General Filter Group is a globally-renowned air filtration, indoor air quality (IAQ) and filtration technologies company with headquarters located in Italy. Since 1965, they have been manufacturing air filters, filtration and air purification systems to offer maximum air quality in civil, industrial and hospital environments.

GlassHouse, the first customer intelligence platform for the trades and home services industries, empowers business owners to prioritize their best customers and enjoy the maximum return on their invested time and capital. Contractors can use GlassHouse to easily access insights about potential clients and prospects before committing to a job.

Gray & Adams is the UK pioneer in the manufacture of specialist temperature-controlled and bespoke vehicles. Founded in 1957, they are a long-established, family-owned business with 750 employees, based out of a head office and main production facility in Fraserburgh, Aberdeenshire and have operational sites across the UK in Doncaster, Dunfermline and Newtownabbey.

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.

Güntner is a global pioneer in the manufacturing of refrigeration and air conditioning heat exchanger. The company has decades of experience in this field.

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.

Harts Services was founded in Tacoma in 2013 by co-owners Richard Hart and Dan Hartsough. Harts Plumbers, Electricians and HVAC Technicians offers residential plumbing, electrical and HVAC solutions and has a 4.9/5 rating on Google. Guided by its motto, We Care More, the company is committed to incorporating a caring attitude into every aspect of the business.

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.

Heat-flo, Inc. is a design, sales, and manufacturing company dedicated to providing high-quality, cost-effective solutions for hydronic, solar, and electric-based water heating applications and high-efficiency hydronic and radiant heating applications.

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.

Highside Chemicals, Inc. has manufactured the highest quality chemical products for the maintenance, installation and repair of refrigeration, air conditioning and plumbing systems for over eighty-five years. All products are thoroughly tested and proven to perform to the highest standards. Their commitment to quality along with excellent customer service and technical support makes Highside Chemicals the best choice.

HiRef develops cutting edge technology, cooling solutions for data centers and telecom shelters with the highest reliability. They offer innovative solutions for end-user needs through continuous Research and Development and clear customer-orientated philosophy.

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.

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.

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.

Hubbard Products Ltd. is one of the United Kingdom's renowned designers, manufacturers and suppliers of commercial cooling equipment and has earned an enviable Global reputation for innovation and design-led excellence.

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.

Inergy is engineering efficiency experts in the application, design, installation and commissioning of pioneering-edge evaporative cooling, heating, ventilation, and air conditioning (HVAC) systems.

Innodisk is a service-driven provider of industrial embedded flash and DRAM storage products and technologies, with a focus on the enterprise, industrial, and aerospace industries. They have applications in Embedded Systems, Server Applications, Casino Gaming, Surveillance, Automation, Networking, and much more.

Innova is a renowned HVAC equipment manufacturer that provides Heat Recovery Ventilation Products, Air Leaf DC Inverters, Filomuro DC Inverters, Air Conditioners, Heat Pumps, Fan Coils and Heat Recovery Systems.

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.

At IRSAP Spa, they are a leading company in Italy and Europe in the heating sector. Production of tubular steel radiators. Main company of a leading group also in the production of air conditioning systems, chillers, refrigeration machines for civil and industrial use, as well as radiant air conditioning systems.

ItuGraf is the most efficient radiant ceiling system on the market. It is ideal for the management of heating systems in buildings of all sizes, for both new buildings and renovation projects. ItuGraf heating and cooling panels effectively create a comfortable room temperature without dust, drafts or noise, and significantly improve indoor climate.

Jackery, the world's pioneering innovative portable power and green outdoor energy solution provider founded in California in 2012, is a global top-selling solar generator brand born with a mission to offer green energy to everyone, everywhere. Jackery launched its first outdoor portable power stations in 2016 and developed its first portable solar panels in 2018.

Kaer produces and distributes extraction hoods and industrial ventilation items aimed at the catering equipment market. With punctual, systematic verification of the raw materials and rigorous control in every step of production, we guarantee a vast range of high-level products.

Kattfotsbacken AB manufacture sewage heat exchangers and waste water heat exchangers. They are small companies with great possibilities for adapting to customers.

Klimagiel, for over 30 years in the air conditioning sector, produces metal and textile ducts for air distribution. Particularly suitable for any sector, the Klimagiel diffusers allow a uniform distribution of the air, hot or fresh, obtaining maximum environmental comfort.

KLLM Transport Services is one the largest temperature-controlled carriers in the nation providing a suite of solutions to serve the supply-chain needs of their valued clients. KLLM’s fleet is one of the most advanced on the road currently and offer a variety of refrigeration and load tracking capabilities.

Originating from the KKT Kraus Company, the current KKT chillers brand is an important pillar within ait-deutschland GmbH. KKT chillers combine decades of know-how in thermodynamic processes with the requirements of customers to design energy-efficient chiller and heat pump solutions for quite varied applications.

Computer room A/C units, school room ClassAIRE units (VUV's) environmental controls, humidification, industrial and commercial products, HVAC/R.