Green Clean Institute is a globally renowned green energy certification and standards organization for HVAC systems and services. They have been offering green training and certification for over twenty years now.

The Green Point network is focused on satisfying all your requests as a customer. This service organization with over 50 locations worldwide ensures customers get the right support. Green Point specialists offer a wide range of services, from engineer to engineer, because you deserve the best response. Compressor repairs and overhauls, original spare parts and oil, intelligent and proactive services – this is what Green Point is all about.

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.

Grindrod Intermodal offers customers an end-to-end service and is focused on reliable, flexible and innovative tailor-made logistics solutions structured around the customers’ needs. Services provided include Containerized Shipping & Logistics, Ships Agency, Port & Terminal Operations, Clearing & Forwarding, Rail Solutions, Marine Fuel Trading & Physical Supply, Vehicle Carriers & Road Tankers, Warehousing, and Banking & Asset Management.

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.

GS1 Germany accompanies the development and implementation of open, cross-industry, worldwide standards. On this basis, they also develop process and application recommendations. They support companies from different industries in the implementation and show solutions for more added value.

GTS HVAC Inc. is a professional, woman-owned HVAC service provider. They design, fabricate, install and service residential and commercial heating, ventilation and air conditioning (HVAC) systems.

Guin Service is an HVAC company based in Birmingham. They are a family owned and operated HVAC company. Established as a group of specialized mechanics, Guin Service has grown as one of the Alabama’s largest HVAC Company that provides quality work and exceptional customer service.

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. A. Phillips & Co. is a single source manufacturer and supplier of modulating control solutions for industrial refrigeration systems. They provide ammonia refrigeration valves, control systems, custom ASME pressure vessels, air purgers, Anhydrators, packaged refrigeration controls, regulating and solenoid valves, Level Eye sightglasses, refrigeration flanges.

The H.M. Sweeny Company is a pioneer distributor of air conditioning, heating, ventilation, and refrigeration parts and equipment.

H.C. Nye Company, Inc. is a Manufacturer’s Representative of Engineered, Applied, and Industrial HVAC Systems. They specialize in the assisting consulting engineers, construction managers, mechanical contractors and building owners in the application, selection, and sale of HVAC mechanical equipment.

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.

Haisma Heating & Cooling Inc. is an HVAC company serving West Michigan. The company was established by Garry Haisma, a Northwest side Grand Rapids area native, in 1981.

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.

Halton Group is a family-owned, global technology pioneer in indoor air solutions for demanding spaces. They enable safe, comfortable, and productive indoor environments that are energy-efficient and comply with sustainable principles.

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

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.

HANTEMP Controls offers an innovative line of stainless steel valves, flanges, and other controls built to withstand the harsh conditions of today's industrial refrigeration systems.

Harbor Air Conditioning is a pioneer air conditioning company. Most of the energy used in the home goes out in cooling and heating, act smart to have the Air conditioning fixed which can have a big effect on their utility bills.

Harder Mechanical is a large nationally recognized contractor with an outstanding reputation for working safely, meeting tough schedules, delivering a quality project and coming in on budget. They provide HVAC, Plumbing, Process Piping, Steel Erection, Concrete Installation, Complex Equipment Installation, Design Assist/Build Service and much more.

HARDI is an association dedicated to advancing the science of wholesale distribution in the HVACR industry. HARDI members market and distribute heating, refrigeration, air conditioning equipment and supplies, sheet metal, controls, filters and related items.

Harlen Johnson Heating & Air Conditioning is an HVAC company that provides reliable heating and air conditioning services for residential and commercial customers. They specialize in providing the most effective solution for the home or company.

Harmon Heating and Cooling Inc is an HVAC Company that provides remarkable HVAC services to both residential and commercial customers in Omaha and the surrounding counties.

Harris Air Heating and Air Conditioning is an HVAC company in Benton, AR. They specialize in repairing and installing all makes and models of heating and air conditioning units at affordable rates.

Harry Alter Co. is a renowned US-based wholesale distribution of heating and air conditioning equipment, parts and supplies. They provide furnaces, air conditioners, hydronic heating solutions and refrigeration supplies.

Harry Eklof & Associates Inc. is a manufacturer representative. They offer training services and also connect the user to the following products: Plumbing, HVAC, Bath Fixtures, Sump Sewage, Tools.

Hart-Hammer, Inc. is a US-based provider of sales and engineering support in Iowa, Nebraska, the Quad Cities, and Western Illinois. They represent 27 HVAC manufacturers including AAON, Nailor, Ruskin, CamFil, Strobic, and many others. The company focuses on heating and air conditioning services for commercial/institutional and temperature control/measurement for hospitals and laboratories.