Champion Industrial Contractors, Inc.
Modesto, CA | 95350
Champion Industrial Contractors Inc., based in Modesto, California, provides comprehensive mechanical contracting services for commercial, industrial, and institutional projects. The company’s capabilities include HVAC installation, plumbing, process piping, and sheet metal fabrication. Champion Industrial Contractors emphasizes quality workmanship, safety, and efficient project delivery to meet diverse client needs.
Champion Industrial Contractors, Inc.
Modesto, CA | 95350
Champion Industrial Contractors Inc., based in Modesto, California, provides comprehensive mechanical contracting services for commercial, industrial, and institutional projects. The company’s capabilities include HVAC installation, plumbing, process piping, and sheet metal fabrication. Champion Industrial Contractors emphasizes quality workmanship, safety, and efficient project delivery to meet diverse client needs.
Bullard’s Heating & Air, Inc.
San Francisco, CA | 94107
Bullard’s Heating & Air, Inc., is a certified Local Business Enterprise (LBE) specializing in HVAC installation, maintenance, and repair services for both commercial and residential clients across San Francisco.
United Mechanical (California United Mechanical, Inc.)
San Jose, CA | 95131
United Mechanical offers comprehensive HVAC services throughout Northern California, providing preventive maintenance, repairs, retrofits, and system modernization for commercial and industrial clients. With advanced diagnostic tools, in-house engineering, and a large team of skilled technicians, they ensure system reliability, energy efficiency, and 24/7 service support. Their expertise spans design-build construction, LEED-certified engineering, and custom fabrication, serving high-profile facilities such as data centers, research labs, and universities.
Brady Air Services Inc. (Brady Air Conditioning Inc.)
South San Francisco, CA | 94080
Brady Air Service, Inc., based in South San Francisco, CA, is a union-affiliated, full-service HVAC contractor established in 2018, continuing a tradition of professional service that traces back to a predecessor company founded in the late 1980s. The contractor offers comprehensive heating, ventilation, and air conditioning installation, repair, and maintenance, including sheet metal fabrication and preventive service plans.
Blocka Construction Company Inc.
Pleasanton, CA | 94566
Blocka Construction Company Inc. (Blocka Construction Inc.) is a Pleasanton, CA‑based general engineering and mechanical contractor with industrial electrical, sheet metal/mechanical, and general engineering divisions. They carry out large‑scale projects, including water/wastewater treatment plants, transit infrastructure, automotive and food manufacturing facilities throughout Northern California.
Big Pipe Mechanical
San Francisco, CA | 94124
Big Pipe Mechanical LLC, headquartered in San Francisco, CA, is a union‑signatory plumbing, HVAC, and piping contractor. Their services include installations for wastewater treatment, refineries, power plants, and high-rise buildings, utilizing union labor and emphasizing hands-on training and craftsmanship.
Bell Products Inc.
Napa, CA | 94559
Bell Products, Inc. is a full‑service mechanical contractor founded in 1945 and based in Napa, California, serving the Greater North Bay Area. The company specializes in residential and commercial HVAC system installation, repair, and maintenance, including heat pumps, furnaces, boilers, chillers, and indoor air quality solutions, supported by 24/7 emergency service and tailored warranties.
Bay Area Mechanical LLC
Santa Clara, CA | 95050
Bay Area Mechanical, LLC is a union-trained HVAC contractor specializing in industrial and commercial services throughout the San Francisco Bay Area. They focus on maintenance contracts for commercial and industrial facilities, providing expert service, repair, and installation of boilers, chillers, and a wide range of HVAC systems. They also offer free estimates for new construction, system replacements, and maintenance programs.
Axis Mechanical
San Jose, CA | 95112
Axis Mechanical is a full-service mechanical contractor specializing in HVAC and plumbing systems for commercial, healthcare, laboratory, and manufacturing facilities. Their in-house team provides comprehensive services- from design and fabrication to installation, commissioning, maintenance, and repairs- with expertise in BIM, energy conservation, and building management systems.
Anderson Systems
Goleta, CA | 93117
Anderson Systems is a full-service mechanical contractor specializing in design-build cleanrooms, serving a diverse range of clients across industrial, commercial, R&D, biotech, healthcare, semiconductor, mission-critical, and custom residential sectors throughout the Tri-Counties.
Financing Available
Alpine Mechanical service company inc.
Pleasanton, CA | 94566
Alpine Mechanical Service Company, Inc. is a family‑owned HVAC contractor based in the San Francisco Bay Area. It provides commercial, industrial, and residential heating, ventilation and air‑conditioning services, including installation, maintenance, equipment upgrades, and 24/7 emergency repairs, backed by union-trained technicians and a fully insured and bonded operation.
Allied Heating Inc.
San Rafael, CA | 94901
Allied Mechanical, Inc. is a full-service mechanical contracting company specializing in HVAC, plumbing, and process piping systems for commercial and industrial clients. Based in the Bay Area, they offer design-build, installation, and maintenance services with a focus on efficiency, safety, and customer satisfaction.
air systems service and construction
Sacramento, CA | 95827
Air Systems Service & Construction, founded in 1996 and headquartered in Sacramento, CA, delivers turnkey mechanical systems including HVAC design‑build, controls, sheet metal, plumbing/piping, and custom fabrication for commercial, industrial, and institutional clients.
Geo. H. Wilson
Santa Cruz, CA | 95060
Geo. H. Wilson’s service team has been serving the Central Coast for over 100 years, providing HVAC and plumbing repair and maintenance services. An affiliate of ACCO Engineered Systems, the company offers service and long-term maintenance agreements for commercial clients of all types. With fully equipped, vehicle-based field technicians, George H. Wilson’s team can respond on-site within four hours, available 24/7.
Airco Mechanical Inc.
Sacramento, CA | 95828
Airco Mechanical, Inc. is a privately‑held Sacramento‑based mechanical contractor founded in 1974, specializing in design‑build HVAC, plumbing, piping, and environmental control systems for commercial and public-sector clients across Northern California.
ACH Mechanical Contractors Inc
Camarillo, CA | 93012
ACH Mechanical Contractors, Inc. is based in Redlands, California, serving commercial and institutional clients across Southern California and the Central Valley. The company specializes in design-build projects, system installations, maintenance, and emergency repairs. Known for quality workmanship and reliability, ACH has a strong record of federal and public-sector contracts. President Hector Vargas leads the firm with a focus on timely delivery and client satisfaction.
Acco Engineered Systems
San Leandro, CA | 94577
ACCO Engineered Systems is a long-established, deeply integrated mechanical contracting firm —employee-owned, with a coast-to-coast presence, broad capabilities from design through service, extensive infrastructure project experience, and a strong internal culture centered on quality and accountability.
Offers Incentives
Financing Available
Acco Engineered Systems (d2)
Fresno, CA | 93727
ACCO Engineered Systems is a long-established, deeply integrated mechanical contracting firm —employee-owned, with a coast-to-coast presence, broad capabilities from design through service, extensive infrastructure project experience, and a strong internal culture centered on quality and accountability.
Offers Incentives
Financing Available
a&B mechanical Inc.
Livermore, CA | 94550
A & B Mechanical, Inc., based in Livermore, California, specializes in commercial and industrial heating, cooling, refrigeration, and boiler services. The company serves a wide range of industries, offering design, installation, maintenance, and 24/7 emergency support tailored to Northern California’s unique climate and operational needs.