Helo is one of the world's largest sauna and steam bath, steam generators and rooms business. They develop, manufacture and market sauna and steam products worldwide. Helo Group Ltd has sauna room, sauna heater and steam generator manufacturing plants in Finland, Sweden, Germany and the United States and an extensive research and development program for sauna and steam related products.

For over 125 years, Redlands and Henry Bush Plumbing, Heating, and Air have been proudly serving the Inland Empire community with top-notch HVAC service and expertise. When it comes to any plumbing and HVAC needs, they're the leaders who customers can rely on for honest service. Their experienced team is dedicated to exceptional service.

Hexion Inc. serves the global wood and industrial markets through a broad range of thermoset technologies, specialty products and technical support for customers in a diverse range of applications and industries.

Hoffmann Brothers' contractors have provided reliable professional services to local communities like Nashville for over 40 years. Their experienced HVAC technicians can help with all of heating and cooling needs, including HVAC installation, repair, and maintenance services. Their team of expert plumbers are available for a variety of services including drain cleaning and inspections, water heater installation and maintenance.

HomeServe USA Corp. is a renowned provider of HVAC systems, equipment and home comfort solutions. The services offered by the company include Plumbing, Sewer Line, Heating & Cooling Solutions, Electrical Wiring, Water Service Line, Gas Line, Septic Line, Heating Tune-Ups, Cooling Tune-Ups, and Hot Water Heater Repairs.

At Howell's Heating & Air believe in providing the greatest value possible by offering first class service as well as uncompromising quality at a reasonable price. Over 40 years and a generation later, Howell’s remains true to this original philosophy and attributes its success and reputation to their great owners, for their hard work every single day.

Huguenot Laboratories specializes in treating all aspects of fire sprinkler systems. The company represents over 50 years of experience in the water treatment and fire sprinkler industry. Huguenot is the only UL-certified product in the market. Huguenot Laboratories is a growth-oriented company whose mission is to provide a value-added service to the fire sprinkler industry.

Founded in 1967, Hurst Boiler & Welding Company, Inc. has been manufacturing, designing, engineering and servicing gas, oil, coal, solid waste, wood, biomass and hybrid fuel-fired steam and hot water boilers. The company also manufactures a complete line of boiler parts and boiler room peripherals and provides unparalleled turnkey after-market products and services to deliver complete installation and operation to its customers.

hybridGEOTABS EU is an active group of developers, engineers & academics with a common interest in optimizing coupled geothermal heat pumps (GEO-HP) and thermally activated building systems (TABS), alongside secondary heating & cooling systems. TABS use pipes, embedded in concrete floors, ceilings and walls, through which warm/cold water is pumped to heat/cool a building’s thermal mass.

The pump industry is essential and growing. With water challenges on the rise, increased commitments to water infrastructure investment and the US pump market projected to grow at around 3.4% over the next five years, the need for qualified and motivated talent has never been higher.

Hydro Pump Company specializes in geothermal heat pumps, water-source heat pumps, HVAC products, and water well products.

Hydro Balance manufactures products like Coil cleaners, lubricants, coatings I.A.Q., Leak Detectors, Insulators, System Flushing Tools, etc

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

Hypertherm, Inc. is a manufacturer of industrial cutting technologies including Hypertherm® plasma cutting and gouging systems, EDGE® Connect CNC motion and height controls, OMAX® waterjet cutting machines, ProNest® CAD/CAM software, and Robotmaster® offline programming software for robots.

IERNA's Heating & Cooling offers Air, HVAC, Heating and Plumbing services for your home. We provide our customers with expert installers, experienced technicians, friendly customer service reps and the highest quality products available. Servicing the greater Tampa Bay area, our mission is to far exceed our customers expectations. IERNA Your Trust, IERNA Your Business is more of a mission statement than a slogan.

Since 1979, Indoor Comfort Team has performed heating and air conditioning services for residential customers across greater St. Louis, including Metro East suburbs in St. Clair County, Illinois. They provide quality services with a full guarantee. They're a family-owned & operated HVAC company, offering superior residential HVAC services to St. Louis & surrounding areas.

INEOS Group is a global manufacturer of petrochemicals, speciality chemicals and oil products. In recent years their scope of operations has diversified with the launch of INEOS Automotive and INEOS Hygienics, acquisition of iconic British brand Belstaff and an ever-expanding sports portfolio.

Intellihot is an energy company dedicated to advancing energy efficient technology and solutions. Intellihot designs, manufactures and assembles tankless water heaters for residential, commercial and industrial applications. Their products include the most advanced tankless water heater for commercial applications.

International Ground Source Heat Pump Association is an association of companies, professionals and users dedicated to promoting the science, utility and use of geothermal (ground source) heating and cooling technology.

Isaac Heating & Air Conditioning is one of the largest privately-owned HVAC contractors in the United States. They offer residential and commercial installation and servicing of heating and air conditioning equipment. Their products inventory includes boilers, air conditioners, heat pumps, humidifiers, dehumidifiers, thermostats and water heaters.

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.

J.L. Brady Company LLC offers dependable, quality service to homeowners in the Quad Cities community for over 100 years. Their experienced technicians are well-trained and knowledgeable on all HVAC products, so the customers can be confident knowing that they can trust the company.

Jaytech, Inc. is one of the largest and most innovative independent water management and treatment solution providers in the United States. Their solutions include traditional water treatment programs, solid chemical water treatment programs, legionella risk assessments, indoor air quality and hygiene remediation solutions for the “built environment” as well as process water management and consulting for reduction/recycle

JDS HVAC Service LLC in Westfield, NJ, is an HVAC company providing quality heating and air conditioning installation and repair services. They are locally owned, family-operated, fully licensed, bonded, and insured. Their technicians are experienced, skilled, and committed to providing the highest quality services for their customers. They offer senior, military, and first responder (police, firefighter, and EMT) discounts and free estimates.

Whether they're building water treatment systems for homes or for coffee shops, this water quality manufacturer uses only the best components possible. Which is why they've been using John Guest for 25 years. Hear what Chester Paul Company has to say about John Guest's reliability and support.

Kamtech Plumbing is a local company taking care of the community. It is family-owned and operated and has been in business for 6 years. They have 14 employees performing both residential and light commercial service and installation work.

KBE, Inc is the maker of the No Freeze Control. The No Freeze Control board prevents the condenser and the compressor, as well as other vital parts of the HVACR system from becoming damaged by the continued operation of the HVACR unit during a freeze-up event.

Kleen Sweep Maintenance is A Full-Service Heating, Air Conditioning, Venting and Chimney Company.

Klimaire has brought value and comfort to homeowners, with millions of units sold in more than 70 countries around the world. The quality of the design and manufacturing of Klimaire products are well-known in the industry. The products are tested in some of the worlds harshest weather conditions.

Kospel company is a Poland based manufacturer of electric instantaneous water heaters, electric boilers, cylinders, solar products, steam generators and heat pumps.