Emech Control
- Design and manufacture of precision control valves, specialized in ceramic disc valves and electronic actuators. Headquartered in New Zealand.
- http://www.emechcontrol.com/

Flowbus Corporation
- Manufacturer of pneumatic heavy duty actuators for quarter-turn valves and related products. Based in Korea.
- http://www.flowbus.com/

LynX Actuation, Inc.
- Maker of technologically advanced actuators for general purpose process control systems. US based (MA).
- http://lynxact.com/

Pacific Controls Ltd.
- Supplier of HVAC and boiler controls for residential, commercial and industrial customers. Based in Canada (BC).
- http://www.pacificcontrols.bc.ca/

LEFOO Industrial Co., Ltd.
- Manufacturer of differential pressure and air flow switches as well as vacuum sensors, which are designed for air compressors, pumps, vacuum cleaners and HVAC systems. Based in China.
- http://www.lefoo.com/

James Southerton Ltd
- Manufactures gas and fire fittings, cocks, and machined elbows, tees and restrictors.
- http://www.southertons.com/

HPF, Inc.
- Flexible hose for transferring hot fluid, couplings, jacketed pipe, valves and clamp on jackets.
- http://www.hpflap.com/

Dixon Valve & Coupling Co.
- Manufactures industrial fittings, joints, gears, locks and clamps for use with steam, air, water, oil, dry bulk and many chemical transfer applications.
- http://www.dixonvalve.com/

Blakeslee Technologies
- Manufactures couplings for industrial applications using variety of materials for different viscosities, pressures, speeds, torque, and temperatures.
- http://www.blakesleetech.com

Emerson Process Management
- Provides solutions for the simplication of the automation of rotary valves, eliminating the need to engineer and procure the rack and pinion actuator, solenoid valve, switch boxes, positioners or other accessories separately.
- http://www.emersonprocess.com/valveautomation/

Westlock Controls Corporation
- Develops solutions for the monitoring and control of process valves. Products include dual display monitors, cams, low-power solenoid valves, and network monitors.
- http://www.westlockcontrols.com/

Daehan Control Tech Co., Ltd. -- Power-Genex Positioner
- Manufactures electro-pneumatic positioner for linear and rotary valves.
- http://www.power-genex.com/

Chemline -- Electric Valve Actuators
- Reversible rotary units with output torques up to 2000 in.-lb. Actuators suitable for butterfly valves up to 10" size.
- http://www.chemline.com/aseries.htm

Fail Safe, Inc.
- Stocking distributor of flow control products used primarily for chemical, food and beverage, utilities, and OEM manufacturers.
- http://www.failsafevalves.com/

EITAR s.a.i.c.
- Design and manufacture of controls components for domestic gas components.
- http://www.eitar.com.ar/

Process Technical Sales, Inc.
- Distributes valve automation and process instrumentation
- http://www.processtech.com/

Dodge Engineering & Controls, Inc.
- Professional engineering and manufacturing company specializes in control valves, dampers, air-actuation products.
- http://www.deicontrols.com

EIM Controls, Inc.
- Valve actuators and controls. Featuring network controls and electric valve actuators.
- http://www.eim-co.com/

Val Controls A/S
- Manufactures an intelligent valve positioner. Develops digital positioning equipment and switchboxes. A unit of Valtor Offshore A/S.
- http://www.valtor.dk/

Young Tech Co., Ltd.
- Manufactures electro-pneumatic positioners, pneumatic positioners, air filter regulators, volume boosters, position transmitters.
- http://www.ytc.co.kr

Belimo Aircontrols (USA), Inc.
- Manufactures and markets electric damper actuators for HVAC systems.
- http://www.belimo.com/

Kong Sheng Valve Ind. Co., Ltd.
- Manufactures ball,stainless steel check, gate, globe, needle valves with socket, butt welded, flanged ends.
- http://www.ksvalve.com/

Rotork Acuators
- Designs and manufactures valve acuators, systems, and relatred products worldwide.
- http://www.rotork.com/

Bay Advanced Technologies
- Supplies pneumatic and electronic automation, fluid control systems and components. Also, engineering, manufacturing, assembly services.
- http://www.bayat.com/

Don Johns Engineering
- Provides products, services, and engineering for valve and damper actuation and automation.
- http://www.donjohnsengr.com/

L.J. Star, Inc.
- Metaglas safety glass products, sanitary service products, visual flow indicators, sight glasses, ports and gages, accessories.
- http://www.ljstar.com/

ELCO, Inc.
- Online catalog of all products, including photos, specifications, and prints of hand wheels.
- http://www.elco-inc.com

Promar International
- Manufactures pneumatic and hydraulic, linear actuators. Double-acting and spring-return up to 44 inch diameter. Control packages, custom units.
- http://www.promarintl.com

Magnetic Sensor Systems
- Manufactures solenoids, including linear, rotary, tubular, open-frame, hinged, clapper, low-profile, latching, A.C., D.C., push-and-pull. Custom designs.
- http://www.solenoidcity.com/solenoid/solenoidcatalog.htm

Hangahou Beta Gas Meter Co., Ltd.
- Manufactures intelligent integrative gas meter.
- http://www.beta-gasmeter.com/

AUMA U.S.A.
- Supplies electric actuators and manual operators to industry.
- http://www.auma-usa.com

Bristol Equipment Company
- Manufactures automatic samplers for water, milk (sanitary), powder, granules, coal, slurries, and chemicals. Also manufactures tank and rail car jet cleaning systems and clear machine guards. Yorkville, IL.
- http://www.bristolequipment.com/

Neptronic Controls
- Damper actuators, actuated control valves, humidifiers, and HVAC controls.
- http://www.neptronic.com/

A.C.T., Inc.
- Provides advanced services that improve the automation process. Specialist computerized control products for valves.
- http://www.americancontrols.com/

FlowBiz
- A technical resource for the selection, operation, use and maintenance of industrial valves, actuators, controls.
- http://www.flowbiz.com/

Trombetta Motion Technologies
- Designs and manufactures high-quality standard and custom solenoid actuators, control modules and systems for engine and motion controls.
- http://www.trombetta.com

K Controls Ltd
- Produces innovative control solutions for valves and actuators including switchboxes, switch/solenoid control centres, positioners, position transmitters.
- http://www.k-controls.co.uk

Morin Actuator
- In Birmingham, Alabama, produces pneumatic and hydraulic quarter-turn actuators. A Tyco International company.
- http://www.morinact.com

Robo-Control
- Remote operation open/close for chlorine and sulfur-dioxide tanks in water and wastewater treatment plants.
- http://www.robo-control.com

Foxboro-Eckardt GmbH
- Der Spezialist fur modernste Automatisierungstechnik. Hersteller von qualitativ hochwertigen und marktgerechten intelligenten Messumformern und Stellungsreglern. The names Foxboro and Eckardt stand for two world technology leaders in the field of process
- http://www.foxboro-eckardt.de

Dae Han Control Tech Co., Ltd.
- Korean company manufactures electro-pneumatic valve positioners.
- http://www.daehancontec.com

QTRCO, Inc.
- Manufactures all-stainless-steel, 1/4-turn actuators for the chemical, food and beverage, oil and gas, marine, municipal and other industries. Patented method enables support of the rack without sliding contact between components.
- http://www.qtrco.com

Portacel -- Auto Valve Positioner
- A dedicated microprocessor precisely positions a control valve in response to a flow signal and/or residual analysis.
- http://www.portacel.co.uk/systems/control/control-auto-valve.htm

Brahma
- Manufactures gas and oil safety valves for civil and industrial heating applications.
- http://www.brahma.it

AVK Carbo-Bond, Inc.
- Pneumatic and electric 'Bi-Torq' actuators, ball valves, butterfly valves, limit switches, positioners, solenoids, accessories.
- http://www.bitorq.com/

AC Controls Co., Inc.
- Distributor and manufacturers representative for instrumentation, controls, valves, actuators. Technical field and valve actuation service
- http://www.accontrols.com/

Schiebel - Electric Actuators
- Develops and manufactures electric actuators since 1958. Product range including all kind of actuators and controls as well as custom-made solutions.
- http://www.schiebel.com/actuators/

Automated Valve and Control
- Pneumatic, electric, hydraulic, manual actuators with or without controls or adaption. Serving industry for 25 years. One-stop shop for actuation.
- http://www.automatedvalvecontrol.com/

Automax Controls
- Automation systems for valves and dampers.
- http://www.automax-usa.com/

Bettis
- Manufactures valve actuators for applications in almost every energy-related industry, including oil and gas production - both onshore and offshore oil and gas transmission, petrochemical and petroleum refining.
- http://www.bettis.com

American Cylinder Co., Inc.
- Manufactures fluid power components. Pneumatic, hydraulic, air cylinders. Linear slides. Flow control valves.
- http://www.americancylinder.com/

Remote Control Sweden AB
- Designs, manufactures and markets actuators for standard and special valves. Over 35 years' experience of pneumatic, hydraulic and electric actuators.
- http://www.remotecontrol.se

Canfield Connector
- Solenoid valve connectors to DIN 43650 specifications, proximity sensors, electronic timers, modules and specialty electronic devices targeted at the fluid power industry. Manufacturer.
- http://www.canfieldconnector.com

Ram Company
- Linear solenoids, rotary solenoids, and solenoid valve assemblies custom designed and manufactured for aerospace & other commercial applications.
- http://www.ramcompany.com

Lakehead Valve Wheel Wrench
- Tool for operating and maintenance of valves in industrial piping systems. Manual and power drive.
- http://lakeheadinc.com

Handwheels, Inc.
- Supply flat and dished handwheels for oil, gas, and water companies. Located in Houston, Texas.
- http://www.handwheels.com/

Tri-State Valve & Instrument Co.
- Specialist pressure relief valves control valve suppliers. Regulators. Valve automation. Factory authorized ASME assembler for 'Farris Engineering' and 'Spence' brands.
- http://www.tvimem.com/

TopWorx
- Manufactures on-off valve control products, valve diagnostics and onboard Foundation Fieldbus and ASi communication protocols.
- http://www.topworx.com