Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality. HVAC system design is a subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics, and heat transfer. "Refrigeration" is sometimes added to the field's abbreviation as HVAC&R or HVACR, or "ventilation" is dropped, as in HACR.
ABB Group is a Swedish-Swiss multinational electrical engineering corporation. Incorporated in Switzerland as ABB Ltd., and headquartered in Zurich, it is dual-listed on the SIX Swiss Exchange in Zurich and the Nasdaq Nordic exchange in Stockholm, Sweden, in addition to OTC Markets Group's pink sheets in the United States. ABB was ranked 340th in the Fortune Global 500 list of 2020 and has been a global Fortune 500 company for 24 years.
Johnson Controls International plc is an American, Irish-domiciled multinational conglomerate headquartered in Cork, Ireland, that produces fire, HVAC, and security equipment for buildings. As of mid-2019, it employed 105,000 people in around 2,000 locations across six continents. In 2017 it was listed as 389th in the Fortune Global 500. It became ineligible for the Fortune 500 in subsequent years since it relocated its headquarters outside the U.S.
Linde PLC is a global multinational chemical company. It was created as a result of a merger in 2018 of American company Praxair and Linde AG and is domiciled in Ireland and headquartered in the United Kingdom. Linde is the world's largest industrial gas company by market share and revenue. It serves customers in the healthcare, petroleum refining, manufacturing, food, beverage carbonation, fiber-optics, steel making, aerospace, material handling equipment (MHE), chemicals, electronics and water treatment industries. The company's primary business is the manufacturing and distribution of atmospheric gases, including oxygen, nitrogen, argon, rare gases, and process gases, including carbon dioxide, helium, hydrogen, ammonia, electronic gases, specialty gases, and acetylene.
Carrier Global Corporation is an American multinational heating, ventilation, and air conditioning (HVAC), refrigeration, and fire and security equipment corporation based in Palm Beach Gardens, Florida. Carrier was founded in 1915 as an independent company manufacturing and distributing HVAC systems, and has since expanded to include manufacturing commercial refrigeration and food service equipment, and fire and security technologies.
Jacobs Solutions Inc. is an American international technical professional services firm based in Dallas, Texas. The company provides engineering, technical, professional and construction services, as well as scientific and specialty consulting for a broad range of clients globally, including companies, organizations, and government agencies. Jacobs has consistently ranked No. 1 on both Engineering News-Record (ENR)'s 2018, 2019, 2020, 2021, 2022 and 2023 Top 500 Design Firms and Trenchless Technology’s 2018, 2019, 2020 and 2021 Top 50 Trenchless Engineering Firms. Its worldwide annual revenue reached over $14 billion in the 2021 fiscal year, and earnings rose to $477 million.
Tutor Perini Corporation is one of the largest general contractors in the United States as a result of the merger of Perini Corporation and Tutor-Saliba Corporation in 2008. At the end of 2013, it reported annual revenue of approximately $4.2 billion. Tutor Perini is headquartered in Sylmar, California, and works on construction projects throughout North America. Specific areas of focus are civil infrastructures such as bridges, highways, tunnels, airports, and mass transit systems, building infrastructure, and specialty contracting.
EMCOR Group, Inc., headquartered in Norwalk, Connecticut, provides mechanical and electrical construction, industrial and energy infrastructure, and building services in the United States and the United Kingdom. It has over 100 operating subsidiaries and approximately 180 locations. The company is ranked 324th on the Fortune 500. In 2023, the company was ranked 2nd by Engineering News-Record on its list of the top 600 specialty contractors.
Lennox International Inc., headquartered in Richardson, Texas and organized in Delaware, is a provider of climate control products for the heating, ventilation, and air conditioning (HVAC) and refrigeration markets. The company's largest production facilities are in Saltillo, Mexico, Marshalltown, Iowa, and Orangeburg, South Carolina. The company is 9.8% owned by John W. Norris, III, a descendant of DW Norris, who acquired the company in 1904.
Regal Rexnord Corporation is a manufacturer of electric motors and power transmission components based in Milwaukee, Wisconsin. The company has manufacturing, sales, and service facilities throughout the United States, Canada, Mexico, Europe and Asia, with about 29,000 employees.
TDIndustries, founded in 1946, is an American construction and technology corporation that provides commercial and industrial services such as air conditioning, electrical, and plumbing systems primarily through general contractors. They also provide process equipment installation for customers, operations, maintenance and repair of mechanical and electrical systems, and provide emergency service. The company is based in Dallas, Texas with offices in Fort Worth, Austin, Houston, San Antonio, Phoenix and Denver.
Sinosteel Corporation is a state-owned enterprise, primarily in mining, trading, equipment manufacturing and engineering. Founded in 1993 and based in the People's Republic of China, it is the country's second largest importer of iron ore. The company used to be under the direct supervision of the State-owned Assets Supervision and Administration Commission. In 2022, it was acquired by state-owned steel conglomerate Baowu.
Quanta Services is an American corporation that provides infrastructure services for electric power, pipeline, industrial and communications industries. Capabilities include the planning, design, installation, program management, maintenance and repair of most types of network infrastructure. In June 2009, Quanta Services was added to the S&P 500 index, replacing Ingersoll-Rand.
The Home Depot Pro, headquartered in Jacksonville, Florida, is a wholesale distributor and direct marketer of maintenance, repair and operations (MRO) products for non-industrial businesses in the United States. The Home Depot Pro distributes products such as HVAC, janitorial supplies, plumbing supplies, and security supplies.
Westinghouse Air Brake Technologies Corporation, commonly known as Wabtec, is an American company formed by the merger of the Westinghouse Air Brake Company (WABCO) and MotivePower Industries Corporation in 1999. It is headquartered in Pittsburgh, Pennsylvania.
GDI is a commercial facility services provider offering a range of services in Canada and the United States to owners and managers of a variety of facility types including office buildings, hotels, shopping centres, industrial facilities, healthcare establishments, distribution facilities, airports and other transportation facilities.
CEPCO is a construction company with corporate headquarters in Jeddah, Saudi Arabia, with offices throughout Saudi Arabia and in the Middle East. CEPCO has been in business since 1977 and provides construction services in the fields of Civil & Infrastructure, Electrical, Horizontal Directional Drilling, Electromechanical, Oil, Gas & Power.
Trane Technologies plc is an American-Irish domiciled company focused on heating, ventilation, and air conditioning (HVAC) and refrigeration systems. The company traces its corporate history back more than 150 years and was created after a series of mergers and spin-offs. In 2008, HVAC manufacturer Trane was acquired by Ingersoll Rand, a US industrial tools manufacturer. In 2020, the tools business was spun off as Ingersoll Rand and the remaining company was renamed Trane Technologies.
Grinnell Mechanical Products, a brand of Tyco International Ltd., manufactures grooved piping and mechanical products. Grinnell Mechanical Products specializes in mechanical, fire, HVAC, commercial, mining, institutional and industrial applications. Grinnell grooved products are used in various industries because they are historically more efficient than flanged, welded, and threaded pipe joining methods. Key product lines include grooved couplings and fittings, G-PRESS systems, strainers, stainless steel systems, copper systems, and G-MINE PVC systems. Grinnell Mechanical Products offers mechanical services used for supporting engineering and design. These include 2D and 3D drawings for the mechanical room and design suggestions and easy to follow installation drawings with legends for each pump.
FINE MEP is a building information modeling (BIM) computer-aided design (CAD) software tool for building services engineering design, built on the IntelliCAD CAD editor and development platform. It provides full Industry Foundation Classes (IFC) support, according to the 2x3 IFC Standard. FINE BIM structure, enables smart model shaping and high design accuracy, directly applied to the real 3D-building model and its building services. All building elements, and components of the mechanical and electrical installations can be intelligent objects carrying their own attributes and interacting among each other. MEP design is supported by specific CAD commands and further facilitated through sophisticated recognition and validation algorithms, providing a user-friendly modeling environment.
US$5.206 billion (2023)