TÜV Rheinland

Bureau Veritas

The Performance Review Institute (PRI)

The Performance Review Institute (PRI) is a global, non-profit organization dedicated to advancing quality, safety, and reliability in highly regulated and high-risk industries. PRI is headquartered in the United States, with additional offices supporting organizations across Europe and the Asia-Pacific region.

TÜV SÜD

Intertek

DQS

Quality Austria

Det Norske Veritas

TÜV NORD

SGS

Applus+