Jim Bitzenhofer founded Jim Bitzenhofer Refrigeration and Air Conditioning, Inc. in 1979. He started with one truck and a passion for providing excellent HVAC&R service. In 1995, Jim purchased Koch Refrigeration from Rich Koch. Rich founded Koch Refrigeration in 1967. The merger expended our team of qualified technicians to serve a growing customer base. Jim sold the business to his son, Jim Bitzenhofer, and nephew, Tom Schaefer, in 2008. Jim and Tom began their careers with Jim Bitzenhofer Refrigeration and AC in 1992. With 22 years of experience, Jim and Tom continue the tradition of hard work, dedication and customer service.