Federation of German Heating Industry owns 117 companies and 2 associated associations. Similar to the German engineering industry, the German heating industry is structured as a medium-sized company. The members of the BDH also include world market leaders with annual sales of between 2 and 3 billion euros. In 2020, the BDH member companies generated a total of 16.2 billion euros and employed 76,900 people.

Ferguson HVAC offer the best unitary and ductless equipment brands and a wide-range of HVAC products, including accessories, controls, air distribution supplies, and service and repair parts. Ferguson HVAC Branches are supported by an advanced network of 10 distribution centers strategically located around the USA.

Established in 1964, Fernox is a leading manufacturer of water treatment chemical products, central heating system filters, plumbing consumables and diagnostic testing services. Fernox has pioneered the development of energy efficient products both for traditional and renewable technology in domestic and commercial applications.

FIMER as a pioneer in solar inverter technology, have the energy to make positive change happen. Committed to leveraging the energy playing field to serve growing demands with clean, affordable energy which truly benefits people and places.

Fireye, Inc. is a globally renowned manufacturer of flame safeguard controls and burner management systems for commercial and industrial applications throughout the world. Their products can be found in a variety of public buildings, commercial properties, power plants, pulp and paper mills, petrochemical facilities and food processing plants.

Five Star Plumbing Heating Cooling offers plumbing, heating, cooling, electrical and insulation services to homes and businesses in Upstate South Carolina and Hendersonville, North Carolina. It has provided its customers the best service, healthy home solutions, and energy savings in its industry.

Founded in 1992, Flamingo Plumbing & Backflow Services strives to provide world-class residential and commercial plumbing services throughout South Florida. Their full-plumbing services extend to thousands of residential and commercial customers, now including St. Lucie, Martin, Palm Beach & Broward counties.

Fuse HVAC, Refrigeration, Electrical & Plumbing San Jose has over 13 years of experience servicing San Jose and the surrounding area, so it’s no wonder it is the most sought-after company for all appliance repair parts and service.

Future Metro has been committed to delivering products and services in the MEP industry in time with quality, engineering excellence, professionalism and reliability. Future Metro intends to develop and expand its customer base in the region, by offering its customers a range of complete MEP package with in house ELV solutions, a rare combination in the market.

Since 1997, Gale Force Heating & A/C, Inc. has grown to become a well-respected name providing heating, air conditioning and air quality services in the Denver Metro area. From air conditioners to heat pumps, furnaces and more, they are proud to represent products that they’ve found to have long-lasting reliability.

Gasmaster Industries was established in 1995. We are responsible for bringing the first 4 million, 8 million, and 12 million BTU/hr stainless-steel condensing boilers to the HVAC market in the late 1990s and early 2000s.

Gassero was founded in 2011 as an innovative company with over than 60 years of experience in the heating industry.

GBA Services is a renowned total logistics supply chain operator, offering time critical, temperature controlled, high security and dedicated transportation provision by air, road and sea. ThServices provided include: Time Critical Logistics, Dedicated Transport, High-Security Logistics, Temperature Controlled Logistics specializing in Pharmaceuticals, Charter Services, Air and Ocean Freight and Bespoke Solutions.

GDM is a globally renowned engineering and environmental design consultants firm that provide mechanical and electrical building services, building and home automation solutions, HVAC systems, and sustainable engineering solutions for homes and enterprises.

Gem Heating & Air Conditioning is owned and operated by James Barrett. James and his team bring over 20+ years of experience in the HVAC repair, service and installation industry in southern Idaho, USA. Gem Heating & Air Conditioning are proud to run their business with strong values and work ethic, so that every customer feels they are getting the best service for their HVAC needs.

Gibbons provides products and life-cycle services for heating, cooling, ventilation, air-conditioning and humidification systems and has extensive experience in the food and beverage, leisure, commercial and industrial sectors.

Glamsbjerg- Haarby Varmeværk is a renowned Danish district heating company. Glamsbjerg-Haarby Varmeværk produces and supplies hot water to all households connected to the district heating network in Glamsbjerg and Haarby, in Denmark.

Glen Dimplex Heating & Ventilation is a subsidiary of the Glen Dimplex Group. They design, develop and deliver innovative heating and ventilation solutions that address a wide range

GNPW Group develop special businesses and projects in the area of ​​energy, fossil and alternative fuel logistics. The GNPW Group was founded in 1993 and is formed by companies with outstanding performance in business development and special projects in the areas of Energy, Logistics and Fossil Fuels.

Gradient’s mission is to cool the world by transforming every home to be more comfortable and healthy for the people who inhabit it — without compromising the environment. The company's vision is a future where everyone has access to comfortable buildings that are fully decarbonized. Their launch product is a direct-to-consumer high-efficiency and low-carbon heat pump.

Grand Traverse Refrigeration, Inc., has been providing heating, cooling, and refrigeration services to customers in the Traverse City and the surrounding areas. They are the HVACR company. They service, repair, install, maintain and design all makes and models of heating and air conditioning systems.

Gray Metal South present and continued objectives are to supply our distributors with a product line that is always consistent in exceptional quality, delivered on time, at a fair market price.

Great Guys is one of the fastest growing Technician Owned HVAC & Electrical companies in the Denver Metro! Their trusted Heating, Cooling, Ventilation & Electrical technicians solve all HVAC problems, and make recommendations for improved solutions to ensure the home or business is always comfortable, efficient and safe. They offer comprehensive services and equipment that are uniquely selected to best meet varying needs.

Gree Electric Appliances, Inc. of Zhuhai is a diversified international industrial group, whose business covers residential air conditioners, central air conditioners, intelligent equipment, home appliances, air source water heaters, smart phones and refrigerators.

At Green Refrigeration LLC, they will take care of all commercial refrigeration, HVAC services, custom wine cellars, glycol chillers, walk-in coolers & freezers, food equipment, Ice machines (cubers & flakers), Ice machine rental, cold storage solutions, gelato machines, and commercial hot water heaters needs from start to finish. They provide high-quality services for commercial & residential customers in Palm Beach, FL.

Gritton & Associates is a manufacturer’s representative for the residential, commercial and industrial markets. The firm's expertise and product lines are focused on HVAC, plumbing and steam systems. They have been serving the US States of Utah, Idaho, Nevada and Wyoming for over 50 years.

Gundlach’s Plumbing and Sheet Metal is built on a rich history of integrity and innovation. They have been serving the air conditioning, plumbing, and heating needs of Bakersfield, CA for over 100 years. At Gundlach’s, customers' comfort comes first and foremost. They offer a full suite of home comfort services. Gundlach’s provides and installs only the highest quality products.

H & H Heating and Air Conditioning have established themselves as the premier HVAC company in the Delaware Valley. Their mission is to ensure quality and give trusted installation and service to residential, commercial, and industrial customers and to respond to questions and problems immediately.

H.D. Grant Co., Inc. represents many of the best manufacturing lines in the HVAC industry. They supply and distribute exhaust fans, fire dampers, radiation dampers, single duct VAV boxes, fan powered VAV boxes with electric heat, Vibration Isolation, and many other products for the HVAC industry.

Hajoca has a robust history of helping to shape advances in plumbing. Hajoca provides Plumbing Wholesaler, Industrial Supplies, Swimming pool supplies, pipes, valves, fittings, Kitchen and Bath, and HVAC Materials and Supplies.