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.

Best Care was founded in 2009 by Brian Reed and are a family-owned and operated company serving the Memphis, Tennessee area, in USA. The business has nearly 90 full-time employees serving the metro areas of both Memphis, TN, and Huntsville, AL, with a customer base that has grown to over 40,000 home owners.

Biasi UK is a pioneer supplier to the heating Industry throughout the British Isles. Biasi UK Ltd offers domestic and commercial heating equipment, including Gas & Electric boilers, system controls, heat pumps and under floor heating systems.

The Biddle name has been associated with heating and innovation since 1929, and has had its UK manufacturing base in Nuneaton since 1946. Within the building services industry, the Biddle name is recognized and respected as a leading European business, specializing in the supply of high performance and ‘engineered to last’ heating, ventilation, air heater and air curtain products and solutions.

Blakemore Plumbing & Heating is one of the plumbing, heating, and renewables specialists in Sheffield, offering services throughout the whole of South Yorkshire and beyond. Blakemore Plumbing & Heating is a pioneer in the installation of renewable technology in the forms of solar thermal and air source heat pumps and is a mixergy-approved installer for its solar PV/grid smart hot water cylinders.

Blalock Heating & Air is a family-owned and operated company offering a wide variety of products and services to meet all residential and commercial heating, cooling, and ventilation needs. With over 40 years of experience, their professionals deliver a range of effective services at fair prices.

Blue Star Heating and Air is a globally renowned air conditioning and commercial refrigeration company with over seven decades of experience in providing expert cooling solutions. It fulfills the cooling requirements of a large number of corporate, commercial as well as residential customers, as well as offers products such as water purifiers, air purifiers and air coolers.

From integrating an energy efficient, wall or concealed ceiling air-conditioning system for a small office to a fully environmental zone controlled cooling, heating and ventilation system for a commercial premises - Blueflame have the relevant technical expertise, engineering experience and solutions for customers.

The Brees Dream Foundation's mission is to improve the quality of life for cancer patients, and provide care, education and opportunities for children and families in need.

BREng specialist consultancy services are used by clients across the UK to deliver low-carbon, energy-efficient building services projects. With more than 30 years of experience in the HVAC sector, BREng can provide the technical support needed to ensure a successful outcome for the project. This includes ensuring compliance with all legal requirements, delivery of projects on time and within budget, and achieving sustainability goals.

Caleffi North America Inc. are renowned manufacturer of high-quality components for heating, plumbing, air conditioning and renewables systems, for domestic and industrial plants. They also provide separators, manifolds, balancing valves, mixing valves, motorized zone and ball valves, vents, collectors, tanks, controllers, pump stations for hydronic, geothermal and solar thermal systems.

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.

The Carver Group owns and manages a portfolio of brands which develop and manufacture products and solutions for building ventilation, air heating and cooling. Their products are sold worldwide through subsidiary offices and a network of distributors.

As a pioneering brand in the water heater industry, manufactures a broad range of water heating solutions including electric storage and instant water heaters, solar water heaters, heat pumps, and customized heating solutions. Recently, they have also partnered with Harvia to bring their finest sauna cabins and heaters, steam rooms, and other sauna accessories to India.

CB Heating has over 20 years experience in all aspects of Plumbing, Heating and Renewable Technologies for both the domestic and commercial markets.

CCK is a manufacturing company specializing in the production of ventilation equipment, air handling units, fans, heat exchangers, smoke extraction systems, fire dampers, ventilation accessories.

CG Plumbing deals in both domestic and commercial mechanical installations along with installation of UPVC soffits, fascia's and HVAC systems.

Chillflow Solutions was born from the realization that there was a gap in the market for a locally run air-conditioning and refrigeration business. A specialist business that could provide high-quality services to a wide range of industries, led by engineering professionals with the technical expertise and relevant experience needed to succeed.

CLIMACIAT represents the modern air handling units that CIAT has been offering for more than 40 years. The first air handling units were produced more than 80 years ago. Ecodesign is a very important component of the studies for the CLIMACIAT Airaccess/Airtech/Airclean range. The resulting product has a low environmental impact, in terms of its constituent materials and their recyclability.

Since 1964, Cole Industrial has been the Northwest's provider of new, used and rental boiler equipment for the process and comfort heating needs of nearly every industry around. Their diverse product line includes boiler equipment from industry-leading Cleaver-Brooks, for which we are the region's sole manufacturers'​ representative.

At COLOMBO AEROMECHANICS, since 1958 they have been solving the most varied problems in the field of industrial heat engineering and is based out of Italy.

Comfort Pro's Heating & Air Conditioning are dedicated to making your home a sanctuary of comfort and tranquility. With over two decades of experience, they have been proudly serving homeowners and businesses across Washington, providing top-notch HVAC services that customers can rely on.

Comfort Solutions HVAC, a locally owned and operated residential heating and cooling company, prioritizes the well-being of its customers. Their expertise lies in ensuring comfort within the confines of homes, excelling in top-notch service, maintenance, and replacement of residential heating and air conditioning systems.

Compac is a family business with a proud history of innovation. Founded in 1988 by Keith Malpass, Compac Services set out to do just two things: produce efficient engineering HVAC solutions along with excellent after sales care. Compac Services is trusted by commercial customers across the North East and the UK and is the go-to HVAC installations and maintenance contractor for businesses from supermarkets to schools, across the private sector.

Conex Bänninger is a specialist provider of high-quality fittings, valves, and accessories across the globe. Since 1909, Conex Bänninger’s innovative approach has led to some landmark achievements in product design. The product knowledge, expertise, and quality standards are trusted across residential, commercial, industrial, air conditioning, and refrigeration markets.

Since its founding in 2008, Constant Home Comfort has serviced customers in Greater Toronto and surrounding areas, with high-quality, innovative and practical HVAC improvement products. They offer top-quality HVAC, furnace, and water tank services urgently. They also partner with renowned brands like Lennox, Bosch, Carrier, and more, offering a range of high-performance heat pumps.

Servicing the South West, Cosgrove & Drew provide best in class mechanical engineering services, such as domestic installations, full industrial and commercial projects, and servicing and maintenance. They are a UK-based plumbing, heating, mechanical services and building maintenance company that undertakes the smallest maintenance work right through to complete refurbishment.

CSD provides all services for the air conditioning, ventilation, and refrigeration industry. The company is certified for BESA, Avetta, Safe Contractor, and REFCOM Elite. CSD is Daikin D1 partner, engineers hold a minimum of level 2 city and guilds RAAC and are all certified in FGAS 2079, IPAF 3a/3b, and PASMA and trained in health and safety.

Cummins Inc. empowers people to grow their careers through meaningful work, building inclusive and equitable teams, coaching, development and opportunities to make a difference. Their wide range of services include Cummins Engine Business, Cummins Power Generation, Cummins Distribution Business, Cummins Turbo Technologies, Cummins Emission Solutions, Cummins Fuel Systems, Cummins Filtration, and Cummins Electrified Power.

Dallas Plumbing Company is a family-owned commercial and residential HVAC and plumbing company based in Dallas, Texas since 1903. They have sold, installed, maintained and repaired thousands of air conditioning systems across the Dallas area.