- (AU) Crompton Instruments Australia Pty Ltd.
 - Manufacturer and supplier of electrical instruments. - Acuity Laser Measurement
- Manufacturer of time of flight and triangulation laser sensors for measuring distance and displacement, and laser scanners for object shape profiling.
- ADE Technologies
- Offers capacitive position sensors, vibrating sample magnetometers, and magnetic metrology tools.
- Advanced Sensor Technologies, Inc. (ASTI)
- Manufactures pH, ORP, and ion selective sensors for process control in mining, metal plating, paper and pulp, chemical production, and other applications.
- Affinity Sensors
- Manufacturer of optical biosensors used in the study of biomolecular interactions.
- Aleph International Corp.
- Manufacturer of reed relays, sensors and security products.
- Analog Devices: MEMS and Sensors
- Manufactures iMEMS (integrated Micro Electro Mechanical System) technology, accelerometers, gyroscopes, and other digital and analogue sensors.
- Analytical Sensors, Inc.
- Chemical sensors for labratory and industrial use, including pH, ORP, and ISE electrodes.
- AXSYS Technologies, Inc. (2)
- Balluff, Inc.
- Manufacturer of sensors, transducers, and id systems.
- BEI Duncan Electronics Division
- Providing precision sensors for the automotive and heavy equipment industry, industrial controls, marine, and office automation markets.
- BEI Technologies
- Manufacturer of industrial sensors including optical shaft encoders, potentiometers, magnetic actuators, brushless DC motors, and rate sensors.
- Cal Sensors
- Detectors and accessories: PbS and PbSe, thermopile, pyroelectric, silicon carbide detectors; infrared emitters and filters, and gas cell packages.
- Capacitec
- Manufacturer of capacitive sensors, non contact measurement equipment, and alignment tools.
- Cedar Ridge
- Radio Frequency ID (RFID) solutions for business and industry, particularly rail freight and inventory, inspection of safety equipment, and supply chain management.
- Consense Corp.
- Condensation sensors, dew sensors, indicating the initiation of the condensation process on nearby surfaces.
- CyberOptics Corporation (1)
- DOL Sensors
- Manufacturer of capacitive proximity sensors for agricultural and industrial purposes.
- Entran Sensors & Electronics
- Makers of pressure transducers, load cells, accelerometers, and more for measurement and control in industrial, automotive, aerospace, military and research applications.
- Euchner
- For industrial automation.
- Float Switch, Inc.
- Manufacturers of float switches, liquid level sensors, transducers, and solid-state controls for all industries.
- Fredericks Company, The
- Manufactures precision glass components and sensors. Electrolytic tilt sensors/tilt indicators, dewars, inclinometers, elapsed timers, nutation dampers, ampules.
- GE Reuter-Stokes
- Manufactures harsh environment sensors and equipment for substations, oil well logging, gas turbines, environmental monitoring, and nuclear applications.
- George Kelk Corporation
- Global Water Instrumentation, Inc.
- Sensors, samplers, and systems for environmental monitoring of water and weather. Sensors include flow, level, water quality and weather parameters.
- Greystone Energy
- Manufactures HVAC sensors and transducers.
- Honeywell Inertial Sensor Products
- Makes accelerometers, inertial measurement units, and thermal switches.
- HUMIREL
- Designs, manufactures, and sells humidity, temperature, and other physical parameters sensing solutions for high volume applications.
- I.Q. Instruments
- Designs and makes signal converters and isolators, temperature and vibration transmitters and sensors, and pH meters; uses thermocouple technology in some products.
- ifm efector, inc.
- Manufactures a complete line of electronic position and fluid sensors used to solve problems on the plant floor.
- Impact Register, Inc.
- Impact recorder and accelerometer manufacturer.
- Industrial Sensors & Instruments, Inc
- Manufactures load cells, pressure transducers, and wireline tension indicator systems.
- Innovative Sensors Inc.
- Electrodes and sensor assemblies for the measurement of pH, redox, dissolved oxygen and specific ions.
- Instrumar
- Supplier of real-time information systems, specialising in the development and production of contact sensor technologies.
- Instrumented Sensor Technology (1)
- Instruments & Controls HQ: Sensors
- Mechanical sensors for flow, force, speed, position, and weight.
- Interlink Electronics
- Offers sensor interface controls for mobile phones, MP3, game controllers, remote controls, medical equipment, and more..
- IS Corporation
- Offers Sondar, a parking guide system that alerts drivers of objects to the back of the vehicle while backing up.
- IS Technologies Co., Ltd.
- Producer of vibration sensors, including a parking guide system ultrasonic level meter.
- Keyence International
- Manufactures and supplies FA sensors, opto-electronic equipment and related systems, barcode readers, and more.
- Lamerholm Fleming
- Manufacturing sensors, accelerometers and systems, including a tri-axial shock and vibration monitor.
- Laumas Elettronica
- Manufactures industrial weighing and batching systems and electronics like load cells, weight indicators, and other industrial weighing applications.
- LMI Technologies Inc.
- Providing non-contact laser sensors and systems for improved quality and productivity in industrial applications.
- Locon Sensor Systems
- Inductive and capacitve sensors, temperature, analogue and photoelectric sensors.
- Love Controls Division
- LumaSense Technologies
- Manufacturer of fibre optic temperature sensors and optical thermometry. LumaSense provides quality sensor instrumentation for temperature measurement.
- Luna Innovations, Inc.
- Specialises in fiberoptic sensing and novel materials to develop advanced instrumentation and materials technologies for defence, industry, and the environment. (formerly F&S, Inc.)
- Marathon Sensors Inc.
- Manufactures sensors and temperature and process controllers for a variety of heat treating and process combustion applications.
- Measurement Specialties
- Designs and manufactures sensors and sensor-based consumer products.
- Meggitt Avionics
- Manufactures and supplies a wide range of sensors and indicators to the aerospace, chemical, utility, medical and automotive industries.
- Micro-Epsilon
- Manufacturer of position sensors, displacement sensors, temperature sensors and measurement systems.
- MicroSensors, Inc.
- Focused on designing, developing, and producing micromachined sensors and sensor readout circuits for MEMS applications.
- Mikron Infrared
- Infrared technology for non-contact temperature measurement, thermal imaging, and calibration standards.
- MTec Corporation
- Manufacturers electronic and electro-mechanical equipment used to monitor spatial environments.
- MTS Sensors
- Manufactures linear position and liquid level sensors for critical industrial and commercial applications.
- MynTahl Corporation
- Manufacturers of transducers, alarm and ultrasonic annunciators, piezo buzzers, sirens, and more.
- MyTech
- Manufacturer of occupancy sensors and automatic light switches for electrical energy saving. Complete digital product line, infrared and ultrasonic.
- Nu Metrics
- Sensors for cars, and other traffic and automotive electronics.
- Optek Technology, Inc.
- Markets, designs and manufactures sensor products that react to changes in infrared light or magnetic fields which indicate physical events such as position, speed or rotation.
- PCB Piezotronics
- Manufactures accelerometers and load cells as well as pressure, force, torque, and vibration sensors utilizing piezoelectric, capacitive, and strain gauge technologies for test measurements and industrial use.
- Pepperl+Fuchs
- Manufacturer of sensors including inductive, proximity ultrasonic, and photoelectric as well as factory and process automation equipment.
- PerkinElmer Imaging Systems
- Develops, manufactures, and markets optoelectronic devices, such as sensors, photodiode arrays, multiplexers, and imaging products for the biomedical, communications, and industrial markets.
- Phase Laser Systems, Inc.
- Provides sensors for liquid, fluid, distance, using the latest optical tank gauge and distance sensing equipment.
- Philtec, Inc.
- Fibre optic displacement sensors to measure distance.
- Rapid Sensors, Inc.
- Manufacturers of custom and standard stock catalogue models.
- Reed Switch Developments
- Manufactures reed sensors, magnetic sensors, bare reeds, actuators, and magnets, including custom products.
- Saab Marine Electronics AB
- Radar based tank level gauging systems for: tankers, refiners, tank terminals and the chemical industry.
- Scalex Corporation
- Sci Agra
- Sensor and counters (CENSUS) for industrial, poultry, bakery and productivity applications.
- Select Engineering, Inc.
- Engineering and manufacturing services to makers of instrumentation requiring high-performance disposable electrode sensors.
- Sensirion
- Makers of CMOSens brand, mass flow, differential pressure, humidity, and temperature sensors.
- SensoMotoric Instruments
- Eye movement measurement.
- Sensopart
- Manufacturer of industrial sensors.
- Sensor Developments, Inc.
- Force, torque, speed, and temperature measurement equipment.
- Sensor Research and Development Corporation
- Develops highly sensitive and selective miniature sensors that detect and quantify toxic gases, liquids, and biological agents.
- Sensor Solutions Ltd
- Development of chemical and biosensors technology.
- Sensor Systems
- Remote monitoring systems for oil heating users across Europe.
- Sentronic
- Specialises in process analysers based on UV/VIS, NIR, and Raman spectroscopy and optical chemical and biosensors, including oxygen sensors.
- Shinyei Kaisha
- Makers of a macromolecule electronic humidity sensor.
- Silicon Designs, Inc
- Manufacture and design of micro-machined capacitive accelerometers, sensors, and microprocessor systems for commercial, industrial, and military acceleration measurement.
- Silicon Microstructures, Inc.
- High-performance, high-volume, low-cost, silicon-based pressure sensors, accelerometers, and special purpose sensors and microstructures.
- Silicon Sensing Systems
- Manufactures gyroscopes, accelerometers, and sensing systems for land, sea, and air navigational systems.
- Spectec
- Speed, motion, position, timing, and magnetic sensors.
- SSI Technologies, Inc.
- Manufactures speed, pressure, ultrasonic distance, tank level, and fuel level sensors and powdered-metal components for automotive and industrial applications.
- SST Sensing Limited
- Distributes switch and sensor solutions and designs and customizes switch and sensor technology for specific applications.
- Star Oddi
- Developing and manufacturing of advanced microsystems (microelectronics and sensors) for animal tagging and other uses.
- Stedham Electronics
- Manufactures capacitive proximity sensors.
- Telco Sensors
- Danish manufacturer of photoelectric sensors and light curtain systems for detecting, positioning, sorting, measuring, and counting uses in a variety of industries.
- UltraSound Solutions Inc.
- Design and manufacture high precision ultrasonic measurement/product detection systems for industry and OEM's.
- Vesternet
- Online shop sells hardware including Zigbee compliant sensors, and web tools to monitor and manage energy use within the home.
- VTI Technologies
- Designer and manufacturer of motion and pressure sensors for measurement of acceleration, inclination, shock, vibration, angular rate, and pressure. VTI Technologies sensor design and production is based on 3D-MEMS (MicroElectroMechanicalSystem) technology.
- Weber Sensors
- Manufactures infrared detector systems, air flow, inductive proximity switches, and more.
- Weber Sensors Ireland
- Contract manufacturer of sensors.
- XonTech, Incorporated (2)
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