California Heating & Cooling is a trusted HVAC contractor serving Antioch, Contra Costa, and surrounding Bay Area communities. We provide expert heating, air conditioning, ventilation, and indoor air quality solutions to keep your home or business comfortable year-round. Our licensed technicians handle everything from seasonal tune-ups and energy-efficient upgrades to emergency repairs and complete system installations. With honest service, upfront pricing, and a commitment to customer satisfaction, CHC is the name you can count on for reliable comfort and peace of mind.