Ohio Transmission Corporation, an industrial equipment service provider and distributor headquartered in Columbus, Ohio, has acquired Keller Electrical, Phoenix, a dominant provider of industrial electrical services, equipment, components and supplies serving the southwestern United States. Terms of the transaction were not disclosed.

Keller  maintains a sales and field service office in Tucson, Arizona, and has field service capabilities spanning the Southwest and Mexico. 

“Keller Electrical was founded in 1982 and has grown to become a leading service provider in the southwestern United States,” said Philip Derrow, president and CEO of Ohio Transmission Corporation. “This further expands our regional footprint into the southwestern United States and adds almost 120 new associates to our OTC family. We are humbled to have the opportunity to provide a great new home for them.