Circuit Check, founded in 1979, is one of the world's largest integrated test solution providers. The company specializes in the design and manufacturing of electronic and mechanical test fixtures, functional test systems, and in-circuit test fixtures. Its technical domains span test system design, automation, vision testing, user interface testing, and bare board testing.
Headquartered in the United States, Circuit Check operates across six countries including Canada, the United Kingdom, Mexico, China, and Malaysia. It maintains over 100,000 square feet of manufacturing space and is among the largest manufacturers of electronic and mechanical test fixtures in North America. The company employs approximately 250 people.
Circuit Check serves a range of industry verticals such as electronics, automotive, military and aerospace, medical, industrial, and computer networking. Its product portfolio includes functional test systems for electronic assemblies, in-circuit test fixtures for component testing, and comprehensive aftermarket services supporting test systems and fixtures.






