Delta Controls Limited
Instrumentation, process control, pressure switch, temperature switch, pressure transmitter, temperature transmitter, fibre optics, flow, switches, transmitters. A Concentric company.
http://www.delta-controls.com/

Nuova Fima,
Manufacturer of pressure gauges, thermometers, diaphragm seals, and electronic pressure transmitters. Italy.
http://www.nuovafima.com/

Fluitron Inc.
Fluitron is a leading manufacturer of laboratory and pilot plant process equipment, serving the chemical, petrochemical, pharmaceutical, and specialty gas industries.
http://www.fluitron.com/

All Island
Pressure gauges, industrial thermometers, diaphragm seals, tridicators & Weksler Instruments. We offer industrial instrumentation including pressure gauges, industrial thermometers & diaphragm seals.
http://www.allislandindustrial.com/

U.S. Gauge
Pressure and temperature gauges for industrial use. Electronic pressure transducers and transmitters, liquid level instruments, diaphragm seals. Constant force springs and spring powered reels.
http://www.ametekusg.com/

Whitman Controls
Whitman Controls Corporation is an established leader in the manufacture of miniature pressure, differential pressure, vacuum and liquid level switches. It has achieved this by providing a quality product to customer specification at a competitive price with overnight delivery on popular models.
http://www.whitmancontrols.com/

Pronic Electronics
Manufacturers of rocker switch, push switch, toggle switch, slide switch, and inlet socket. UL, CSA,VDE recognized amongst others. Based in China and Taiwan.
http://www.pronic.com.tw/

Pressure Products Industries, Inc.
Pressure Products Industries, Inc. manufactures Diaphragm Compressors for specialty gases, hazardous gases, and high purity gases. Dyna/Mag magnetic drive mixers, Laboratory Agitated Reactors, Custom reactors, and other pressure products.
http://www.pressureproductsindustries.com/

Chin Ray Industry Ltd.
Taiwanese manufacturer of diaphragm pressure gauges.
http://www.hafner.com.tw

ENFM
enfm, enfm-usa, enfm-gmbh, ENFM Pressure Gauges, manometers, pressure gauges, thermometers, drukoverbrengers, seals, Druckmittler
http://www.enfm.net/