Look for names starting with:

• ABB the main ABB web site; see also  
• Abbey Systems New Zealand based designer and manufacturer of SCADA systems for the power, telecoms and water industries
• Abdulla Fouad Company representation for computer and high tech vendors in the guylf and throughout the Middle East
• Able Instruments & Controls leading UK distributor, VAR and integrator of instruments and systems including SPA's Procidia
• ACCES I/O Products San Diego based data acquisition vendor: A-D, D-A, signal conditioning, serial communications, digital I/O, bus expansion kits, etc
• ACE Associated Computer Experts - compilers, real time kernels, etc
• Accessware According to Ralph Waite this is now the main site for Accessware's AccessPoint UNIX and now Linux based SCADA software; also access for Oncuity and OnCue customer support questions
• ACM Automation complete vertical solutions for SCADA, telecommunication and safeguarding projects in oil and gas, pipeline and utility industries
• Action Controls Australian developer of Kingfisher RTUs for the water, oil & gas, power and broadcasting industries
• Action Instruments Invensys subsidiary offering I/O and fieldbus expertise
• Acquisition Systems UK based integrator specifically of National Instruments' Lookout SCADA software in applications ranging from pharmaceuticals to engine test
• AdAstra Research Group leading Russian real time software vendor and developer of Trace Mode Windows NT-based SCADA/HMI package
• Adept Scientific data acquisition hardware and software, plus much more
• Adept Technology robotics, motion & vision control and associated hardware and software
• Adroit Technologies Adroit SCADA package; see also Adroit Technologies Europe site
• Adsyst Automation Yately, Hants, UK based system integrator offering full control system design and build service
• Advanced Control Systems Leading US SCADA vendor with installations throughout the US and worldwide
• Advanced Technical Software (ATS) UK PLC and SCADA systems integrator and software developer - TrialRun package simulates and tests PLC/SCADA systems without connection to real world I/O
• Advantech self-styled as 'The PC-based Automation Company' - PC-based hardware and software including HMI/SCADA for Windows and Windows CE, Data Acquisition, IEC-1131 programming for PC-based control, OPC-drivers
• AEA Technology main site - customer stories, conferences, seminars, consultancy
• Afcon SCADA and HMI software
• AFE Technologies SCADA software and HMI vendor now absorbed into GE-Fanuc
• AGM Communication & Control Software platform for Distributed Control Networking for DCS and SCADA applications
• Agra-Simons, the former Simons International
• Alfa Laval Automation, the former control division of Alfa Laval now absorbed into ABB - PLCs, DCSs, etc
• Allen-Bradley (Rockwell Automation) PLCs, etc; see also Rockwell and Rockwell Software
• Alstom Automation German Alstom subsidiary specialising in SCADA and data acquisition for oil and gas, tank gauging and utilities
• ALSTOM ESCA Corp Belleview, WA, US subisidiary of ALSTOM specialising in SCADA and EMS for the electric power industry
• Altersys Canadian developer of Virgo 2000 automation software suite for SCADA/HMI/DCS/PC-based control applications; recent acquirer of ISaGRAF developer CJ International now renamed Altersys Europe
• Amber Programmable Design (APD) Scottish system integrator - PLC, SCADA, panel building, installation and commissioning
• AMEC Process and Energy process plant contractors
• American Heuristics Corporation R&D and technology transfer, particularly in field of intelligent systems
• AMR Research industry and market analysis, specialising particularly in enterprise and supply chain issues; affiliate of KVQuest
• Antx Austin, Texas based supplier of remote monitoring, small-scale affordable SCADA, alarm notification and RTU systems
• ApICS control system consulting, training and technical mediation services for industrial control applications in metals, paper and converting, consumer products, forest products, glass, automotive, manufacturing, and process control industries
• Apix Corporation high performance data acquisition, control and I/O products
• Applicom International French company specialising in industrial communications and fieldbuses including Profibus-DP, InterBus-S and CAN.
• Applicon Australia Process control, networking and software design including Citect utilities and freeware
• Applied Industrial Automation Charleston, South Carolina based 'full service' systems integrator: metals, textiles, nuclear,chemicals, water & wstewater, utilities, telecoms, pulp & paper, food & beverage, automotive
• Applied Industrial Systems real-time information systems, database applications, monitoring and control
• Applied Systems Engineering (ASE) Californian manufacturer of RTU/IED protocol test equipment for SCADA industry; developer of communication front-end processors for SCADA masters; plus protocol translators, multi-channel communication I/O boards,'C' software libraries for embedded protocol processing
• APROL Linux-based SCADA package from B&R subsidiary PCC
• ARC Advisory Group (ARC) formerly Automation Research Corporation - market intelligence plus industry news and comment
• Arcom Control Systems industrial control systems, embedded systems, coms etc
• AREAL French developer of TOPKAPI Vision SCADA software, targetted particularly at water and waste water, utilities, electricity distribution, building automation and environmental applications
• Aromat Matsushita subsidiary selling sensors, PLCs, drives, etc in North and South America
• AS Interface main site for the ASi sensor-actuator bus
• Aspen Technology (AspenTech) - on-line process simulation, plus advanced HMI and supervisory and control software
• ASR Technology Middlesborough, UK based system integrator specialising in industrial automation and information systems including SCADA, ERP and MES integration
• Aston Dane UK systems integrators and process automation consultants
• AT Group (ATG) Warrington, UK based system integrator - DCS, PLC, SCADA and Variable Speed Drive (VSD) expertise
• ATS Automation Tooling Systems leading Ontario, Canada-based designer, manufacturer and integrator of factory automation systems
• Attar Software knowledge based system and data mining software
• Aurion Technologies web-based gas and oilfield automation products and services
• Automated Control Solutions US control systems integrator specialising in entertainment industry and theme park applications
• Automation Control Products (ACP) Georgia, US based industrial thin client specialists
• Automation Design & Installation (ADI) Birmingham, UK based system integrator - DCS, PLC, PC, SCADA and HMI expertise
• Automation Engineering Ltd US-based SCADA system vendor for water, wastewater, gas and oil applications
• Automation & Electronics Wyoming, US based OEM SCADA company manufacturing RTUs and systems for the energy and water & wastewater markets
• Automation ONSPEC Software US based OEM SCADA company - ONSPEC 32 SCADA/HMI works with data acquisition devices to provide real-time monitoring and control in industrial environments
• Automation Products UK-based former Intellution distributor now handling Ci Technologies' Citect package, Sequencia batch automation, Softing's PC based control, OSI's Pi historian, Intuitive Technologies' @aGlance and Web@aGlance and Boward's (now WS Atkins') OpenData
• Automation Solutions - Autosol SCADA system with configurable RTUs; Universal Communications Server handles multiple protocols simultaneously
• Automation Techies industry-specific community for control and automation professionals
• Automsoft International RAPID - claimed to be the world's first true time and batch data archive for process, manufacturing and utility applications
• Autoplex International South Australian developer of QUADAC multiplexing technology used in the UniMeter multisensor panel meter and UniMux/UniLink multi-channel PC-based SCADA system
• Axeda new name for the combination of eMation (formerly PC Soft International) and Ravisent
• AzeoTech DAQLab software provides data acquisition, logging, automation, networking, visualisation/HMI and data analysis in a single affordable package

• B&R Industrial Automation wordwide SCADA and PLC supplier; see also APROL and PCC
• Baan Leading Netherlands-based ERP vendor acquired by Invensys
• Bailey - former Systems Division of Elsag Bailey Process Automation UK - like the rest of Elsag Bailey, now absorbed by ABB
• BaseTen data warehousing and database software development
• BatchMaster Software, modular batch process software; now part of eWorkplace Solutions
• Bentek Systems Canadian designer and manufacturer of industrial wireless SCADA and telemetry solutions
• Biodata data acquisition and control hardware and software systems.
• Bitwise Integration Integrator 2000 (I2k) collection of Microsoft Access 2000 objects which extend Access database/databae front end functionality to a fully featured standalone HMI/SCADA system
• BJ & Associates Montreal, Canada based consultant and system integrator with expertise in automation and optimisation of industrial processes
• Black Clawson Unidac Drives & Control Systems Division offering complete automation solutions using DC and AC drives, PLCs, DCS and SCADA recently sold to Industrial Automation and Control Ltd (IAC)
• Bovis Tanvec UK system integrator specialising in pharmaceutical industry applications; now part of Lend Lease Corporation
• Boward Computer Services industrial IT consultancy acquired in 2000 by North Carolina-based Unifi Technology Group but now Systems Integration division of WS Atkins
• Bradley Ward Systems Atlanta, US based vendor of automation and MES software for the food industry
• BRIC Enterprises Factory automation and robotics including applications of SCADA right across industry
• Bristol Babcock UK-owned (FKI Group), US-based RTU, controller and SCADA system vendor
• Byrd Industrial Electronics Long established Californian SCADA systems integrator

• C3-ilex PC-based SCADA for electric, water and waste water utilities
• CAC ONIX Systems subsidiary designing, installing and servicing pneumatic, hydraulic and electronic automation systems for the oil and gas industry
• Calta Computer Systems custom drivers and other enhancements for PC based Scada systems
• Campbell Scientific Ogden, Utah based vendor of data logging hardware and software
• Canary Labs Trend Link and Trend Historian software tools for storing, archiving, displaying and analysing plant performance data
• Carl Bro Group Danish IT and telecoms consultancy; specific expertise in SCADA, telemetry and automation
• Carnegie Group subsidiary of Logica - industrial software development and consultancy including AI and neural network applications
• CBCL Limited Canadian consulting engineers and developers of SCADA systems for monitoring and control of municipal water and waste-water systems
• Cegelec, now part of the Alstom group - all things electrical including PLCs
• CENELEC the European standards making body for our industry - standards are known as Euronorms and carry EN numbers
• Centaur Communications publisher of the late lamented Control & Instrumentation and Integrated Manufacturing Systems
• Chorus Systems 'componentized OS' technology and products for telecoms and intelligent communication devices (ICDs) - see Sun Microsystems.
• Churchill Controls radio telemetry, leased line telemetry, remote control, SCADA and data acquisition for monitoring of remote plant and leakage detection
• Le Groupe CIAC Inc. Canadian (Montreal) automation and control system integrator - SCADA, programming, training
• Cisco Systems best known for its end-to-end networking solutions for the Internet but recently entered industrial networking partnership with GE Industrial Systems
• CISE automation, control, MIS and MES solutions; Cisco Systems Premiere Partner
• Ci Technologies (Citect) SCADA software - see also their UK distributor Automation Products and the Australian site
• CJ International ISaGRAF 1131-3 PLC programming environment; recently acquired by Altersys and renamed Altersys Europe
• CMC Leading Indian IT company with particular expertise in SCADA and its own SCADA site
• Cognex machine vision systems
• Cogsys real time intelligent software - the UK's answer to Gensym?
• Comdale Technologies - Canadian real time intelligent software developer whose technology rights were acquired by ABB
• Computer Technology Corporation (CTC), developers of Interact software
• Concept Systems Albany, Oregon, US based automation and information systems integrator working across aerospace, semiconductor, food & beverage and utility industries
• Conlab Australian developer of W-Voice which interfaces with SCADA systems to deliver real time SCADA information to remote recipients in a voice format.
• Connecting Industry UK magazine publisher Wilmington's portal
• Control US magazine more specifically focussed on process control
• Control.com Web portal for "nerds in control" - includes PLC Archive of contributed PLC programming examples
• ControlDraw Diagram processor for design, specification and documentation of process control systems
• Control Design & Development (CDD) Peterborough, UK based system integrator handling single panel/PLC/HMI applications through to multiple panel/PLC/networked/SCADA projects
• Control Engineering articles, products, news, subscription data
• Control Microsystems hardware and software for telemetry, SCADA, remote monitoring and control and data communication applications
• Control Protocols International (CPI) drivers for GE Fanuc 90/30 and 90/70 PLCs, including HART, CATM5X, Modbus Master, PGE-2179 and DNP 3.0; Modbus 2179-Gateway Module enables Cooper Form 4C reclosers to communicate with any standard MMI
• Control Systems International UCOS object oriented control system development package
• Controls Intelligence & Plant Systems Report The new title of Industrial Controls Intelligence & The PLC Insider's Newsletter, the newsletter founded by Jack Grenard and now published by KVQuest
• Control Solutions new name for the former Instrumentation & Control Systems magazine
• Control Techniques UK-based drives and motion control division of Emerson
• Control Technology Corporation control hardware and software, specifically for embedded applications
• ControlXpert.com/Gemini Automation Massachusetts systems integrator and custom systems builder
• Cougar Automation UK-based PLC/SCADA Systems Integrator and MES Systems House
• Crossbow Technology developer of wireless sensor architecture based on Bluetooth standard
• Crouse-Hinds intrinsic safety and hazardous areas
• CTI - Control Technology International UK company specialising in SCADA, fieldbus and industrial networking - PCVUE32 SCADA, Applicom communication server
• Cubex SCADA software development and systems integration for the textiles, auto assembly, waste water treatment and plating industries
• Curvaceous Software process optimisation software based on use of parallel coordinates to present interaction of multiple parameters
• Custom Electronics UK integrator - SCADA, bespoke software, broadcast
• Cutler-Hammer control and power distribution
• Cyberlogic Technologies advanced connectivity software for industrial networks

• DAE Instruments Instrumentation and software, including SCADA, for power distribution and energy management
• Daniel Europe flow measurement devices and flow computers
• Data Flow Systems Florida-based developer and manufacturer of radio-telemetry and SCADA systems for the water and waste water industries
• DATAC Control International SCADA and telemetry systems for the utilities
• Data Comms for Business Manufacturer and distributor of wide area networking (WAN) equipment for SCADA
• DataMonitor market research and analysis covering automation systems and software
• DataViews Corporation developer of open scalable environment for creating reusable dynamic HMI components for Windows and Unix environments; recently acquired by GE Fanuc
• DEIF Danish vendor of SCADA systems for electrical power generation and specifically distributed power generation including CHP and emergency generators
• David Hope & Associates Sydney, Australia based consultant specialising in SCADA projects in the utilities
• DCR Engineering Services Motorola Certified MOSCAD Solutions Provider with specific expertise in SCADA for water, wastewater, environmental, phosphate mining and electric utility applications
• Delta Controls pressure, temperature and flow instrumentation - not over frequently updated!
• Delta Design Systems PC-based SCADA for industrial control & building automation e.g. the NatWest Tower.
• Detechtion Technologies web-enabled, SCADA-compatible, software-based, non-invasive compressor diagnosis and optimization services
• Dickinson Control Systems UK systems integrator operating from bases in Coventry, Winchester, Manchester and East Kilbride; recently acquired by Siemens
• Digital Control Corporation Florida-based systems integrator for water and waste water industry - SCADA, RTUs etc
• DNP Users Group Forum for developers and users of the DNP3 protocol
• DTSI SCADA and telemetry systems for the water industry
• duTec remote I/O hardware and software for industrial automation,data acquisition and process control
• Dynapro touch computers, terminals, monitors, touch screens and related software and components

• e4engineering new 'portal' site established by Centaur Publishing, publishers of The Engineer, Process Engineering, etc.
• Echelon all you need to know about LonWorks fieldbus technology
• Electralert Canadian SCADA vendor with emphasis on telecommunications and specifically satellite and microwave. Site Entry provides central monitoring of remote sites.
• Electro Projects Shrewsbury, UK based full service integrator; Siemens, Rockwell, ABB, etc
• Elipse Software Elipse Windows Object-Oriented HMI/SCADA development package for both small embedded data acquisition and high-end data management applications
• ELPRO Technologies Australian developer of SCADA-C control and configuration enhancement to the Citect SCADA/HMI package
• Elsag Bailey now absorbed into ABB
• Elsag Bailey Process Automation UK - former UK subsidiary now absorbed into ABB
• Eltech Solutions Milton Keynes, UK based industrial PC, VME and image processing suppliers; custom hardware and software design service
• eMation the former PCSoft International renamed to emphasize its new focus on Web technology - Wizcon SCADA and HMI, soft logic etc; recently (June 2001) acquired by Ravisent Technologies and now renamed Axeda
• Emerson parent company of the former Fisher-Rosemount and Intellution
• Emerson Process Management the new name for Fisher-Rosemount, which also now includes Intellution
• Endress + Hauser One of, if not the, world's largest privately held instrumentation companies; recently formed alliance with ORSI
• Enprotelligence - renamed Knowledge Process Software
• Entivity The result of the Schneider Automation sponsored merger of PC-based control leaders Steeplechase and Think & Do
• Enviromation SCADA/telemetry for water and waste water, agri-and aqua-culture, residential, industrial, commercial and municipal application
• ERA leading UK contract research and development company - training, reports, conferences
• ErgoTech Systems Java-based components and framework to build graphical user interfaces for remote monitoring and control
• ESAC (Electrical & Systems Advanced Control, Inc.) Canadian integrator specialising in electrical power and fresh/waste water systems
• ETM Aktiengesellschaft automation software including the PVSS II HMI package
• Eurotherm process control & instrumentation - now a wholly owned subisidiary of Invensys (BTR Siebe)
• Eutech Cybernetics Singapore-based provider of iViva.works - end-to-end solution for intelligent building management, property and facility management, energy asset management and network management
• eWorkplace Solutions manufacturing and eCommerce software solutions including Batchmaster
• Exomatic largest supplier of SCADA and outstations in the Scandinavian water and waste market; developer and vendor of EXO4 Windows-based SCADA package
• Exor Electronic Ethernet I/O and operator panels
• Expertune intelligent PID loop tuning software

• Fairfield Control Systems Nottinghamshire, UK based provider of turnkey SCADA and MIS solutions based, principally, on Rockwell and Wonderware packages
• FGH Controls low cost(£550), Windows-based SCADA
• Fieldbus Foundation - latest status on Foundation fieldbus
• fieldbus.com This used to be a fieldbus education and training site but the URL has now been acquired by pneumatics specialist Norgren
• FieldbusPlaza Fieldbus site established by consultant Henk van der Biezen, former director of European operations for the Fieldbus Foundation - site seems to have gone missing; any information welcome
• Fieldbus International fieldbus components and service - ISIbus, Hart
• Fiord St Petersburg, Russia based developer of VIORD microSCADA for QNX - software toolkit for developing SCADA, HMI and real time control applications
• Fisher-Rosemount process automation business of Emerson and now renamed Emerson Process Management; Provox, RS3, Delta V, etc; also take a look at PlantWeb Testdrive site
• Flavors Technology real time control, scheduling and simulation
• Fortétion Intellution's strategic partner for the UK and Ireland; MES solutions specialist
• Foxboro DCSs, SCADA, etc - subsidiary of Invensys (BTR Siebe)
• Frank's Tanks engineering and formulation calculations and conversions and links for the traveling automation engineer
• Freedonia Group Industrial market research including product and market forecasts, industry trends, threats and opportunities, competitive strategies, market share determinations and company profiles
• Frontline Test Equipment FTS for IA & SCADA protocol analyzer for industrial automation and SCADA communication protocols
• Frost & Sullivan market research into almost every conceivable sector, including ours
• Fuji Electric analysers, recorders, controllers, transmitters, etc - don't panic, there's an English button! See also the UK site, which links directly to Coulton Instrumentation, Fuji's longest established distributor in Europe

• Gambica UK trade association for the instrumentation, control and automation industry - not desperately exciting, but useful 'events' listing
• GarrettCom Industrial grade Ethernet technology; see also GarrettCom Europe
• GE Express multi-vendor replacement computer parts distributor
• GE-Fanuc PLCs and SCADA software - see also the new European site
• GE Industrial Systems oversees GE's automation and control operations including GE-Fanuc
• GE Harris Energy Control Systems, LLC - open-platform, distributed architecture EMS(Energy Management System)/SCADA for electrical distribution and substation control
• Gensym real-time intelligent systems software - excellent range of customer applications stories and links to OEMs, developers, etc
• Gilat Europe two-way satellite-based networking solutions for SCADA applications
• Gillam Group Belgian developer of the Lynx SCADA/DMS package for utility, telecomms and railway applications
• GLI International (formerly Great Lakes Instruments) full range of on-line analytical instrumentation
• Global Data Specialists (GDSI) Motorola Value Added Reseller: SCADA for Water/Waste Water applications, Irrigation, Security Systems, Electric Utilities, Mining Controls, Oil & Gas Pumping Operation, Energy Management and Hazardous Chemical Monitor & Alarm
• WH Good Rossendale, Lancs, UK system integrator serving water and waste water, process, materials handling and environmental protection sectors
• Grant Instruments clever datalogging and data acquisition
• Group3 Technology New Zealand developer of Group3 Control fibre optic linked distributed data acquisition and control system used primarily in high energy physics

• Hardy Software Systems object oriented supervisory control software
• Harland Simon drives, controls and management/computer systems for the print and paper industries; Harland Simon Information & Control subsidiary is systems integrator for Wonderware, Intellution etc
• Harris Automation Services Houston, US based PAS/DCS (Honeywell, Foxboro) integrator
• HART Communications Foundation protocol information, training, events, products, etc
• Harting fieldbus, including Profibus, components and systems
• Hathaway Industrial Automation (formerly Tate Industrial Systems) SCADA and DCS process control software specifically for electrical generation and distribution systems and for municipal water and wastewater systems
• Hayes Control Systems Industrial networking, particularly Ethernet, components
• Health & Safety Executive UK industrial safety authority
• Hexatec Northumberland's very own SCADA software company; newly launched Saturn for Process Control product
• HIMA Paul Hildebrandt GmbH + Co KG Safety system specialist now in partnership with Rockwell Automation/Allen Bradley
• Richard Hirschmann Industrial networking components, specifically industrial Ethernet
• Hitech Instruments gas monitoring instruments - see also MTL
• Honeywell this is the Honeywell corporate site but . . .
• Honeywell Industrial Automation . . .this is the one we're interested in - DCSs, SCADA, etc. see also :
• Honeywell Sensing and Control which covers factory automation including Smart Distributed System and . . .
• Honeywell POMS MES for the pharmaceutical, biotech and food and beverage industries
• Horton Automation electric and gas utility SCADA RTUs
• HSQ Technology Long (20 year) established San Francisco SCADA vendor
• Hunter Watertech Australian designer and manufacturer of RTUs; project management of large SCADA and PCS projects
• Hyprotech process simulation and batch design software - acquired by AEA Technology

• I&CS Instrumentation & Control Systems, now renamed Control Solutions The other mainstream US measurement & control magazine, perhaps a bit more down to earth than Control Engineering or ISA's InTech
• IAONA the Industrial Automation Open Networking Alliance - alliance in support of industrial Ethernet and Internet based networks
• Iconics OPC SCADA manufacture and Open Modular Component supply
• ICS Triplex Triple Modular Redundant (TMR) safety system vendor, part of the ICS Group
• Ilog real time optimisation and scheduling software toolkits and components
• Image Control Design UK control and automation hardware & software developer: OSS 2000 Open System Supervisor supervises multiple network systems with drivers available for LonWorks, Trend, ModBus, Carel, Satchwell, etc.
• Imagination Systems real-time Windows NT extension - see Nematron
• IMO Precision Controls Instrumentation and controls distributor - sells SoftPLC PC-based control solution under IMOSoftPLC name
• Imperious Technology Smart PA (Smart Protocol Analyzer) eavesdrops on communication between SCADA Master and Slave, deciphers the data and displays it in a legible manner
• InCA Systems Stockton on Tees, UK based provider of system integration, panel building, consultancy and maintenance services
• Independent Control Systems Telford, UK based system integrator with particular expertise in the development of bespoke SCADA and HMI packages
• Industrial Automation and Control Ltd (IAC) South Wales drives and controls integrator - recently acquired Unidac division from Black Clawson
• Industrial Controls Intelligence & The PLC Insider's Newsletter see Controls Intelligence
• Industrial Control Links Auburn, California based source of PLCs, RTUs, wireless RTUs, distributed I/O, alarm autodialers, data loggers, embedded web servers, spread-spectrum radios
• Indusoft Developer of Indusoft Studio SCADA/HMI software for Windows NT and Windows CE, also sold by Bosch Automation as MADAP
• Industrial Ethernet Association pretty much what it says it is
• Industrial Network Services Chicago-based INS claims to be the World's largest Intellution representative and the Midwest’s largest Microsoft Factory Automation Solution Provider
• Industrial Peer to Peer eDNA product suite - real time information systems and process historian
• Industrial Technology Systems (ITS) UK-based system integrator - PLC, DCS, SCADA, MES for process and manufacturing industries
• InfoSCADA Milton Keynes, UK based MES/SCADA engineering and consultancy
• Insight Automation SCADA solutions for energy industry applications
• Instem Computer Systems UK-based vendor of large turn-key systems for power generation and utilities
• Institute of Measurement and Control details of all Institute activities
• Institution of Electrical Engineers (IEE) professional development, standards, safety codes etc
• Instromet UK flow measurement devices (turbine and ultrasonic flow meters), flow computers and flow measurement systems
• Instrument Data Communications (IDC) Networking and fieldbus plus workshops in SCADA and Telemetry
• Instrument-Net this should be the best instrument and control site in the UK, but somehow it doesn't quite come off. Worth a look anyway.
• Intelligent Applications AI-based condition monitoring, specifically of large gas turbines
• Intelligent Optimization Group advanced process control, multivariable predictive control, expert system and neural network based applications for the chemical process industry
• Intellution SCADA, MMI, batch control, soft logic - see also Wizdom Controls; part of Emerson and now of Emerson Process Management
• Inteltrack South African developer of telemetry and tracking systems with particular emphasis on railway applications
• InterCorr International real time online SCADA compatible corrosion monitoring system
• International Electrotechnical Commission (IEC) the international standards making body for the control and automation industries
• Intex Management Services (IMS) market research into communications, computers and industrial electronics, all at the usual eye-watering prices
• Intuitive Technologies client-server and web based process data driven visualisation products including @aGlance, Web@aGlance and WebOPC; see eMation
• Invensys what you get when you merge Siebe, parent company of Foxboro, Barber-Colman, Triconex, Wonderware, SimSci and Eurotherm with BTR. See also Invensys Building Systems
• Iocomp Software software components for industrial automation
• Io-Ltd real time data acquisition and control
• IOtech Data acqusition hardware and software including ScanServer I/O Server Software for SCADA/HMI Applications
• IP Systémes SCADA and automation development tools - it's all in French but English is promised shortly
• ISA journals, training, events, ISA show, etc
• Iskra SYSEN Slovenian vendor of PLCs, RTUs and SCADA for power distribution automation
• Isocor Internet and intranet messaging systems
• IST Energy South African vendor of SCADA master stations, RTUs and substation automation
• ITE (Intelligent Technologies Engineering) - South African developer of real time intelligent systems based on Gensym's G2

• Jetter German developer of PLC-alternative control systems based on BASIC-type language for direct control of network devices - motors, LCD screens, MMI screens, analogue, digital, serial devices, etc; UK subisidary based in Aldridge, W.Midlands
• JimPinto.com former Action Instruments chairman Jim Pinto's "Connections for Growth & Success" site - business & marketing, technology, M&A, start-up funding, eNewsletter, etc, etc
• Jordan Controls smart valve actuation
• JRP Control & Automation Reading, UK based system integrator with particular experience in water industry
• JSR Ultrasonic sensing, image capture and gauging

• Kapsoft Congero HMI system which allows direct linkage of process data to AutoCAD drawings
• Keithley Instruments instrumentation and data acquisition
• Keltron Controls UK developer of building controls for heating, ventilating and air conditioning
• Kenonic Controls Canadian supplier of 'vendor-neutral' industrial automation and information technology solutions, recently acquired by Emerson
• KEPware The OPC Source - over 50 OPC servers currently available
• Key Telemetering (SCADA- or PLC- based remote data reporting systems
• Keyence Corporation Japanese manufacturer of factory automation sensors, machine vision systems, measuring instruments and PLCs for non-contact inspection, measurement and automatic control
• Kimray RTUs and SCADA software specifically for oil and gas applications
• Kinard Control Systems South Carolina based designer and installer of SCADA systems for rural water companies
• KM Group Chesterfield, UK based system integrator specialising in linking shop floor systems to ERP and supply chain systems
• Knowledge Based Engineering another South African developer of intelligent process control solutions based on Gensym's G2
• Knowledge Process Software formerly Enprotelligence; on-line data mining for energy and process industries - close links to Attar Software
• KnowledgeScape Systems Baker Process division and developer of KnowledgeScape real-time expert system for process optimisation
• Koan SA Italian developer of the Koala Hypervision SCADA package and reseller/partner of Applicom and VenturCom
• KVQuest James Heaton's 'Management Information Service Organisation'; also publisher of Controls Intelligence & Plant Systems Report

• Labtech PC-based scientific, engineering, manufacturing and industrial data acquisition and control software
• L'Air Liquide Hardware and software for telemetry and SCADA in gas production
• Larmia Control Swedish designer and manufacturer of SCADA and PLC systems for building automation systems and integration for smart houses
• Laycock Systems Florida-based supplier of FlowLinx HMI Software for water and wastewater applications
• Lee-Dickens Unix and Windows NT SCADA and telemetry packages for airport, pipeline and inventory log type applications
• Lenntech is a Dutch water treatment and air purification company which may not interest everyone but they have a really slick unit conversion calculator site for conversion between SI (metric) and Imperial units
• LICEnergy Pipeline simulation software for the oil, gas and water industries
• Lingley Control Systems Engineering design, manufacture, installation and commissioning of process control systems in the UK & Europe
• Litteral LITk set of Java beans for constructing SCADA GUIs
• Logica Master Control 2000 SCADA/telemetry for water and environmental applications; PRODIS gas management
• Lucas Power and Control systems integration and automation solutions; automation components
• LSI srl Italian developer of industrial software including Logoview SCADA package

• M2M matrix Denver, Colorado based developer of real-time, Internet based SCADA solution offered on an ASP (Application Service Provider) model to energy, large industrial and government users
• M&R Automation object oriented control system development - AutomationX range of pre-defined objects for HMI, control, data historian, alarming, simulation, on-line html documentation, etc
• Management Intelligenter Technologien intelligent data analysis including fuzzy logic and neural networks
• Mantracourt Electronics VisualLink RAD toolkit for creation of SCADA/HMI applications
• Marathon Russian site for SCADA, fieldbus, etc
• Marathon Technologies fault tolerant PCs under Windows NT
• Marcam Solutions Massachusetts-based ERP and asset management software vendor, recently acquired by Invensys and now part of Baan
• The MathWorks MatLab technical computing environment and SimuLink simulation and modelling product
• Matrikon SCADA solutions for oil and gas, pipelines, and water/wastewater
• Masoneilan control valves
• Max Controls - once the DCS Division of Leeds & Northrup, then part of the ICS Group, and now acquired by Metso Automation
• MCS Control Systems Coventry, UK based system integrator - expertise in PLC software, HMI configuration, process control, robotic cell control, motor control centres etc.MCS Group also includes MCS Industrial Software and MCS Electrical
• MDC Technology advanced control and real time optimisation - recently acquired by Fisher-Rosemount/Emerson
• Measurement Systems Ltd (MSL) Newbury, UK based developer of industrial data acquisition hardware and real time software products for process and industrial monitoring and control, factory automation, real time information and test and measurement systems
• Meggitt Mobrey smart field instrumentation for level, pressure and flow including, particularly, HART capable versions
• Merlin Control Systems Richmond, Yorkshire based systems integrator
• Merlin Systems North Wales, United Kingdom systems integrator with experience in SCADA and PLC software development
• Merz, spol.sro Industrial software vendor from the Czech Republic specialising in SCADA (ASPIC package) and OPC servers for PLCs
• Meteor Data Communications (MDC) long distance (1500km+)data communications by meteor burst technology
• Metso Automation the former Neles Automation: OASyS, S/3 and Teledyne Brown SCADA systems plus Max Controls DCS
• G Michaels Consulting Ltd Canadian developer of the DBDOC database documentation system for Bailey INFI 90 and derivative systems which transforms the process control database and related source information into Windows accessible hypertext files
• Microcom mobile wireless data transmission for real time applications
• Microsoft Microsoft's main site but . . .
• Microsoft Business . . .and specifically . . .
• Microsoft Manufacturing. . . are the ones we're most interested in
• Microwave Data Systems Rochester, NY, based division of Moseley Associates manufacturing wireless data devices for SCADA applications - licensed and unlicensed products
• MiDaTek developer of the Industrial Control Environment SCADA - MMI - HMI Windows 95/98/NT package, for visual machine and process control
• Milltronics ultrasonic level measurement, solids flow measurement, process protection sensors, now part of Siemens Process Automation
• Mission Communications Atlanta, Georgia based vendor of wireless SCADA for industrial and utility applications
• MITS Melbourne, Australia based system integrator specialising in major utilities applications - recently acquired by Logica
• Mitsubishi Electric UK Industrial Automation Division - PLCs, Drives, SCADA
• MJ Associes French Canadian site (English translation coming soon) - free downloads, links etc
• Modcomp real time computing and Linux based SCADA - see also ScadaBase
• Modicon Schneider Automation PLC page
• Modular SCADA Modular Scada GRX package claimed to be a true "click 'n' build' solution" requiring no programming or scripting
• Moniteur Devices valve position indicators and limit switches plus ASi and DeviceNet valve networking
• Moore Industries specialists in process instrument interfacing and process I/O; not to be confused with . . .
• Moore Process Automation Solutions (Moore Products, as was)- see Siemens Process Automation
• Moseley Associates design and manufacture of SCADA equipment & systems
• Mountain Systems MES software; partnership agreement with Fortétion
• Motorola MOSCAD Fixed Data/SCADA equipment including RTU and PLC functionality prinicipally for utility applications
• MR Control Ltd UK systems integrator - custom built control systems, bespoke software, training and technical support for PLCs, networks, SCADA, etc
• MTL Instruments (Measurement Technology) intrinsic safety and explosion protection - see also Hitech Instruments and Telematic
• MyPlant.com Honeywell HiSpec's 'portal' site for the process industries and process control

• Nano Automation see UK Automation
• Narly Software La Habra, CA based creators of industrial handheld MMI, OIT, HMI software tools for Palm Computing Platform, WinCE and other personal organisers
• National Instruments virtual instrumentation, MMI and fieldbus and networking software, including Foundation fieldbus
• Neles Automation now renamed Metso Automation
• Nemasoft SCADA and PC-based control software - division of . . .
• Nematron industrial PCs
• NetAcquire intelligent real-time data acquisition, signal processing, and high-speed networking
• Neural Applications Corp neural network based process optimisation
• Neural Computer Sciences clever things with neural networks and fuzzy logic - including embeddable ActiveX components
• Neural Technologies more clever things with neural networks, especially in the mining industry
• Neurodecisions potential applications of neural networks and fuzzy logic to SCADA
• Newfield Automation UK-based system integrator working across manufacturing and process industries
• Newton-Evans Research Co technical market research, specifically into electric utilities' use of computers and control systems; conducts World Market Survey of EMS and SCADA Activities
• Nicolet Instruments FT-IR and FT-Raman spectroscopy
• Nivaltec multi-protocol ActiveX I/O Server for creation of SCADA and other automation applications
• Nor-Par Online Norwegian developer of SCADA2CC integration software which allows online and dynamic process simulations using Chemstations' CHEMCAD simulator and measured process data from any Excel-aware SCADA system
• Northern Data Systems radio telemetry SCADA systems, plant software and related equipment

• Omega Engineering huge site claiming to offer more than 100,000 temperature, humidity, pressure, strain, force, flow, level, pH and conductivity measurement and control products, plus data acquisition and custom engineered products. OMB-SCANSERVER I/O Server Software for SCADA/HMI Applications
• Omron This is the English language site. See also the UK site.
• Oncuity, which sold the OnCue Advanced Alarm Messaging software products formerly sold by AccessWare, has apparently gone out of business: however, go to the Accessware site for resolution of customer support questions
• Ontrak Control Systems serial data acquisition and control interfaces
• OPC Foundation official OPC Foundation site - specification, member companies, events, products
• Open DeviceNet Vendor Association (ODVA) Rockwell-independent organisation responsible for DeviceNet and its further development
• Open Data, site devoted to Boward Computer Services’ (now WS Atkins') enterprise integration
• Open Systems International (OSI) monarch open SCADA/EMS/DMS/GMS solution for electric utilities
• Opto 22 control & automation hardware & software including Ethernet I/O
• Orbital Network Engineering data acquisition, telemetry and qpsk and bpsk demodulator systems
• Oriel Systems software developement and monitoring and control solutions for manufacturing, water and environment industries; VMI or tank monitoring solutions for chemical, oil, ink and high-value liquids industries 111111111
• Origin global IT consultancy with specific expertise in enterpise-plant floor integration
• ORSI Developer of the CUBE Windows NT based Open Control System; recently formed alliance with Endress + Hauser but since acquired by Siemens
• OSI Software developer of the Plant Information (PI) data collection and analysis system
• Oyster Terminals hand held HMIs; recently acquired by Waterside Terminals

• P & I Design UK integrator specialising in industrial process control, automation, telecom switchboard and control systems - SCADA, PLC, DCS and industrial IT applications
• PCC process control division of B&R Industrial Electronic
• PacBits realtime monitoring and control over Internet and conventional LAN
• PaceSoft Cannock, UK developer of PaceSoft low cost SCADA package and GRX SCADA development system
• Pantek UK distributor for Wonderware,SST (S-S Technologies as was) and others
• ParaGea Communications Gaithersburg, Maryland, US manufacturer of ScadaStar Vsat TDM/TDMA system for thin-route data communications
• Parmley Graham UK National Technical Distribution Partner for GE Fanuc PLCs
• PCGum Java based software for machine monitoring and control; contract software development
• PC SOFT International - developer of Wizcon SCADA and HMI, soft logic etc now renamed eMation
• PEP Modular Computers industrial computers, boards, I/O, fieldbus including CAN, LONworks and Profibus
• Pennine Controls systems integrator servicing low budget projects, particularly in the plastics industry
• Philips Automation Projects (PAP) Philips division responsible for turnkey automation solutions for manufacturing and process industries
• Phoenix Contact field interfacing and I/O, cabling, etc, plus Interbus-S fieldbus protocol and products
• Phonetics developer of the Sensaphone range of remote monitoring, autodialler and SCADA equipment and systems. See also UTAP and Sem-Co
• PID, Inc Windows-NT based batch managment specialist, now renamed Sequencia
• Pilz safety, control and monitoring, operator terminals, industrial computers
• plantautomation.com VerticalNet 'community' for manufacturing automation
• Plant Automation Solutions Solutions for assessment, remediation, optimization, and monitoring of process controls; documentation, systems integrity auditing, and Management of Change (MOC); alarm management optimization, graphical user interface best practices, and operator support tools
• PLC Open vendor independent organisation promoting the IEC 1131-3 software standard for PLCs
• Polyhedra DBMS toolset/application framework for fault tolerant, real time applications; now acquired by ENEA
• POSC - Petrotechnical Open Software Corporation - guardians of computing and interoperability standards for the exploration and production industry
• Proces-Data P-Net fieldbus technolog and networking tools
• Process & Control Technology UK systems integrator specialising in SCADA, PLC and MIS Systems
• ProcessIndex.com On line index of links to the sites of suppliers to the process industries including process control and instrumentation
• Professional Control Products Florida-based manufacturer of custom and standard electrical control systems principally for the water and waste water industry; Siemens and Bristol Babcock PLC based solutions
• Profibus main site for PNO - Profibus user organisation - news, members, products, etc
• Profichip Design and production of ASICs, in particular Profibus-DP Slave/Lean Slave ASICS
• PROGEA Italian developer of Movicon SCADA software
• Prosig data acquisition, data analysis, signal processing, graphical reporting
• Prosys PMS Finnish industrial software developer - SCADA and production data analysis products
• Puleo Electronics Panel mounting alarm annunciators

• Quality International Services Spanish integrator - programming and installation of Siemens and Rockwell PLC and SCADA systems
• QEI US-based provider of COMPAQ/DEC based SCADA, load management and distribution automation systems for electric, water, gas and transportation utilities
• Quest International Irvine, California based ISO 9001 registered company offering repair of industrial display monitors
• Queue Systems US systems integrator specialising in implementing SCADA and PIMS systems principally in the power, metals, and pulp/paper industries
• Quin Systems Wokingham, UK based machine automation solutions provider placing particular emphasis on combining automation skills with emchanical engineering expertise
• Quindar master stations, RTUs and IED interfaces for SCADA systems for electric power distribution, oil & gas, water, communications and transportation

• RACO Manufacturing and Engineering remote communications systems, annunciators, and RTUs for alarm autodialing, remote monitoring, reporting, and control
• Radisys embedded hardware and Windows NT real time extensions; see also TenAsys
• Ravisent Technologies software and intellectual property licensor and new (June 2001) parent of eMation now renamed Axeda
• RDT radio-based data communication
• Readout - for my money, still the best instrumentation site on the net, especially for fieldbus
• Real Time Engineering (RTEL) Glasgow-based systems and software house
• Reditech Belgian automation company offering electrical installation, instrumentation, PLC software, SCADA, software and project management
• Reduct & Lobbe Technologies REDUCT Process Suite - decision support and real-time process management software for improvement of continuous manufacturing processes
• Relcom Foundation fieldbus connectivity products
• Remsdaq Manchester, UK based provider of complete systems solutions for SCADA, Integrated Security and Emergency Services Command & Control
• RHS Harntec Exeter, UK-based developer of KineticaRT fast real-time display, measurement and control application
• Riverside Automation Sheffield, UK based system integrator offering PLC, SCADA and PC technologies
• Rob's Fieldbus pages Rob Hulsebos' collection of fieldbus links to more than 230 systems plus details of books, standards, user groups, mailservers, mailarchives and his own courses
• Rockwell corporate site - see also Rockwell Automation/Allen-Bradley and . . .
• Rockwell Software HMI, SCADA, PC-based ladder logic and control, etc
• Roselec (Automation) Limited UK-based system integrator/solution provider - PC, PLC, SCADA
• Rosemount Measurement Division field instrumentation and intelligent field devices; see also Fisher-Rosemount/Emerson
• Rossmore Computer Automation UK-based software and system integrator - PLC/SCADA
• Rotork Control & Safety Integrated control and safety systems - DCS, PLC and safety system technologies for the process industries

• S&I Process Control leading UK systems integrator, subsidiary of NG Bailey, specialising principally in water, food & beverage and pharmaceutical sectors
• Sage Systems formerly the SCADA division of Valmet, now transferred to Metso Automation - OASyS SCADA system for oil & gas pipelines, electrical and water/waste-water utilities
• Salem Automation Rotherham, UK based SCADA/safety/instrumentation systems integrator
• ScadaBase ModComp's real time SCADA software development tools for Intel platforms
• scadas.com lots more SCADA companies, mainly US, categorised by product type, plus events, people, links etc
• SCADATA equipment, software and services for wireless based SCADA and telemetry
• ScadaTEC software for PC based SCADA & automation including voice alarm dialler and logger
• Scadax Engineering Canadian company specializing in advanced SCADA systems for the manufacturing, water management, electrical utility and transportation sectors
• Scan-Data US West Coast vendor claiming the widest selection of telemetry and SCADA equipment, data radios, modems and accessories on the market
• Schneider Electric acquisitive parent of Modicon, Telemecanique and Square D; see also Schneider UK and Schneider Electric's US site for electrical substation/distribution automation including SCADA and Energy Management
• Scomagg one of the UK's largest providers of Integrated Control and Information Management Systems and Services
• Sem-Co (Schaffer Environmental Equipment)sells the full Sensaphone line of systems for environmental monitoring, data logging and control
• Sensors Web Portal specialised resource devoted to sensors, transducers and sensor instrumentation
• Seprol leading UK supplier of Intelligent RTUs for utility applications.
• Sequencia the former PID, Inc. - Windows-NT based batch management, including fault tolerant solutions with Marathon Technologies; batch activities now sold to Rockwell
• Serck Controls Coventry, UK-based Roxspur subsidiary and vendor of SCADA and telemetry systems for utilities, building management and railway industries
• Servelec one of the UK's largest systems integrators for SCADA and telemetry systems
• Seven Technologies Danish vendor of IGSS SCADA product, plus former LICENERGY software, technology and expertise for simulating water distribution district heating networks
• Siebe, parent company of Foxboro, Barber-Colman, Triconex,Wonderware, SimSci and Eurotherm which merged with BTR to form Invensys; for Siebe Environmental Controls see Invensys Building Systems
• Siemens the main Siemens corporate site - links to . . .
• Siemens UK includes overview of Siemens automation including PLCs, HMIs, power supplies, industrial PCs
• Siemens Power Transportation and Distribution (PTD) VICOS P500 SCADA System
• Siemens Production and Logistics Systems main German site for factory automation (in English)
• Siemens Process Automation (Moore Products, as was) DCSs, hybrids, safety systems, etc; SPA UK now incorporates Milltronics and Applied Automation
• Silvertech leading independent UK provider of Unified Control Systems (UCS), including DCS, SCADA, PLC and switchgear products worldwide
• Simons International, now Agra-Simons, process plant design and construction management - includes . .
• Simons ISG (Intelligent Systems Group)- real time intelligent systems consultancy and development based on Gensym's G2
• Simulation Sciences (SimSci) on and offline process simulation and optimisation - high level HMIs - Invensys subsidiary
• Simulutions pipeline applications software for leak detection, pipescheduling and optimisation in the oil and gas industry
• Sira contract research and consultancy in measurement and control - hosts European Foundation fieldbus training, demonstration and testing facility
• Smar Hart and fieldbus enabled smart field instrumentation and systems
• SmartSignal Equipment Condition Monitoring (ECM) technology; recently formed alliances with Crossbow and Think & Do
• SMTnet.com electronics industry portal site
• SNC-Lavalin Energy Control Systems former ECS division of CAE Electronics providing SCADA, DMS and EMS products to clients world-wide
• Softing industrial automation and communications software - CAN, Profibus, Foundation fieldbus
• SoftPLC Corp PC-based control - see also IMO Precision Controls
• Software Horizons Massachusetts, US based developer of OI-2000 PC-based SCADA/HMI package (Lite (16-tag) version available for just $95); see also newly introduced Instant HMI for hand-helds
• Software Toolbox software components for automation application building
• SOUP The official site for the Standard Open Universal Protocol, a non-proprietary intelligent, publish and subscribe, token bus protocol for connecting Intelligent Electronic Devices (IEDs) or Super-Smart Sensors on any type of physical bus system
• Sola Communications SCADA and automation including specifically in Offshore Oil and Gas SCADA; Fire smoke and gas detection with SCADA integration
• Solartron ruggedised data acquisition front ends for SCADA and DCS
• sparesFinder shared inventory based spare parts exchange service
• Spectro-Flux Engineering (SFE)Singapore based provider of engineering services in the field of instrumentation and process control - DCS, PLC, SCADA, etc
• Specview auto-configuring Windows-based SCADA interfaces with temperature/process controllers, indicators, smart sensors, PLCs and control systems
• Spire Controls manufacturer of flat panel displays and monitors, touch screens, panel pcs, and industrial computers
• Square D PLCs, drives, motor control, etc; now part of Schneider
• SST communications, especially fieldbus - Profibus, ControlNet, DeviceNet - gateways, interfaces, modules, configuration tools, simulators - now part of Woodhead Connectivity
• Steeplechase Software PC-based control specialist recently acquired by Schneider Electric and merged with Think & Do to form Entivity
• STONEL + IMTEX Controls Recently merged UK valve communication and controls specialists
• Strategic Test and Measurement Systems Coventry, UK based distributor for a number of German data acquisition products and systems integrator
• STS Gmbh German vendor of SCADA for local and regional utilities - high- and medium-voltage power, gas, water and district heating
• SubNet Solutions software products and services for Substation SCADA Protocol Communications and Networking - specific expertise in DNP3
• Sun Microsystems the main Sun site - Java and all that
• Sun Microsystems UK Sun's UK site
• Sutron Washington DC based specialist in SCADA and telemetry hardware and software for water management, hydrology and meteorology
• Synergy Systems & Solutions integrated process management and control/SCADA system
• Synetcom Digital spread spectrum radio gear for 4-20mA loop, discrete serial, Ethernet and MODBUS SCADA applications, both in-plant and long distance
• Syseca supplier of large SCADA systems and manufacturer of RTUs
• System Devices UK distributor of Opto 22's range of products including SNAP Ethernet I/O and FactoryFloor automation suite
• Systems Integrated SCADA and engineering systems for primarily for the utilities
• SyTech automated reporting and data analysis tools for HMI and SCADA

• TA Engineering developers of AIMAX, described modestly as "The World's Most Powerful Human-Machine Interface Software for Industrial Automation"
• Tascomp vendor of UK-developed Prodigy Windows NT-based SCADA package
• Taylor Industrial Software PC-based PLC programming, PC-based control, MMIs, PLC management - acquired by GE Fanuc; see also Total Control Products
• Techno Trade Belgian manufacturer of the T-Box RTU system
• Technisys Utah-based developer of DCS Lite, combining Intellution SCADA/HMI software with Open Transport Network (OTN)
• Teko Polish vendor of SCADA-PLC systems for pipeline, tank farm and pump station automation
• Teksoft Consulting Australian site with lots of links to other SCADA sites, plus SCADA mailing lists, chat rooms etc
• Tele-Command Florida-based supplier of SCADA Telemetry and Radio Remote Control for industry; US representative for Churchill Controls
• Teledyne Brown Engineering/Control Applications OpenVector hardware independent SCADA software platform principally for oil and gas pipeline management; recently acquired by Metso Automation
• Telematic lightning and surge protection - see also MTL
• Telemecanique PLCs etc; now part of Schneider
• Telesphere British Columbia based specialist in advanced SCADA and telemetry systems integration and wireless product development for utilities and public transport
• Tellima Technology hardware and software platforms for real-time control; recently introduced FieldMarshall universal fieldbus interface
• TenAsys iRMX and INtime real time extensions to Windows
• Tesco Controls Sacramento, CA based systems integrator specializing in the water, wastewater and power utility industries - PLC and SCADA products
• Test Data Systems data acquisition for heavy industry and R&D, particularly in the Automotive industry - sadly, now in receivership - hardware and software support enquiries to Array Software
• Think & Do PC-based control under Windows NT and now CE; recently merged with Steeplechase to form Entivity
• TiPS, Inc. Software tools for PID loop tuning, alarm management, etc notably on Provox systems
• TopWorx valve control including industry's first Foundation fieldbus enabled on-off valve controller
• Toshiba Toshiba's main US site
• Total Control Products operator interface products - with Taylor Industrial Software acquired by GE-Fanuc
• TownTech Services Australian software development company specialising in industrial Automation and Control with fully integrated SCADA
• Transdyn California-based provider of computer control, communications and data management systems for water, wastewater, power, industrial, transit and transportation applications
• Transmitton ICS Group company specialising in SCADA and distributed control for the Oil and Gas, Water, Mining, Transportation and Power industries.
• TrendView paperless chart recorders, telemetry and data acquisition - see Honeywell
• Triangle MicroWorks Communication Protocol Source Code Libraries and consultancy for vendors implementing industry standard communication protocols
• Triconex TMR (Triple Modular Redundant) safety system vendor; part of Invensys
• Tridium Web enabled monitoring and control of embedded smart devices
• Trihedral Engineering Bedford, Nova Scotia based vendors of the VTS (Visual Tag System) SCADA package previously known as WEB. Company has UK outpost in Aberdeen.
• Tritec Systems Basingstoke, UK systems integrator - Mitsubishi, Rockwell and Siemens PLCs; Intellution and Wonderware SCADA
• TUSC Australian contract software development and services company specialising in mission critical real-time systems

• UK Automation (formerly Nano Automation) UK systems integrator for Rockwell and Wonderware
• Unifi Technology Group Systems integrator and consultant specialising in real-time connectivity between shop-floor and enterprise systems
• Unitec International Controls Corporation Canadian designer, manufacturer and installer of SCADA Systems.
• United Controls Corporation (UCC) developer of the scadaVision NT-based SCADA package and vendor of turnkey systems for oil & gas, utilities, etc
• USData SCADA and factory automation; integration with ERP, MES
• US Machine Controls (USMC) New Jersey, US integrator - panels,PLCs, operator interfaces, SCADA in manufacturing, water treatment, plastics and pharmaceuticals
• UTAP vendor of Sensaphone SCADA 3000 package specifically for water pumping and distribution

• VenturCom real-time extensions for Windows NT - Windows for embedded systems
• Venture Development Corporation (VDC) Management consultants offering in-depth market research reports, custom strategic planning and consulting in the electronics and automation industries
• Verano Self-dubbed The Real Real-Time Company, real-time internet-enabled process management for energy, process, utility and transportation; recently purchased the RTAP SCADA and Enterprise Link integration products from Hewlett-Packard
• Visual Systems California-based developer of the Cygnet 'unlimited' SCADA/HMI package
• Vista Control Systems Los Alamos based developer of Vsystem family of real-time, networked process control software tools, supported on VMS, UNIX, Linux, Windows NT and VxWorks
• Vortechs Automation, Inc. I/O hardware and systems integration

• Walsh Automation Montreal, Canada based systems integrator recently acquired by Invensys
• Waterside Solutions UK start up by former AFE Technologies (GE Fanuc) team to develop combined hardware/software solutions for HMI and industrial information systems; now renamed Oyster Terminals
• Warwick Manufacturing Group hosts European ODVA (DeviceNet) Conformance Test Centre
• Weidmuller interfacing products
• Wellspring Technologies the former ObjectAutomation - open distributed object framework for automation solution development
• Westermo Data Communications Southampton, UK based industrial data communications experts: industrial modems, fibre optic modems, protocol converters and line drivers, radio modems, industrial Ethernet
• Westin Engineering leading US supplier of SCADA and control solutions
• Westinghouse Process Control Ovation DCS specifically for power generation applications - part of Emerson's Fisher-Rosemount/Emerson Process Management family
• Willowglen Singapore-based SCADA hardware and software developer - SysLink software, RTUs, Integrated SCADA-Video solution
• Willowglen Systems - Canadian former parent of Singapore-based Willowglen. Multi-redundant UNIX hosted SCADA; PC based SCADA under RMX; RTUs
• Wilmington Publishing UK-based publisher of Automation magazine; Connecting Industry site includes archive material from group magazines and a daily news service
• Windmill Software data logging, data acquisition and control, alarm logging
• Wizard Information Systems master UK distributor for US Data, also distributor for, among others, Quadratec, ERA Technologies and Intrinsyc Software
• Wizdom Controls - PC-based control vendor acquired by Intellution
• Wonderware SCADA, PC-based control, etc - now yet another Invensys (BTR/Siebe) subsidiary
• Woodhead Connectivity Woodhead Industries umbrella grouping of SST, Brad Harrison and mPm
• World Batch Forum news, events, papers etc

• Xycom industrial PCs, industrial workstations, VMEbus products; recently acquired by Pro-face America

• Yamatake Yamatake-Honeywell as was - DCSs, etc; see also Honeywell
• Yokogawa full service measurement and control vendor - SCADA, DCS, instrumentation; see also the FAST/TOOLS SCADA product on the Industrial Safety Systems and Yokogawa Europe sites

• Z-Tech Control Systems Cambridge, UK based systems integrator specialising in the utilities and chemicals industries; Eurotherm Technical Distributor
• ZeroSurge first surge suppressors certified to the highest US government classification
• Zetron SCADA, telemetry and communications hardware and software
• ZTS Polish for PRINS SCADA system from STS Gmbh;consulting and system developerment services

Intelcan, http://www.intelcan.com/