Cold Craft, Inc.
Campbell, CA | 95008
Cold Craft, Inc. is a full-service HVAC and refrigeration contractor serving the San Jose and Silicon Valley area since 1991. They offer comprehensive residential and commercial solutions, including installation, repair, maintenance, and retrofits, for systems such as furnaces, air conditioners, heat pumps, mini-splits, geothermal systems, and wine-cellar refrigeration.
Financing Available
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.
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.
Bel Air Mechanical Inc.
Oakley, CA | 92253
Bel Air Mechanical, Inc. is a privately held HVAC and architectural sheet metal contractor that delivers commercial mechanical construction, HVAC controls, and maintenance services across the San Francisco Bay Area. The company also handles design‑build projects, tenant improvements, air purification, and pathogen mitigation with a strong focus on customer satisfaction and energy efficiency.
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.
Automated Solutions Group
San Jose, CA | 95131
ASG is a system integrator specializing in the design, installation, management, and maintenance of HVAC control systems. The company focuses on delivering reliable building management solutions that support smart, healthy, and environmentally conscious buildings.
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.
Airtec Service
Watsonville, CA | 95076
Heatpump installation and HVAC contractor in Watsonville, CA.
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.
Acco Engineered Systems (d3)
Newbury Park, CA | 91320
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
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.
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.
ABM building solutions
Benicia, CA | 94510
ABM is a facilities management and contracting company that provides services such as HVAC, electrical, plumbing, janitorial, energy, and building maintenance solutions. They serve a wide range of industries, including commercial, industrial, healthcare, and education
Accel air systems, inc.
Santa Clara, CA | 92253
Accel Air Systems works with Construction Managers, General Contractors and Building Owners on Design Building and Plan Spec projects, throughout the Greater Bay Area, from initial survey to project completion.
AAERO Heating & Sheet Metal
Novato, CA | 94945
Aaero Heating & Sheet Metal is a family-owned and -operated company serving the North Bay since 1960. As a commercial and residential HVAC provider, they provide a wide range of services for homeowners and business owners, including heating, cooling, and indoor air quality solutions. Sheet metal manufacturing and installation services are also offered.
Financing Available