We are Telex LLC, a nationwide engineering and testing company specializing in Protective Relay System Testing & Calibration, Functional Commissioning, and Apparatus/Equipment Testing and Engineering Services.

Serving both government, nuclear and utility sectors, we focus on safety, maintenance, and technical excellence.

Owned and operated by industry technicians with extensive expertise and experience, we ensure high-quality service delivery on time and in scope. Our comprehensive range of services includes relay calibration, transformer testing, inspection services and system commissioning, with a strong emphasis on superior safety standards and technical proficiency.