AAD Transport is a renowned HVAC services, management and vehicles provider company, based in Kirriemuir, Scotland.

AC Repair Burke offers fast and reliable air conditioning repair services in Burke, Virginia, USA. Their experienced technicians are dedicated to keeping homes cool and comfortable. The company handles both local commercial and local residential emergency heating repair and AC repair services.

ADI Global Distribution is the major global wholesale distributor of security, AV and low-voltage products for licensed contractors. They’re committed to offering the best products and technologies from top brands, the service and assistance for every project, and the resources and tools for business growth so that their customers can spend their time where it matters most.

ADT serves residential, small business, commercial and enterprise-level companies. The company offers security, fire and managed services that include intrusion and fire alarms systems and monitoring, electronic access control, video surveillance, integrated solutions. They also provide home automation solutions and services.

Since 1992, Advanced Distributor Products (ADP) has been a renowned manufacturer of high-quality indoor HVAC equipment. ADP is a top producer of residential evaporator coils in the USA.

AfinityMS deals with all kinds of Residential & Commercial Maintenance Services of Air-Conditioning, Plumbing, Electrical, Handyman, Miscellaneous, Water Tank Cleaning, CCTV, Home Cleaning, Carpet Cleaning, Mattress Cleaning, and other Technical Services. They are committed to ensuring the safety of clients and have a well-established technology-based solution to track their technician’s allocation and keep all records of their work with time.

Aggreko is a world-renowned provider of mobile modular power, temperature control and energy services. They provide temporary turnkey solutions, allowing our customers to focus on their business and production goals, knowing that everything related to power, heating, and cooling is in expert hands.

Ace Supply Co., Inc. was established in 1958 to provide quality products for both residential dealers and commercial contractors. They are renowned providers of heat and recovery systems, ducts, heaters, ventilation products and equipment.

Air Industrie Thermique España, S.L. (AITESA) is an engineering company, which operates in the field of heat recovery systems (HRS) normally for refineries, chemical and petrochemical industries. They can facilitate implementation process in all phases of the project from basic to turnkey engineering.

From humble beginnings in 2000, Air Wise Inc. has grown into Manitoba’s go-to HVAC and refrigeration solutions and service provider. Starting in Stonewall with three service vans providing commercial service and installation, Air Wise Inc. has built a strong reputation for exemplary customer service and professional, reliable work.

AirGreen is a family-owned HVAC business rooted in the heart of Montreal. For years, they've built a reputation on trust, expertise, and unwavering dedication to their clients. They pride themselves on offering top-tier heating, ventilation, and air conditioning solutions tailored to the unique needs of each customer. Beyond technical skills, their team is committed to ensuring their home or business stays comfortable year-round.

Airtecnics is the vanguard of knowledge and technology in air curtains. They design and produce a complete range of air curtains for all kind of applications and installations, including high energy efficiency EC motors, heat pump direct expansion coils and multiple jets. We offer tailor made, customized finishes and exclusive design solutions. They provide basic and advanced regulation to fulfil all the market requirements.

Alleima is a manufacturer of high-value-added products in advanced stainless steels and special alloys as well as solutions for industrial heating. Based on long-term customer partnerships and leading materials technology, they develop products for the most demanding applications and industries. Their offering includes products like seamless steel tubes for the energy, chemical and aerospace industries, and precision strip steel for white goods.

Amazon is guided by four principles: customer obsession rather than competitor focus, passion for invention, commitment to operational excellence, and long-term thinking. Amazon strives to be Earth’s most customer-centric company, Earth’s best employer, and Earth’s safest place to work.

Ambion Heating is a British technology company developing pioneering heating products to help the UK transition to a low carbon future. It aims to make home heating cheaper, greener and healthier, and has developed a suite of intelligent heating solutions installed in over 3,000 homes across the UK.

Amen Air, Inc. features a wide assortment of heating and air conditioning systems from the top manufacturers. Factors such as efficiency, cooling capacity, warranty, and price all come into play when shopping for an air conditioning and heating system.

Ameresco, Inc. is an independent, integrated, comprehensive energy efficiency and renewable energy company that is building a sustainable future with public organizations and private enterprise throughout North America and the United Kingdom.

American Gas Association, founded in 1918, represents more than 200 local energy companies that deliver clean natural gas throughout the United States of America (USA).

American Residential Services (ARS) is a brand of American Residential Services LLC., which provides heating, air conditioning, indoor air quality, plumbing, drain cleaning and sewer line services from company-owned locations across the United States of America (USA). United by exceptional service, the ARS® / Rescue Rooter® Network serves both residential and light commercial customers.

American Water Heaters is a globally renowned manufacturer and installer of high-quality water heater products. Their manufacturing, research and development and corporate offices are located in Johnson City, Tennessee. American Water Heaters offers a comprehensive line of residential and commercial water heaters.

AMWEI Thermistor Sensor design and manufacture PTC & NTC thermistors (THERMally sensitive resistors), thermistor temperature sensors probe. AMWEI started Thermistors business back in 1999, thorough successive hard work of a group of specialists in ceramic sensitive material, welding technology, packaging technology. They own core know-how in powder formula and key production technics.

At Andersen Air, they take pride in providing high-quality heating and air conditioning services to the Hood County and Johnson City areas. As a family-owned and operated business since 2003, they understand the importance of a comfortable home or commercial space. Their experienced HVAC professionals are licensed, bonded, as well as insured and are here to help with all diverse heating and air conditioning needs.

Andrews Water Heaters is a market-renowned manufacturer of commercial gas fired water heaters. Established in 1976, Andrews has a comprehensive range, offering unique products like MAXXflo EVO and the high-performance SUPAflo EVO, which means they have the solution for any commercial and industrial application, however large or small.

Anemostat is a US-based renowned manufacturer of grilles, registers, diffusers, electric duct heaters and air terminal equipment.

Applied Air is a renowned manufacturer of HVAC equipment, ideal for controlling the temperature and quality of the indoor air in any commercial or industrial building. Their products include packaged dedicated outdoor air systems and ventilation equipment, direct gas fired, indirect gas fired, air turnover, and evaporative cooling systems. Applied Air HVAC systems can provide makeup air, ventilation air, space heating and space cooling.

Arlinghaus Plumbing, Heating and Air Conditioning has more than 75 years of experience in the home and commercial service industry. They provide heating and cooling products and services that create even temperatures, clean air and humidity control throughout homes. They also assist home owners with maintenance and upkeep of their plumbing systems, including water heater replacement.

Atlantic Westchester is a commercial Heating Ventilation Air Conditioning (HVAC) company dedicated to making buildings smarter while providing the highest quality service in the industry. Since 1961, catered to clients across the NY metro area with proactive maintenance, remediation and installation services based on their unique facility needs.

AtmosZero is reimagining the boiler room for a decarbonized future. The electrified Boiler 2.0 has drop-in applicability across industry, the built environment, and wherever steam is used.

Benchmark places responsibilities on both manufacturers and heating engineers. The purpose is to ensure that customers are provided with the correct domestic heating and hot water product(s) for their needs; and that the product(s) is installed, commissioned, and serviced in accordance with the manufacturer’s instructions by competent persons in a way that they will be safe, perform with optimum efficiency, and meet the requirements.