ATS Phoenix (GEC) is an advanced, full-service testing lab with over 30 years of experience. We are located in Tempe, Arizona — just southeast of Phoenix. Our firm performs a wide variety of environmental testing services for clients in the military, aerospace, automotive, consumer electronics, and medical and industries as well as fixture design/machining and equipment repair/installation. Gray’s expert technicians successfully complete client projects on time by providing high-quality testing services at a competitive price.