Bear Mechanical Inc is an HVAC contractor based in Oakland, CA, offering installation, service, and maintenance for residential and commercial HVAC systems. They provide a range of services including air conditioning, furnace, heat pump, and boiler installation, as well as HVAC tune-ups and professional air duct cleaning. The company also focuses on improving indoor air quality by designing and servicing high-performance duct systems to ensure efficient airflow and a healthier environment.

Smart Heating and Air Conditioning is an HVAC company serving Oakland, CA, offering a full range of heating, cooling, and indoor air quality services. Their services include air conditioner and furnace repair, installation, maintenance, and tune-ups. They provide 24/7 availability for urgent heating and cooling issues and employ certified technicians with advanced training to handle various HVAC challenges. The company emphasizes flexible payment options and backs their work with a satisfaction guarantee.

Connolly Heating and Air Conditioning is an HVAC company serving Oakland, CA, and nearby communities. Established in 1971, they provide residential and commercial heating, air conditioning, maintenance, and indoor air quality services. As a NATE-certified contractor and Carrier factory-trained dealer, Connolly offers reliable HVAC installations, repairs, and tune-ups. Their expertise includes servicing all makes and brands with a workmanship guarantee, reflecting over five decades of industry experience.

Contra Costa Climate Control is a family-owned HVAC company serving Oakland, CA, and nearby communities including Concord, Danville, Walnut Creek, and Lafayette. Since 1997, they have provided residential and commercial heating, ventilation, and air conditioning services. Their offerings include installation, repair, and maintenance of air conditioners, furnaces, heat pumps, ductless mini-splits, and indoor air quality systems. The company also installs advanced thermostats and offers comprehensive HVAC maintenance packages. Their technicians are licensed, background-checked, and available around the clock to support system reliability and efficiency.

L.J. Kruse Company is a family-owned plumbing, heating, and cooling business based in Berkeley, California, serving Oakland, CA, and the surrounding Northern California region. They offer a range of HVAC services including air conditioning, furnace, heat pump, and boiler repair and installation, as well as HVAC tune-ups. With over 100 years of experience, L.J. Kruse Company combines traditional values with skilled expertise to serve both residential and commercial clients across Alameda County, Contra Costa County, San Francisco, and Silicon Valley.

Vent Mg Air Duct Cleaning is a duct cleaning company based in San Francisco, CA. They specialize in improving indoor air quality by providing tailored air duct cleaning services to enhance the comfort and health of homes and workplaces. Their experienced team focuses on delivering solutions that help maintain cleaner air environments.

Elevated Comfort is an HVAC company serving Oakland, CA, specializing in air conditioning, furnace, and heat pump repair and installation. They provide same-day HVAC services to address urgent heating and cooling needs promptly. The company also offers HVAC tune-up services to help maintain system efficiency and longevity. Elevated Comfort supports customers with flexible financing options to make HVAC repairs and installations more accessible.

Honrath & Stacey Plumbing & Heating is a family-owned company serving Oakland, CA, and nearby areas including Richmond, San Pablo, Petaluma, and Berkeley. They provide furnace and heater repairs, water heater services, and general plumbing repairs such as water line fixes and drain cleaning. Founded in 1967, the company has decades of experience in heating and plumbing services. Their service area covers multiple cities in Contra Costa County.

Breathable is a contractor based in San Francisco, CA, specializing in heat pump installation, duct cleaning, and indoor air quality services. They focus on creating healthier indoor environments through thorough HVAC system cleaning, air duct inspections, and whole house air purification. Their services include designing and replacing air duct systems to improve comfort, air quality, and energy efficiency. Breathable has experience serving residential clients with duct cleaning and heat pump installations, emphasizing cleaner and more energy-efficient indoor air solutions.

Villquin Air Services is an HVAC company serving Oakland, CA, and surrounding areas including Hayward, San Mateo County, and San Francisco. Since 2017, they have provided heating and cooling services for both residential and commercial clients. Their offerings include repair, installation, and maintenance of air conditioners, furnaces, heat pumps, and water heaters. As a Mitsubishi Electric Diamond contractor and Fujitsu dealer, they specialize in advanced ductless systems and offer products with strong warranties.