Cline-Holder Electric Supply, Inc. was established in 1970, specializing in the sale and installation of heating and air conditioning equipment. Throughout the years, we have evolved and now have an extensive offering of electrical, data communications, general maintenance, repair, and operating (MRO) and electrical OEM products and residential construction supplies. Cline-Holder Electric Supply is proud to service a broad range of industries delivering value, service, and results that exceed customer expectations.​