All Heart Heating & Cooling is a family-owned and operated HVAC and IAQ company serving local home and business owners since 2000. We are proud to provide top-notch comfort solutions in Antelope Valley and the surrounding communities.

All Season Air Limited can supply, install and maintain Aircon / Heatpump systems for both residential and commercial settings. They have a dream team of Refcom accredited F-Gas engineers and Electricians ready to tackle any project from start to finish.

Alpha Air Fabrications are highly skilled and experienced sheet metal fabricators, who specialize in the fabrication of Ventilation Ductwork and Metal Ducting. They create all ductwork to the exact specification required by the client from scratch in their Leicester factory.

Air source heat pumps are emerging as a low-temperature heating source of choice for business and homeowners. Amacan Ltd cover the Hampshire and Dorset areas and can provide users with independent advice and guidance.

American Chiller Service is an independent large tonnage commercial air conditioning service company specializing in Turbocor, centrifugal, absorber, screw, and reciprocating chillers. They offer service, maintenance, retrofit and new equipment installations.

American Lung Association is the leading organization working to save lives by improving lung health and preventing lung disease through research, education and advocacy.

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.

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.

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.

Apreco Limited design and supply air pressure stabilizers and pressure relief vents to protect & safeguard individuals and companies. They provide Custom Air Pressure Relief Valves, Pressure Relief Vents, Operating suites, Cleanrooms, Data centers, Pressurized Stairwells and much more.

Aprilaire designs, manufactures and brings to market a range of whole-home indoor air quality (IAQ) solutions. Their product line includes humidifiers, air cleaners, fresh air exchangers, zone control systems, electronic thermostats, air filters and related equipment, dehumidifiers, HVAC automation equipment including communicating thermostats, communication panels, software.

Armstrong Fluid Technology is known as an innovator in the design, engineering and manufacturing of intelligent fluid-flow equipment. This global fluid technology solutions company's solutions are applied in residential, commercial and industrial installations in some of the worlds premier facilities.

For over 35 years, Arzel Zoning Technology, Inc. has been an innovator of HVAC zone control systems designed for new construction and retro-fit, residential and light commercial applications. Arzel provides zoning solutions made simple and reliable. Designed specifically for trouble-free installation, the company's products are perfect for retrofit and new construction applications in either residential or commercial buildings.

AVR Associates is representing quality HVAC/R manufacturers for over 35 years, Jim Mortensen, covering California, Nevada, JJ Mortensen, Oregon and Washington in the United States of America. Their products and services include refrigeration technologies, LRC Coils, Air Handing Units, Fans, Vents and peco controls.

Bespoke Ventilation Systems Ltd is a company with a team of experienced professionals. Their team specializes in the installation of ventilation systems for commercial kitchens and industrial sites. They have worked on major projects in the past, and they offer a complete package for all types of buildings.

Better Indoors’ primary objectives are indoor air quality problem solving and the specification of solutions, delivering market-leading products and technologies, and customer satisfaction. The solutions and services help create healthy buildings, improving the health and well-being of occupants.

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.

The Bioenvironmental and Structural System (BESS) Laboratory is a research, product-testing and educational laboratory. The lab provides unbiased engineering data to aid in the selection and design of agricultural buildings and assists equipment manufacturers in developing better products.

BITZER is an internationally leading, independent specialist for refrigeration and air conditioning technology with activities in refrigeration, air conditioning, process cooling, transport as well as services. The BITZER Group caters to the cooling of temperature-sensitive goods and reliable indoor temperature control with energy-efficient and high-quality products and services.

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.

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.

Blueflame Commercial specialize in the design, integration, maintenance and repair of commercial heating, HVAC and renewable energy heating systems, from component level and service contracts to heating appliances and industrial scale plant room infrastructure. Heating system compliance testing, auditing and insurance certification services are provided too.

BoilerMag provides magnetic filters for domestic, industrial, commercial heating, and cooling systems.

Braywhite & Co Ltd was established in 1967 in order to provide specification, design, installation and maintenance services to both commercial and residential clients based within Birmingham and the Midlands area. Initially the company specified in Commercial Air Conditioning, Industrial Processes and Commercial Refrigeration.

Bridge Air Control Systems has built its reputation based on trust and quality with some of the industry’s most experienced and influential catering houses and consultants, with a combined knowledge surpassing that of their competitors.

Building4Health Inc. (B4H) has leveraged 20 years of medical and facilities research into patient outcomes to create a proprietary framework and set of standards which they use to measure the impact of indoor building conditions on human health across a multitude of building types. Building4Health sets the first standard for evaluating and maintaining the indoor environment for human health.

BuildingPoint serves the US States of Illinois, Wisconsin, Michigan, Iowa, Indiana, Alabama, Louisiana & Mississippi, and is dedicated to improving productivity for the construction industry through advanced and intuitive technologies. Their portfolio of Trimble solutions streamlines communication and collaboration throughout the Design-Build-Operate (DBO) lifecycle to realize greater efficiency and profitability.