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.

Provides recurring maintenance, repair, and installation services for HVAC equipment.

Haldeman Inc. is a stocking Manufacturer's Representative and Distributor of HVAC products since 1933. They service the Mechanical Contractor and Mechanical Engineering community in Southern California. They represent renowned HVAC products and equipment companies, including Big Ass Fans, Krueger, Ruskin, Loren Cook Company and System Air to name a few.

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

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.

Hawco is an international distributor and a UK wholesaler of HVAC products. They provide Refrigeration systems, Air Conditioning, Electrical Process & Control, HVACR, Components, Process Heating Control, and Process Heating.

HD Supply, a wholly owned subsidiary of The Home Depot, is a leading wholesale distribution company serving customers and their communities across the Multifamily, Institutional, Hospitality, Trades, Government Housing, Healthcare, Building Services, and Education industries through an expansive network of over 100 distribution centers across the U.S. & Canada.

Heat Merchants supplies a comprehensive portfolio of heating, plumbing and renewable energy solutions for both domestic and commercial projects. They also provide a range of support services to customers include heating system design and specification, commissioning, ancillary certification, after-sale service and installer training.

Heatex is a cleantech company that optimizes and develops energy-saving thermodynamic products and solutions that contribute to a sustainable future.

Hilson Moran is an international environmental engineering consultancy for the built environment. They provide building services, fire engineering, smart buildings, facilities management, building automation systems and much more.

Since its founding in 1910, Hitachi has responded to the expectations of society and its customers through technology and innovation. They provide a wide range of services, including HVAC systems, Information & Telecommunication Systems, Social Infrastructure & Industrial Systems, Electronic Systems & Equipment, Construction Machinery, High Functional Materials & Components, Automotive Systems, Smart Life & Ecofriendly Systems.

HK Instruments is a Finnish company specialized in designing and manufacturing highly accurate and easy-to-use measuring devices for HVAC applications. devices are mainly used in ventilation systems and building automation.

Hoffman & Hoffman, Inc. is a company that provides expertise in the selection and application of commercial and industrial heating, ventilation, air conditioning, filtration and direct digital control (DDC) systems. They represent manufacturers of the highest quality HVAC equipment and controls available on the market today.

hOme Technologies, LLC is a home appliance company based in USA, that design and manufacture things like dehumidifiers, air conditioners, etc.

Homeeasy is a Hong Kong based company Global sales in USA, China, Canada, Australia, Europe etc. Home improvement products manufacturer and distributor. Acquired Emerson Quiet Kool brand name for AC business Product categories cover air conditioner, fans, heaters, kitchen appliances, small domestic appliances.

As a family-owned and operated Greater Houston HVAC Company, Go Admiral serves Spring, The Woodlands, Houston, Katy, and beyond with residential and light commercial heating, AC repair, venting, duct design, and air purification.

iACS is a distributor in the United Kingdom for Carel's Air Conditioning products and solutions. With over 15 years of experience in the Heat Ventilation Air Conditioning market (HVAC), the company has offered an important experience in the automatic and intelligent controls of both domestic and industrial processes in the HVAC industry.

iHaul Freight Ltd. is full service transportation, distribution and logistics company providing a complete range of services, everything from Refrigerated Transport and LTL, to Warehouse services and Logistics.

Innovair Corporation is a pioneer in to providing the best quality air conditioning equipment and comfort solutions in the market.

Insight Partners provides commercial HVAC equipment and solutions for customers across a variety of markets and industries. With a combined 80+ years of HVAC experience, Insight Partners brings together a network of the best resources, people, and cultivated industry knowledge to give its partners a unique advantage over the complex challenges.

InviAir is a manufacturer of wall and ceiling air diffusers and grilles for HVAC systems. The innovative, flush-mount process allows products to blend discreetly into the interior architecture unlike anything else on the market. Founded by HVAC professionals with over forty years of experience in the industry, InviAir is dedicated to offering some of the best air diffusers and grilles worldwide.

Industrial distributors focus on product knowledge and expertise while bringing the customer a massive line of name-brand, quality products.

ISC Sales Inc. provides superior industrial products to a wide variety of end-users and original equipment manufacturers (OEM). They offer a broad range of climate control products for electrical enclosures, such as air conditioners, vortex coolers, air to air heat exchangers, purge & pressurization units, filtered fans, and thermoelectric coolers.

Founded in 1952, ISVAL is a leading manufacturer of hot forged and machined brass and aluminium products. Equipped for medium and large size production, ISVAL can meet even the most custom-made requests, thanks to more than sixty-year experience and to a proactive approach to customers.

One of Ukraine's leaders in the complete spectrum of climate control solutions.

Jackson Systems is an HVAC controls distributor for the residential and light commercial markets. The company specializes in zoning, thermostats, and home automation products.

JayKay Sales Company is an HVAC manufacturer's representative agency dedicated to providing professional, competent, and courteous sales and service support to customers of the high-quality manufacturers we represent.

Carrying a legacy of 30 years, we provide a reliable and healthy business channel partnership for the supply of Plumbing Materials, Sanitary wares, Water Heaters, Valve Fittings and Accessories. Offering the widest range of products and services at competitive prices, we are the preferred choice for our customers.

Kemijoki Oy is the most important producer of hydroelectric power and related services in Finland. The company owns 20 hydropower plants, 16 of which are located in the River Kemijoki system, two on River Lieksanjoki and two on River Kymijoki. They operate as an expert and commissioner organization of hydropower production, and are developers of hydropower expertise. They acquire most of their operations from service providers.

The Kingspan KoolDuct System of pre-insulated air-distribution ductwork is fabricated using non-fibrous rigid phenolic insulation panels to provide a low air-leakage system, easily capable of achieving SMACNA-Class-3.