Griswold Mechanical Heating and Cooling

Griswold Mechanical Heating and Cooling is a heating and air conditioning contractor serving Discovery Bay and the surrounding communities of Contra Costa County. We focus on keeping homes comfortable year-round, from installing and repairing heating systems to cooling service and maintenance.

Our team also provides air duct cleaning to help improve the air moving through your home. We know how important a reliable heating and cooling system is to your family, so we work to diagnose problems accurately and get your system running well again.

Whether you need a quick repair or help planning a new system, we're glad to serve homeowners across the Discovery Bay area.

To schedule service, call us or stop by and we'll help you find a time that works for you.