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.

Stay cool (or warm) with Goff Heating and Air Conditioning in South Bend, Indiana, USA. They’re the experts in energy-efficient HVAC solutions, offering top-notch installation, 24/7 emergency repairs, and pristine duct cleaning. Their unique touch includes personalized home comfort plans and thorough air quality assessments, ensuring homes are comfy and the air is fresh.

Golden State Comfort Systems provides solutions like Heating and Air Conditioning and are based out of USA. They are very thorough in their HVAC installations and make sure that the equipment are the right units for any needs and that they are the correct size. They also inspect and seal ductwork to reduce waste and improve indoor air quality.

GOODFELLAS AC is a trusted HVAC company serving the vibrant community of Tucson, AZ. They take pride in being a family-owned-and-operated business dedicated to providing top-notch HVAC services. As Tucson locals, they understand the unique climate challenges this beautiful city presents and are committed to ensuring the comfort year-round.

GoodWe UK is a pioneering, clean energy solutions multinational enterprise. they are at the forefront of the global transition to a Smart Energy World, striving for a zero-carbon future and a clean and healthy global environment. GoodWe solar inverters have been used in residential and commercial rooftops, industrial and utility-scale systems and range from 0.7kW to 250kW.

Since 2008, GPS has worked to deliver the clean air benefits of ionization without the negative effects of ozone-producing technologies.

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.

Formed in 1966, Gradwood Ltd is an established name in Industrial Heating, Workshop Heating, Air Conditioning and Smoke Ventilation, and for over forty years we have been involved in the design, installation and maintenance of systems throughout the country. They have a large, innovative and vibrant team of engineering experts and designers who work cohesively to deliver award-winning warm air heating and RADIANT heating solutions.

Great Dane Heating, Cooling, Electrical, & Plumbing is a trusted contractor in Farmington Hills, Michigan, specializing in heating, cooling, electrical, and plumbing services. They offer expert HVAC repairs, new equipment sales, installations, and maintenance for residential and commercial clients. Their skilled team also provides top-quality plumbing and electrical services, from repairs to full system installations.

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.

Green & Cool World Refrigeration AB is a globally renowned supplier of transcritical refrigeration systems that uses environmentally-friendly carbon dioxide (CO2) as a refrigerant. In addition to outstanding environmental performance, the Green & Cool units offer superior lifetime economy and high reliability, as well as being very user-friendly. Green & Cool has developed modern CO2 refrigeration to be a commercially-attractive alternative.

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.

Greenergy Data Centers is one of the largest and most power-efficient purpose-built data center solutions provider in the Baltic region. They ensure that the stored data has the smallest possible ecological footprint, while utilizing the benefits of secure large-scale data management. Their facility in Tallinn is the most energy-efficient and secure data center in the Baltics.

Based in West Palm Beach, Greenfox Air Quality specializes in HVAC remediation and air quality services. Their team of seasoned air quality professionals is dedicated to conducting detailed inspections and remediation of residential or commercial HVAC systems. They address a comprehensive range of HVAC and air quality issues, ensuring the environment is not just clean, but truly healthy.

GreenTree Air Conditioning Inc. has been providing Pompano Beach & surrounding areas with exceptional HVAC services since 2015.

Guangdong Chigo HVAC Equipment Co., Ltd. (Chigo HVAC) was established in January 2011. The company specializes in central air-conditioning product R&D, manufacturing, sales, engineering design, installation, and after-sales service.

Giwee Group is a global technology group integrating the production, research, and marketing of HVAC and consumer electrical appliances. The group has gathered many high-quality professional and technical talents in China, relying on technological innovation to develop products that are more in line with market trends and consumer needs, creating a more comfortable and harmonious living space for users.

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.

Gutierrez Brothers HVAC was founded by Nevali, who brings 15 years of industry expertise and a passion for quality service. Based in Middletown, they specialize in a comprehensive range of HVAC solutions, including installation, repair, and maintenance of heating and cooling systems. Their team is dedicated to ensuring optimal comfort in homes throughout Orange County, utilizing the latest technology and techniques.

GV Booth Plumbing & Heating provides high quality service and installation of HVAC systems in Loughborough region of Leicestershire, United Kingdom.

With more than 20 years in business H & H Commercial Services, Inc. is proud to offer a wide range of commercial HVAC services to businesses in the Philadelphia area. Their highly trained technicians install, repair, and maintain heating and ventilation systems, air conditioners, refrigeration systems, and more.

Haakon Industries is a globally renowned company in custom designed and manufactured air handling units for all type of building environments. They strive to provide the highest quality equipment and the most flexibility in equipment design to provide optimal solutions for their clients.

Haley Mechanical, headquartered in Dexter, Michigan, is one of the pre-eminent residential HVAC companies in Michigan, servicing the Ann Arbor area. Services provided include Heating, Cooling, Geothermal Heating, HVAC, Plumbing, Electrical, Generators, Air Quality, Repair and Installation, and Drain Cleaning.

Hamel’s Air Conditioning and Heating is a small, family-owned business where customers are part of our family, not a number. We strive to provide the same level of service we would expect in our own home for each customer we serve. We can provide this level of service because we are not the biggest HVAC business in town and never will be. Instead, our focus is on an unrivaled customer experience.

HAMPDEN ENGINEERING CORPORATION has built a reputation for manufacturing Cutting Edge, Engineering and Technology Training Equipment of the highest quality since 1954.

At Handyside Plumbing, HVAC & Electrical, they are a family owned and operated plumbing, heating, air conditioning and electrical business in Etters, PA. Giving their customers the friendly personal service of yesterday with the technical know-how of a constantly changing profession is just a sample of what makes them special.

At Hanson Heating & Air provide the service, repair, and install products such as air conditioning, boilers, ventilation, generators, heat pumps, zone systems, air purifiers, and high-efficiency equipment for residential and commercial locations.

Since 1914, HB McClure has served homes and businesses in Central Pennsylvania by providing premier residential, commercial, and design/build mechanical services, including heating, cooling, plumbing, electrical, and fuel oil and propane delivery. Our expert technicians evaluate each job, recommend the best solutions, and allow the client to choose the right option for their needs.

Head’s Heating & Air Conditioning is an HVAC company that offers complete heating and air conditioning services in the Mobile and Baldwin county area. Their company was established in the year 1979.

Heald Mechanical is the name you can trust for commercial and residential HVAC repair in Sacramento. All of your air conditioning and water heater needs are handled by us. Our company is a family-owned company operating in California since 1910. With years of experience, we provide high-quality service at a reasonable price. Our job is not finished until you are not completely satisfied with us.