Envirotest is committed to improving air quality through the effective and efficient reduction of mobile source pollutants that contribute to the creation of ground level ozone.

Established in 1974, Windsor, Connecticut based Envirotest Corp. is the leader in centralized vehicle emissions testing services and technology in North America. Envirotest operates seven centralized and decentralized vehicle emissions testing programs in the U.S. and Canada under its Envirotest brand. Envirotest was acquired by Opus Inspection, Inc. in 2014 and is a wholly owned subsidiary.




ETEST Corp., also a subsidiary of Opus Inspection, pioneered remote measurement of motor vehicle emissions in the early 1990’s and is the leader in Remote Sensing Device services throughout the world.


Jim Sands – President