RAE Systems is a leading global developer and manufacturer of rapidly deployable chemical and radiation detection monitors and multi-sensor networks for homeland security and industrial applications. RAE Systems’ technologically advanced products are based on proprietary technology, and includes a full line of portable , wireless and fixed atmospheric monitors and photo ionization detectors and gamma and neutron radiation detectors for the detection and early warning of hazardous materials.


Engaged in design and manufacture of Gas, Fire and Level detection equipment, together with Air Conditioning control units, for more than 30 Years. Supplies to land and marine markets with detection and alarm equipment, both standard and specially built, to the highest Intrinsically Safe or Flameproof standards with approvals from the American Bureau of Shipping and ATEX.

PortaGas is a Houston based company offering quality calibration gas mixtures that are made to the highest accuracy with traceability to NIST- The National Institute of Standards and Technology. PortaGas is backed by over 19 years of commitment to developing a winning combination of quality products, outstanding service and timely delivery.

Gastron provides total solution for gas detection. Manufacturer of toxic, flammable and combustible gas detectors, Control Panels etc.

BW Technologies by Honeywell has been a Canadian-based, industry-leading producer of innovative gas detection instrumentation. BW’s success has been achieved through a commitment to providing customers with high performance, dependable products backed by exceptional customer service and support. Established in 1987, presently as BW Technologies by Honeywell, BW is expanding their client base, resources and expertise to uniquely meet their customers' needs and remain at the forefront of our industry on a global basis.

Honeywell / Zellweger (Lumidor) Analytics, U.S.A.

Honeywell Analytics sets the standards for toxic, flammable and combustible gas detection, whatever be the industry. Honeywell Analytics brings together nearly 200 years of experience in the design and manufacture of the most innovative products in gas detection. Some of their ranges have become the industry term for gas detection - for example Sieger and the MDA Room.