Comfort Systems USA is a national company based in Houston, Texas, specializing in heating, ventilation, and cooling (HVAC) services. Operating in a fragmented industry with approximately 35,000 competitors, Comfort Systems USA stands out by offering comprehensive HVAC solutions for a diverse range of building types, including commercial, industrial, and institutional facilities. The company provides various mechanical contracting services, including installation and maintenance of HVAC systems, plumbing, piping, and electrical components. With an average of nearly thirty years of experience across its subsidiaries, Comfort Systems USA focuses on both new construction projects and the upkeep of existing structures. Its operations are primarily divided into mechanical and electrical services, with a significant portion of revenue generated from HVAC installation and maintenance.
J & S Mechanical Contractors specializes in mechanical utilities, design building, BIM, and commercial construction services.
Summit Industrial Construction
Acquisition in 2024
Summit Industrial Construction, LLC is an engineering, procurement, and construction (EPC) company based in Houston, Texas, with an additional office in Atlanta, Georgia. Founded in 1996, the company specializes in providing comprehensive EPC services, including engineering design assistance and turnkey solutions. Summit Industrial offers a range of services such as civil and concrete work, structural steel erection, mechanical construction, piping fabrication and installation, rigging, equipment setting, and millwright services. The firm primarily serves clients in the oil and gas, power, and chemicals industries, focusing on enhancing project safety and efficiency through direct-hire construction services and staff augmentation.
Turbine Air Systems
Acquisition in 2020
Turbine Air Systems designs and manufactures modular cooling and energy systems for the power generation industry, the district, commercial and industrial process cooling industries, and the industrial sector. The company specializes in high-efficiency standard product designs optimized for low life cycle cost performance. Their product capabilities include chilled water systems, air-cooled systems, clean heat and power on-site energy systems, and industrial waste heat solutions.
Walker TX Holding Company
Acquisition in 2019
Walker TX is a family-owned company that provides commercial electrical, network, end-user, industrial and related services.
DynaTen
Acquisition in 2014
DynaTen provides engineering, mechanical contracting, and maintenance services in North Texas.
Environmental Air Systems
Acquisition in 2011
Environmental Air Systems, LLC is a mechanical contractor and manufacturer specializing in custom-built heating, ventilation, and air conditioning (HVAC) equipment. Founded in 1953 and based in Greensboro, North Carolina, the company offers a range of products including ductwork, piping fabrication, plumbing solutions, and air handling units. Environmental Air Systems also provides off-site HVAC products, such as central utility plants and data center solutions, as well as mechanical contracting services that encompass engineering, design, and project management. The company serves various industries, including healthcare, technology, pharmaceuticals, and education, and has the capability to build products to specification and ship them globally. Environmental Air Systems operates as a subsidiary of Comfort Systems USA Inc.
Granite State Plumbing & Heating
Acquisition in 2005
Granite State Plumbing & Heating provide the best value HVACR and mechanical systems installation and service.
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