Our suppliers and brands

Founded in 1989 in Louisiana, this American company is a leader in representative sample collection and conditioning systems. It pioneered the use of membranes to eliminate liquids and protect analyzers with their separators, then with their sampling probes. Today, the company is known through its GENIEFILTERS brand.

For over 50 years, O'BRIEN has supplied the petrochemical, refining, paper and energy industries with quality products based on their expertise in heat transfer, including sample transport tubes. Located in Saint Louis, Missouri, O'BRIEN is part of the AMETEK group, a leader in electronic instruments and electromechanical devices.

PAS Ltd was founded in 2008 with the aim of providing practical analytical solutions for the refining and petrochemical industries. Today, PAS specializes in process quality measurement and emissions monitoring for the oil & gas, chemical, petrochemical and water treatment industries. In particular, it supplies revolutionary cyclone separators and coalescer filters.

Founded in 2010, ZEGAZ has established itself as a world leader in on-line and portable hydrocarbon measurement for natural gas applications. Located in Maryland, USA, Zegaz operates a state-of-the-art manufacturing facility where the company designs and manufactures these highly advanced systems.