We are a Heating and Air Conditioning contractor located in Sonoma County. We work on residential and commerical projects. We have a service department that services all makes and models of equipment, as well as performing Preventative Service Maintenance agreements for our customers. Simpson Sheet Metal also has a full service sheet metal shop that fabricates everything from kitchen hoods and counter tops to custom downspouts and leader heads. Our philosophy is... If you can imagine in, we canmake it! We are family owned and have been in the north bay for over 30 years. We have over 50 employees to serve you. Contact us at 707-576-1500.