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.

BITZER US, Inc. provides OEM and aftermarket customers with Screw Compressors to 320 HP, Recips to 50 HP, Scrolls to 40 HP and ASME Shell and Tube Heat Exchangers. With its environmentally friendly solutions and innovative electronic products, BITZER is driving the refrigeration and air-conditioning industry around the world.

Blackhawk Supply is a privately held small business located in the Midwest, with over 30 years of experience in the HVAC Controls Industry. Their team consists of professionals dedicated to provide top-of-the-line products, excellent technical expertise and exceptional customer service. As a leader in the HVAC controls industry, they specialize in offering a diverse range of HVAC parts, including sensors, valves, actuators, and more.

In March 2003, when Blue Air started in the foodservice equipment industry, it opened with a couple lines of refrigeration equipment and a few employees in a very small office and warehouse space. Ever since these humble beginnings, Blue Air has grown steadily each year by constantly adding new products and new customers. It has now become one of the major suppliers in the industry with multiple distribution warehouses and sales offices.

Established in 1981, Bluenix Co., Ltd. has been a leader in the Korea domestic market with advanced technology and quality in the fields of commercial refrigerators. Now, in the new global era, Bluenix is launching the state-of-the-art engineering and biotechnology businesses through future-oriented and innovative technological development.

BNK Heating & Cooling offers comprehensive heating and cooling services in Cleveland, Ohio, USA. Their solutions include air conditioning services, heating services, repair, replacement, and more, ensuring comfort for residential and commercial clients.

Bois D'Arc International Inc. provides Air conditioning and refrigeration evaporators and condensers water coils, steam coils and special coils; manifolds and headers.

Bramec provides condenser bases, heat pump stands, plastic tubing, plastic pipe and fittings, traps, gas line test gauges, sealing compounds, insulation materials, electrical items, brushes, anti-vibration pads, secondary condensate drain pans.

​Braun’s Heating & Air Conditioning has been serving the Sturtevant Wisconsin area for over 40 years. It is locally owned and operated, and dedicated to providing the highest standards of quality and customer service.

BRD was founded in 1975 by Bernard R. “Bud” Deschaine. Bud had the entrepreneurial spirit, vision and experience to create and grow a company dedicated to meeting the needs of customers who were searching for reliable solutions to challenging problems in the field of noise and vibration control.

Breezy KC believes that an HVAC unit is a single working system, that should work in harmony with each other, and should not be pieced together. But to be Repaired or replaced as a whole, to keep the whole HVAC system running smoothly and together. When doing HVAC Repair we look at all connecting systems, to make sure there are no other issues that could cause more problems for you in the near future.

Brinco Mechanical Management Services, Inc. is committed to providing the highest quality of national commercial HVAC and refrigeration management services. For over 40 years, they have delivered those services with professionalism, transparency, integrity, dedication, and expertise. Brinco provides installation and service of a variety of Energy Management Systems nationally.

Brothers Supply Corp. provides HVAC Equipment, Water Source Heat Pumps, Package Terminal Air Conditioners, Fan Coils, Split Systems, Packaged Units, components and accessories.

Air Conditioning, heating and cooling repair installation and maintenance near Gonzales, Louisiana. Over 30 years of experience as an HVAC contractor. Residential and small commercial work completed. We service a 45 mile radius of Sorrento, Louisiana.

Bryan Steam provide boilers from 6 to 500 hp for industrial, commercial and institutional applications. They also provide Indirect water heaters, pool heaters and related equipment and accessories.

BWR Heating & Cooling is a family-owned HVAC repair business with over 20 years of experience in air conditioning, heating, and HVAC systems. We sell, repair, install, and maintain trusted brands of air conditioning, heating, and HVAC equipment. All BWR technicians are professionally trained, certified, licensed, bonded, and insured. Call us for same-day emergency service in Riverside County. All estimates for new installation are free.

The California Air Resources Board (CARB) is a part of the California Environmental Protection Agency. The mission of the California Air Resources Board is to promote and protect public health, welfare and ecological resources through the effective and efficient reduction of air pollutants while recognizing and considering the effects on the economy of the state.

CALMAC manufactures thermal energy storage for more environmentally friendly, low cost cooling as well as skating floors for ice rinks around the world. The company specializes in ice storage and has a long history of commitment to innovative energy saving solutions including patents for over 200 products.

Capital Coil & Air manufactures commercial and industrial OEM replacement and custom HVAC coils, heat exchangers, fan coils & belt drive air handlers. Capital Coil & Air has over a decade of experience in the commercial OEM HVAC replacement & custom design/build industry. Capital Coil & Air has extensive experience working with varied commercial clients that include: engineers, mechanical contractors, government facilities and organizations.

Carrier Air Con is a globally renowned provider of heating, air-conditioning and refrigeration solutions. They provide innovative new products and services that improve global comfort and efficiency.

Carrier Corp. is a global residential product innovations and solutions firm. Their inventory includes advanced communicating controls and thermostats, high-efficiency split system air conditioners and heat pumps, ductless split systems, gas and oil furnaces, boilers, fan and evaporator coils, geothermal systems, zoning systems, a complete line of indoor air quality products and small packaged products.

CAS DataLoggers is a distributor of data loggers, data acquisition equipment, temperature monitoring systems, and paperless recorders. Their team of sales engineers specialize in finding accurate and efficient solutions for your specific data recording needs.

CAVH is a manufacturer's representative of HVAC products with locations throughout, FL. With over 70+ years of combined industry experience, they provide high-quality products and use the industry knowledge to offer one unsurpassed customer service that one can't find anywhere else.

CE Mechanical is premier HVAC mechanical contractor, specializing in comprehensive services, including installation, maintenance, retrofits, and tenant improvements. With a dedicated focus on quality and customer satisfaction, they proudly serve all of Southern California. CE Mechanical’s innovative solutions help to lower operating costs, reduce capital expenditures, and maximize value for their clients.

CellarCool Wine Cellar Cooling Systems for residential and commercial wine cellar projects. Self Contained, Ductless, and Ducted Systems w/optional Active Humidity Control.

Founded in 1946, Century Heating and Cooling Products, A MARS Co. is a family-owned and operated supplier of quality motors, components, service/installation parts, and equipment for the HVAC/R industry. The company’s Equipment Division offers residential and commercial heating, cooling, and dehumidification equipment under the Comfort-Aire and Century brand names in the United States and under the Comfort-Aire by Aitons brand name in Canada. The

cfm Distributors is devoted to delivering full-service HVACR Distributor with Applied Equipment.

Chevron's greatest resource is their people. They provide Crude Oil & Natural Gas Production, Liquefied Natural Gas, Refining, Motor & Jet Fuel, Lubricants, Additives and Petrochemicals Marketing, Energy & Supply Trading, Energy Technologies, Energy Efficiency Solutions, Pipelines, and Shipping.

Christmas Air has always been great to work with as they offer regular maintenance for HVAC equipment and valuable discounts on their services and new equipment. They offer free estimates for heating & air conditioning equipment replacement.

The Chartered Institute of Plumbing and Heating Engineering (CIPHE) is the professional body for the UK plumbing and heating industry. It is also an educational charity. As the professional body for the UK plumbing and heating industry, the CIPHE has represented, supported and developed members since 1906.