Yandle-Witherspoon Supply, Inc. strives to offer impeccable customer service while developing long lasting relationships through business partnerships formed with the HVAC contractor. Providing quality product, a vast array of value added services, education, training, friendly employees and competitive prices allows Yandle-Witherspoon Supply, Inc. to be a major force in the HVAC industry in North and South Carolina.

Zettler Controls Inc. is a US-based renowned HVACR component manufacturer with an extensive offering of relays, thermostats, transformers, heat sequencers, temperature sensors, and fan centers.

ZONEFIRST is the first company that successfully developed and marketed HVAC Zoning Systems back in the 1950's and is today a renowned manufacturer of HVAC zone dampers and zoning systems. They provide zone control systems, automatic dampers, registers and diffusers for fresh air intake, economizers and ventilation control.

1st Class Air Service has a team that can provide for all air conditioning and heating needs. 1st Class Heat & Air, Inc. is a family-owned and operated HVAC company, serving Plano, Dallas, and the surrounding areas in the State of Texas. They provide a full range of residential heating, ventilation, and air conditioning services.

As an air and ground source heat pump specialist with 15 years of industry experience, they take a consultative approach with our customers to understand their current and future energy requirements. Experience enables them to bring together the right technical solutions and deliver the greatest long-term energy savings. Along with the flexible approach to project management and installation, it keeps things simple and provides the best value.

Accenture is a global professional services company with leading capabilities in digital, cloud and security. Combining unmatched experience and specialized skills across more than 40 industries, they work as one team with a common goal—to create 360° Value everywhere by embracing change.

Acclimatise devise and install temporary temperature control and air handling solutions for a vast number of different organizations right across the private and sectors, including commercial, industrial, and governmental projects. They’re ISO accredited, and remain fully committed to providing only the most efficient, compact and ecologically friendly systems available in the UK and Europe.

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.

Agronomic IQ sets the HVAC standard for commercial growers by taking advantage of an all-in-one system to deliver the most precise temperature and humidity control in the industry, with exceptional energy efficiency.

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.

AIRMATICS is a simple cloud-based air compressor monitoring, performance and control solutions provider that provides real time data, analytics and insights at the push of a button. Developed to meet the requirements of Industry 4.0, AIRMATICS takes air compressor monitoring, performance and control into the 21st century by providing 360° real time performance tracking of businesses’ air compressors – from anywhere in the world.

Airvance Group is a globally renowned expert in indoor air handling and air quality in buildings. The company is a major supplier of Heating, Ventilation and Air Conditioning products (HVAC), active in multiple countries in Europe.

Alif Perfect Service is the provider of AC repair, installation, and gas filling services in Noida, UP, India. With doorstep service, they cater to both residential and commercial clients.

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.

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.

Artus is a revolutionary heating and air conditioning product. A perfect solution for all applications including residential, commercial and high-precision environments. It is a fully-packaged unit offering significant advantages over fan coil and chilled beam systems.

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.

Bosch Home Comfort Group is a provider of efficient heating, ventilation, and air conditioning (HVAC) solutions with an innovative product portfolio adapted to regional needs. Following the acquisition of the residential and light commercial HVAC business from Johnson Controls and the Johnson Controls-Hitachi Air Conditioning Joint Venture in August 2025, the company unites a comprehensive portfolio of global and regional brands.

Breezair is a trusted name in direct evaporative cooling and is renowned for its high-performing, world-class coolers that deliver exceptional efficiency and unmatched performance. They offer a comprehensive range of genuine replacement parts and service expertise to keep systems operating efficiently.

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.

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.

CDP is a global non-profit that runs the world’s environmental disclosure system for companies, cities, states and regions. Founded in 2000 and working with more than 680 financial institutions with over $130 trillion in assets, CDP pioneered using capital markets and corporate procurement to motivate companies to disclose their environmental impacts, and to reduce greenhouse gas emissions, safeguard water resources and protect forests.

Certech pride themselves on being the go-to supplier of cabling, server racks, and IT accessories for businesses of all sizes. Their team of experts is highly knowledgeable and always ready to offer top-notch advice and support to help meet their needs. They are passionate about quality and customer satisfaction, and have a broad range of products and services to meet a variety of demands.

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

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.

Climaveneta is a brand of Mitsubishi Electric with over 45 years-experience in central climate control systems industry and a complete range of solutions. Climaveneta’s mission is to provide energy efficient heating, air conditioning, and data center cooling solutions that enhance everyone's comfort and improves the profitability of a building while limiting CO2 emission levels.

Commercial Maintenance Services UK Ltd have been providing businesses throughout the UK with installation, maintenance & repair of HVAC systems for over 20 years. Their experience spans from full design, planning and installation of HVAC systems in schools through to planned preventative maintenance for hotels and care homes. CMS is committed to improving the energy efficiency of current systems and introducing new eco-efficient technologies.

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.

CoolHeating sro was founded in the summer of 2022 with the aim of providing services in the field of technical building security. Emphasis on quality, meaningful installation, and adherence to an ethical approach to clients are the cornerstones of the company.