Detecting Gas Saving lives

Crowcon (officially Crowcon Detection Instruments) is a Halma company which produces, develops and understands gas detection for both the current as future market. Crowcon has been build from a vision to protect people and the environment for any type of gas hazards. With that vision, people in various working fields, such as the offshore, shipping, industry and more are protected from gas hazards. Crowcon’s priorities are to be market-led, by listening to its customers and helping them achieve their aims; to make sales growth through innovative product development and partnership with its customers; to be a quality organisation in everything we do and to develop our people to be the best.


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Sebastian Kelderman

Sales Representative


Brand Guide

General contact

Driemanssteeweg 190
3084 CB Rotterdam
The Netherlands