Established in 1968, Heatmiser has become one of the UK’s smart room thermostat manufacturers. Heatmiser has established partnerships with heating installers and heating equipment manufactures across the UK and has the ability to private label and custom design.

Heieck Supply is a plumbing wholesaler in the Sacramento, CA area. Whether it be a bathroom remodel, building a high rise, or swapping out water heaters Heieck Supply is the one-stop-shop for all the plumbing needs.

HH Technologies® is widely recognized as a supplier of high-performance, automated door systems, portable evaporative cooling systems and contract manufacturing services to other OEM companies. Since 1978, their on-site engineering and manufacturing operations in Bremen, Alabama has produced the most respected brands within the markets that they serve.

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.

HM Tech Air Conditioning & Heating is a company that provides viable solutions to homeowners and businesses alike. Based in Mesquite, TX, they offer a variety of HVAC services, Their HVAC company is ready to provide users with professional installation, repair, and maintenance services for their system! HM.

Hoffman Controls is a manufacturer of Electronic Special Purpose products for the HVAC&R (Heating, Ventilation, Air Conditioning & Refrigeration) industry. They deal with EC Motor Controls, Induction Motor Controls, Condenser Fan Controls, Refrigeration Controls, SCR Heating Controls, Variable Air Volume (VAV) Products, Sequencer Controls, Thermostats and Transducers, Motor Protection, Ventilation/Exhaust Controls.

Hole Pro provides unique hole cutting tools for use by professional trades people, including electricians, HVAC and refrigeration contractors, audio and CCTV security systems installers, carpenters, MRO engineers, plumbers, and remodelers. Their tools save them time and enable them to safely complete jobs faster.

H&V offers a variety of highly engineered media that meet or exceed different global standards and offer lower pressure drop, energy savings, and longer media life.

As Georgia’s #1 American Standard dealer, Holtkamp provides award-winning air conditioning repairs, AC replacement, and AC maintenance to Gwinnett County and surrounding areas from their Suwanee headquarters.

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

Hometown Heating and Air Conditioning are a licensed and bonded HVAC (heating, ventilation and air conditioning) Contractor with a C20 License in the state of California and all cities that they service. Brian Waskow founded the company in June of 2012 with his family.

Honeywell Home solutions include connected thermostats, whole-home professionally installed and monitored security systems, do-it-yourself home awareness and security systems, carbon monoxide and fire detection devices, furnace and boiler controls, water leak and freeze detection products, whole-home air purifiers and humidifiers.

Honeywell is a provider of custom-engineered sensors, switches and controls, and productivity solutions built around its high performance data collection hardware including rugged mobile computers, voice-enabled software, bar code scanners, radio frequency identification (RFID) and workflow printing solutions. They also provide pressure sensors for HVAC and refrigeration equipment.

HTS unites top brands -- Honeywell Combustion Safety, Honeywell Combustion Service, Eclipse, Exothermics, Hauck, Kromschröder, Maxon and Honeywell Combustion Controls -- delivering the best in thermal solutions.

Hoover’s Air Duct Cleaning provides Air Duct Cleaning, Dryer Vent Cleaning, Video Duct Inspection, Exhaust Vent Cleaning, Commercial Accounts and much more.

Hoshizaki America provides commercial ice makers including flakers, cubers, hotel/motel dispensers, counter top dispensers, ice storage bins, beverage dispensers, reach-in refrigerators, reach-in freezers, megatop sandwich prep tables, undercounter refrigerator/freezers.

Howard Air focuses on providing the latest technology in superior comfort to meet all of the air conditioning and heating needs. Whether it is residential or light commercial sales, service, installation, indoor air quality or new construction, they guarantee that their specialized team will provide the best quality work.

Here at Hunter, they’ve set the standard in quality and craftsmanship for more than 125 years. Because they design and engineer the fans right here in Memphis, they’re able to stay at the forefront of the industry, incorporating the very latest trends and technologies into the fans, then rigorously testing them beyond established standards to ensure a lifetime of whisper-quiet performance.

HVAC Technologies is transforming the heating and air conditioning industry by educating and empowering consumers and creating new ways for consumers to connect with trustworthy local HVAC contractors.

Hydro-Temp Corporation manufactures earth coupled heat pumps, water-to-water heat pumps, dehumidifiers. Make up air vents 100% O/A units.

Hydronic Technology, Inc. is the equipment provider of choice for countless engineers, mechanical contractors and end users throughout Louisiana and Mississippi. Hydronic Technology assists in designing, implementing, installing and maintaining the perfect hydronic & plumbing systems for all of the upcoming projects.

Ace Instruments’ IAQ Detectors range empowers the new generation of sustainable buildings to continuously monitor indoor air quality with cutting edge instrumentation. Positive performance on major indoor air quality parameters has been linked to improved productivity, reduced operating cost and carbon footprints. Their extensive experience of over 30 years in manufacturing enables them to deliver customized solutions for unique IAQ applications.

Ice-O-Matic is the premier manufacturer, distributor and supplier of ice machines worldwide. They provide Commercial ice cube makers, flake ice machines, combination ice makers/drink dispensers, ice maker/ice dispenser, ice storage bins, and water filtration systems.

IDEAL (VS) is a manufacturer of aluminum foil and grey duct tapes, adhesives, gaskets, flexible ducts, fiberglass/rubber insulation. They provide advanced coating solutions for the industrial, commercial and residential construction and maintenance markets, with substantiated proven performance.

Igor provides smart building platform solutions, It’s Nexos, is a PoE-based IoT smart building platform that incorporates hardware, software and cloud analytics to enable smart and secure buildings. Nexos has the capability to connect all electrical elements of a building - lighting, sensors, fans, blinds, security, emergency lighting, heating and cooling sensors, and so on - into one IoT hub.

IMI Hydronic Engineering is a provider of a range of products and services that enables one to take control, increase efficiency and drive down initial and ongoing costs with innovative and reliable HVAC solutions. They provide a superb range of high-quality products and support services for every type of installation and customer.

The Independent Contractors Exchange (ICE) is a select group of independent HVAC contractors specializing in the service and installation of applied HVAC systems.

Industrial Climate Engineering is a division of Airxcel, Inc. They are the manufacturer of air conditioners from 6,000 to 360,000 both for commercial and industrial applications, including e-houses, telecom sites. Units available for hazardous locations and explosion proof.

Industrial Maid is the premier manufacturer of air purification systems to fit virtually any industrial application or budget. They are an air filtration manufacturer with unmatched customer services, disruptive technology, and a philosophy of continuous improvement. Their unique equipment offerings incorporate environmentally sound components and keep purchase, installation, and operation simple.