PolarTech is a residential HVAC company serving Oakland, CA, and the surrounding Diablo Valley communities. They offer a range of heating and cooling services including installation, repair, and tune-ups for systems such as traditional split systems, heat pumps, mini-splits, rooftop package units, and furnaces. As a Ruud authorized dealer, PolarTech supports and installs a variety of HVAC brands. The company is newly established and emphasizes community engagement and customer satisfaction. They provide 24/7 availability for emergency services to maintain home comfort at all times.

All Bay Insulation & HVAC is a contractor based in Fremont, CA, specializing in HVAC installation, duct cleaning, and indoor air quality services. They provide insulation solutions for residential and commercial buildings, including attic and crawl space insulation, air sealing, and vapor barrier installation. The company uses thermographic scans and blower door tests to identify insulation needs and air leaks, and offers duct blaster testing to measure duct system pressure and detect air loss. With years of experience serving the Bay Area, All Bay Insulation & HVAC focuses on improving energy efficiency and comfort through comprehensive HVAC and insulation services.

Alternative HVAC Solutions is an HVAC company serving San Jose, CA, offering residential and commercial heating and cooling services. They specialize in installing and repairing air conditioners, furnaces, heat pumps, and indoor air quality systems. The company supports a wide range of HVAC equipment brands and emphasizes clean, healthy indoor air. With over 35 years of combined staff experience, Alternative HVAC Solutions brings technical expertise to their service offerings.

Pacific Coast Home Services is a company based in San Jose, CA, offering a range of home services including air conditioning and furnace repair. They serve San Jose and the broader Bay Area with plumbing, heating, electrical, and remodeling services. Their capabilities cover multiple home systems to support residential needs.

Aarvaks Heating & Air Conditioning, Inc. is a family-owned HVAC company serving San Francisco, CA, and the greater East Bay area. Since 1929, they have provided heating and air conditioning installation, repair, and indoor air quality services to residential and small commercial customers. Their expertise includes installing and servicing furnaces, heat pumps, ductless mini-splits, and whole-home air purifiers. Aarvaks is an authorized dealer for Carrier and IQAir products, offering energy-efficient solutions tailored to customer needs.

Zephyr Climate Solutions is an HVAC installation contractor based in Felton, CA, serving San Jose and the broader Santa Cruz County area. With over 20 years of experience, they specialize in energy-efficient mini-split and heat pump systems, offering both single and multi-zone ducted and ductless solutions. The company focuses on designing systems tailored to the unique climate of the Bay Area, ensuring year-round comfort and energy efficiency. Zephyr Climate Solutions has been operating since 2021 and provides services throughout Santa Cruz County and Santa Clara County.

Cobalt Heating & Cooling is an HVAC company based in San Jose, CA, offering a range of heating and cooling services. They provide installation, repair, and tune-up services for air conditioners, furnaces, heat pumps, mini splits, and thermostats. The company also addresses indoor air quality and gas piping needs. With experience dating back to at least 2003, Cobalt Heating & Cooling handles residential and commercial projects and offers 24/7 support for their customers. One notable capability is their expertise in installing Hitachi mini split AC units, even when units are not purchased directly from them.

Harry Clark Heating and Air Conditioning provides heating and cooling services in San Francisco, CA, and the surrounding Bay Area. They offer installation and repair for air conditioners, furnaces, heat pumps, and mini split systems, along with indoor air quality solutions including PlasmaAir products. Their services cover both residential and light commercial HVAC needs, including system upgrades and routine maintenance. The company is based in Oakland and serves multiple nearby cities such as Berkeley, Alameda, and San Leandro.

Around the Clock Service, Inc. is a heating, cooling, and plumbing company based in San Jose, CA. They provide repair services for furnaces, heat pumps, and air conditioning systems for both residential and commercial customers. The company has been serving the area since 1968 and offers 24-hour emergency service to address heating, cooling, and plumbing issues at any time. Their technicians explain repair issues clearly to help customers understand the work being done.

Master Maintenance Home Services is a family-owned HVAC company based in San Jose, CA. They provide a range of services including repair, installation, and maintenance for air conditioners, furnaces, heat pumps, boilers, and full HVAC systems. Serving San Jose and the broader San Francisco Bay Area, they focus on helping homeowners maintain comfortable indoor environments year-round. Their offerings include system replacements and tune-ups, delivered with an emphasis on honest and straightforward service without upselling.