Perfect Star Heating, Cooling, & Electrical is a family-owned business serving Oakland, CA, and nearby areas with over 30 years of experience. They provide installation, repair, and maintenance for furnaces, air conditioning systems, ductless mini-splits, and central HVAC units. Their services also include duct cleaning, indoor air quality solutions, electrical repair and installation, and solar installation. As a Lennox Premier Dealer and Daikin Comfort Pro, they offer recognized expertise in HVAC and related electrical services.

Service Experts Heating & Air Conditioning has been serving the East Bay area, including Oakland, CA, since 1973. They provide comprehensive HVAC services such as air conditioning and furnace repair, installation, tune-ups, duct cleaning, thermostat installation, and indoor air quality solutions. The company is known for its licensed, bonded, and ACE-certified experts who ensure equipment is installed and maintained according to manufacturer specifications. Service Experts offers 24-hour availability to address heating and cooling needs anytime.

Stewart Heating, Plumbing and Air Conditioning has been providing HVAC services since 1974, serving Oakland, CA, and the surrounding Contra Costa County. They offer a range of services including air conditioning and furnace repair, installation, and tune-ups for residential, commercial, and industrial clients. The company is experienced in maintaining various HVAC systems and focuses on quality installations that meet unique design requirements. Stewart Heating also offers tailored maintenance plans to help prevent breakdowns and maximize system efficiency, supporting both plumbing and HVAC equipment.

Ongaro & Sons is an HVAC installation and repair company serving Oakland, CA. They provide residential and commercial services including heating, cooling, plumbing, electrical, radiant, and solar system inspection, installation, and repair. Their capabilities include drain cleaning and electrical panel renewal, reflecting a broad skill set in HVAC and related trades. The company emphasizes hiring skilled tradespeople and staying updated on the latest technologies to ensure quality work.

AIS Heating & Air Conditioning is an HVAC contractor serving San Jose, CA, and the surrounding Bay Area. Since 2008, they have provided a full range of heating and cooling services, including air conditioning and furnace repair, installation, and maintenance. Their expertise covers various systems such as ductless mini-splits, central AC units, heat pumps, and gas and electric furnaces. They also offer indoor air quality solutions like humidifier services, UVC air purifiers, ductwork installation, and duct sealing to improve home air safety and comfort.

Stanley Steemer in San Francisco, CA, has been providing professional cleaning services since 1994. The company offers a range of services including carpet cleaning, tile and grout cleaning, hardwood cleaning, and indoor air quality services such as duct cleaning. They use proprietary cleaning equipment and EPA-certified products designed to remove common household allergens effectively. Stanley Steemer also provides flooring sales and installation, along with carpet repairs and stretching. Their commercial cleaning services are available with flexible scheduling, including after-hours and weekend options. The San Francisco location is locally owned and operated and staffed by background-checked and trained technicians.

Comfy Heating & Air Conditioning provides comprehensive HVAC services in Oakland, CA, including air conditioning and furnace repair, installation, and maintenance for both residential and commercial clients. Their certified technicians handle everything from seasonal tune-ups to full system replacements, focusing on thorough inspections and addressing issues like refrigerant leaks, electrical problems, and airflow concerns. The company also offers emergency heating and cooling services to ensure comfort year-round. Comfy Heating & Air Conditioning emphasizes safety and efficiency in furnace care and provides commercial HVAC setup and repair to minimize business downtime.

OTTER HVAC & ELECTRICAL is an HVAC and electrical service provider based in Oakland, CA. They offer installation and repair services for air conditioners, furnaces, rooftop package units, ductwork, ventilation, and electrical systems. The company serves both residential and commercial clients and emphasizes environmentally friendly solutions by using sustainable materials. With over 10 years of experience, OTTER HVAC & ELECTRICAL stays current with industry trends and equipment through ongoing technician training. Their service hours extend daily from early morning to late evening.

Atlas Heating and Air Conditioning is an AC and furnace repair company serving San Francisco, CA. They provide knowledgeable repair services for heating and air conditioning systems. The team focuses on delivering skilled technical support to maintain comfortable indoor environments.

Urban City Mechanical Heating & Air Conditioning service is an AC repair company based in Oakland, CA. They provide same-day diagnosis and repair services to quickly identify and fix common AC problems such as wiring, thermostat issues, and sensor malfunctions. The company focuses on affordable and practical repairs rather than pushing full system replacements.