TEI was established in 1983 and moved to its current purpose built site in Livonia Michigan in 1983. Our ISO-9001.2015 85,000 ... sq.ft. facility includes a captive low pressure aluminum casting foundry with 56 plus CNC machining Centers with 3-4-5 axis milling, lathes, EDM and comprehensive metallurgical, CMM, CT and 3D X-ray capabilities. read more