About Us

The El Cajon Facility is located at 790 Greenfield Drive, El Cajon, CA. The facility is situated on 26 acres of land and consists of 13 buildings totaling approximately 378,000 square feet of manufacturing, storage and administration space. Ketema was founded in 1953 as California Aircraft Company. Ketema is owned by Senior plc., a British corporation, with manufacturing operations worldwide supporting the Aerospace, Automotive and Commercial industries. In 2001, Ketema opened a manufacturing plant in Saltillo, Mexico to provide manufacturing opportunities in the power generation industry and small part fabrication for aerospace companies.