Bayvalley Mechanical Inc is a plumbing and piping contractor based in Oakland, CA, serving Hayward, Fremont, Union City, Newark, Tracy, Tri Valley, Silicon Valley, and nearby areas. They specialize in boiler installation and maintenance, along with trenchless sewer solutions, backflow installation, and hydro jetting for drain cleaning. With over 20 years of experience, Bayvalley Mechanical Inc focuses on safety, integrity, and quality workmanship for both residential and commercial clients.

Blown Away is an HVAC company based in Fremont, CA, specializing in air conditioning, furnace, and heat pump repair and installation. They provide services across the Fremont area, focusing on heating and air conditioning systems with licensed expertise. The company holds a California CSLB license (#1135076), ensuring professional standards in their work.

Euro Climate Heating & AC is a mechanical contracting company based in San Jose, CA, specializing in heating, air conditioning, and climate control solutions. They offer a range of services including AC and furnace repair, installation, and HVAC tune-ups. The company is capable of handling preventive maintenance programs as well as the design and installation of complex engineered systems. Euro Climate emphasizes quality service and technical support while aiming to build long-term client relationships through consistent performance.

R.F. MacDonald Co. is a boiler repair and installation contractor serving Oakland, CA. Founded in 1956, the company provides commercial and industrial boiler services, including sales and maintenance of boilers, pumps, composites, and related accessories. With a team of sales engineers, mechanical engineers, parts specialists, and field service personnel, they offer comprehensive support for boiler equipment. Their focus on proactive field service distinguishes them in the industry.

Airteks.com Inc is an HVAC installation contractor based in Fremont, CA. They specialize in installing air conditioning units, furnaces, and heat pumps. The company is known for handling complete unit replacements with professionalism and care. Their team focuses on delivering quality installation services to meet the heating and cooling needs of local residents.

Cold Craft, Inc. is a full-service HVAC company serving San Jose, CA, and the surrounding Silicon Valley area. Established in 1991, the company offers residential and commercial heating, ventilation, air conditioning, and refrigeration services, including installation, repair, and maintenance of furnaces, air conditioners, heat pumps, mini splits, geothermal systems, and wine cellar refrigeration. They also provide indoor air quality solutions and have an onsite sheet metal fabrication shop. Cold Craft specializes in complex systems like geothermal heating and wine cellar refrigeration, leveraging decades of experience to meet specialized needs.

Bay City Boiler is a boiler repair and HVAC tune-up company serving San Jose, CA, and the broader Bay Area and Central Valley. Established in 1976, they specialize in boiler maintenance and repair with a large service team and 24/7 emergency support. Their services include fast emergency response and a proactive maintenance program designed to reduce downtime and prevent failures. Bay City Boiler also offers boiler room equipment sales and partners with testing labs to ensure system performance.

Affordable Heating & Air Conditioning is an HVAC company serving Oakland, CA, and the Bay Area. They provide residential and commercial heating and air conditioning services including repair, installation, and tune-ups for all makes and models. With over 20 years of experience, their factory-trained technicians handle heating, cooling, refrigeration, and ventilation systems. The company emphasizes long-term maintenance and system upgrades to ensure reliable operation.

A Plus Heating and Air Conditioning provides heating, air conditioning, and HVAC installation services in Fremont, CA. The company offers a range of indoor comfort products from leading manufacturers such as Lennox, Trane, Carrier, and Goodman. They focus on delivering advanced HVAC solutions and maintain strong relationships with industry manufacturers to ensure up-to-date technology is available to their customers. A Plus Heating and Air Conditioning operates with locations across California, including Northern and Southern regions.

O.C. McDonald Co., Inc. is a full-service mechanical contractor based in San Jose, CA, serving the greater Silicon Valley area. The company specializes in HVAC installation, plumbing, process piping, and building automation systems for commercial new construction, retrofits, and residential projects. With over 100 years of experience since 1906, they offer comprehensive design, installation, and 24-hour emergency service through a live operator to address urgent needs promptly.