Circuit Assembly Corp is a U.S.-based electronics manufacturing and interconnect solutions company headquartered in Irvine, California. Established in 1969, the company has more than five decades of experience manufacturing custom cable assemblies, connectors, wire harnesses, and turnkey box-build assemblies for demanding electronic applications. Circuit Assembly serves customers in aerospace, defense, military, medical, industrial, telecommunications, and other technology-focused industries where reliable interconnect and electronic assembly solutions are required. The company operates from its Irvine facility and also maintains manufacturing resources in China, giving customers access to both U.S.-based engineering and global production capabilities.

Circuit Assembly’s manufacturing capabilities include custom cable assemblies, custom connectors, wire harnesses, high-temperature PCB assemblies, and complete box-build solutions. Its production processes include automated wire cutting, stripping and crimping, soldering, braiding, looming, potting, encapsulation, PCB integration, and electromechanical assembly. The company also supports system-level and sub-level assemblies, enclosure modification, component sourcing, firmware and software loading, product configuration, functional testing, and burn-in testing.

The company works with customers from prototype and small-batch projects through scalable production programs. Circuit Assembly provides engineering support to help customers develop, test, and manufacture specialized cable and electronic assemblies according to their technical specifications. Its quality system is certified to ISO 9001:2015 and AS9100D, and the company is DDTC registered and ITAR compliant, supporting applications with aerospace, defense, and controlled technology requirements.

Circuit Assembly also expanded its interconnect product capabilities through the integration of CS Electronics in December 2024. CS Electronics brought additional high-speed data, networking, mass-storage, and legacy connectivity products into the Circuit Assembly family.