D.H. Berry Inc. is a family-owned company offering HVAC installation, repair and maintenance, electrical service, building performance upgrades and energy audits for homes and businesses in Western New York and the greater Buffalo area. Third generation of the Berry Family, dedicated to providing quality service and workmanship. Fully licensed and insured, NATE certified technicians and accredited with the Building Performance Institute. D.H. Berry Inc. is a proud partner with Home Performance with Energy Star® and Green Jobs Green New York, sponsored by NYSERDA.