Steve Rosati started in the Air Conditioning industry in January 1969. He went through the Joint Journeyman & Apprentice Program and received the California State Apprenticeship Council Certificate of Graduation in August, 1977. On March 21, 1979 he obtained his Contractors License and started his own business. After 40 years his son Jeff has taken over the business after working for his dad for 15 years. We continue to serve Southern California's Inland Empire and adjacent areas.