Lothar Geilen

Environmental Systems Products, Inc. provides vehicle-emissions testing equipment and services. It offers air and safety solutions for automotive inspection and maintenance industry. The company also provides project planning, project management, inspector training and certification, vehicle safety inspections, data management, customer service training and implementation of inspection tests. The company is headquartered in East Granby, CT.

Opus Group AB engages in centralized and decentralized vehicle inspection programs. It operates through the Vehicle Inspection and Intelligent Vehicle Support divisions. The Vehicle Inspection division offers program and data management, and quality assurance. The Intelligent Vehicle Support division helps shops repair complex vehicles with diagnostics, programming, and live repair guidance from OE brand-specific master technicians. The company was founded by Carl Magnus Greko and Jorgen Hentschel in 1990 and is headquartered in Gothenburg, Sweden.

SysTech International LLC provides vehicle inspection and maintenance services. It provide services in developing system specifications and test procedures to governing environmental protection regulatory authorities and vehicle registration authorities throughout the world. The company was 1996 and is headquartered in Murray, UT.

Autologic Diagnostics Ltd. provides diagnostics software engineering services. The company was founded on February 9, 1999 and is headquartered in Wheatley, the United Kingdom.

Sensors, Inc. develops, manufactures and markets portable emissions measurement systems for automobiles. It specializes in offering emissions analyzers and testing services. The company was founded in 1969 and is headquartered in Saline, MI.

Part of Opus Group AB, Opus US, Inc. is an American company that manufactures emission measuring systems.

Opus Inspection, Inc. operates as a vehicle inspection and vehicle services company. It provides managed solutions for centralized and decentralized I/M programs that apply technology to data management, safety and emissions testing equipment, on-road remote sensing, and wireless remote OBD monitoring. The company was founded on October 29, 2013 and is headquartered in East Granby, CT.

Opus Bilprovning AB is a company that provides vehicle inspection services for all types of vehicles, including cars and light trucks. The company is based in Sweden, with locations in Malmö and Linköping. Opus Bilprovning was acquired by Arcus Infrastructure Partners LLP from Opus Group AB on March 31, 2022. The Swedish company offers both scheduled appointments and walk-in services. The company was founded in 1963 by Jörgen Hentschel, Lothar Geilen, Carl-Magnus Greko.