Internet Directory of Environmental Chambers
- Provides a list of manufacturers and suppliers.
- http://www.etcdirectory.com/

Environmental Test Limited
- Provides environmental testing equipment and testing services including mechanical, temperature, humidity, ingress and corrosion etc.
- http://www.test-services.co.uk

Hastest Solutions
- Manufacture of environmental stress test equipment.
- http://www.hastest.com

Dalco Precision
- Machining and manufacturing company specializes in device change kits for the semiconductor test handler industry.
- http://www.dalcoprecision.com/

Applied Research Products Ltd.
- Manufacturers' representative for flow meters, particle counters, gas leak detection equipment, diaphragm pumps, gas sampling bags, dairy, food, and laboratory testing supplies.
- http://www.arpltd.com/

ATTO
- Gas purifiers, gas cabinets, parts and management systems for semiconductor processing.
- http://www.atto.co.kr/

Airgard
- Efficient and reliable exhaust (effluent) gas scrubber for water soluble gas applications in the semiconductor processing industry
- http://airgard.net

Pico Envirotec Inc.
- Manufacture of equipment for environmental gamma radiation measurements and airborne geophysical exploration.
- http://www.picoenvirotec.com/

Particle Measuring Systems
- Particle and other cleanroom monitoring systems.
- http://www.pmeasuring.com