uHoo is a Hong Kong-based renowned provider of advanced indoor air quality sensor solutions. They provide software solutions and indoor air quality sensors aimed at measuring, analyzing and interpreting indoor air quality data. The company's ‘uHoo Virus Index’ is a patent-pending technology that analyzes air quality data and provides an assessment on the risk of viruses surviving in homes or workplaces.

UK Refrigeration & Air Conditioning manufactures a range of refrigeration and air conditioning systems for commercial and industrial purposes. Users can also rely on them for domestic air source heat pumps, cold store construction and maintenance and repairs throughout the whole of the UK.

Around the globe, UL works to help customers, purchasers and policymakers navigate market risk and complexity. UL builds trust in the safety, security and sustainability of products, organizations and supply chains – enabling smarter choices and better lives. Their robust suite of offerings includes testing, inspection, auditing, certification, marketing claim verification, training, advisory services and software solutions.

At Ultra Air HVAC, they pride themselves on providing reliable, high-quality heating, cooling, and gas appliance services to homes across Ottawa. With years of experience in the HVAC industry, their team is dedicated to keeping homes comfortable year-round. From furnace and A/C installations to emergency repairs, they deliver professional service with a 100% satisfaction guarantee.

Uncle Mike’s Home Service is the go-to AC repair and Installation service provider in Lincroft, New Jersey, USA. They understand the importance of maintaining a comfortable and well-functioning home environment. With years of professional expertise, their team is committed to delivering top-notch HVAC solutions tailor-made to suit specific needs.

Unicel Autotech is a major provider of reliable and cost-effective generator rentals, sales, and installation services in India. They cater to a wide range of industries, events, and projects with short-term or long-term power needs.

UNICO Inc. is the maker of The Unico System which is a small-duct, high-velocity central heating and air conditioning system.

Uniflair are a supplier of technologically advanced cooling solutions for critical environments with a policy of continual innovation. Uniflair invests over 5% of turnover (not profit) into research and development of both new cooling technologies and upgrades to existing products.

Unigulf Development LLC and Air Conditioning Industries LLC are a part of the United Arab Emirates based Unigulf Group. The group has grown to be one of the pioneer player in the HVAC industry. Unigulf Development is known for its service and trust in the HVAC-R Sector in the MEP Industry.

Unikelvin, headquartered in Bengaluru, India, is a leading provider of turnkey HVAC solutions for Commercial, Industrial and residential spaces. They cater to commercial office spaces, residential apartments, industrial air-conditioning and ventilation for Food, Pharma, Biotech & Healthcare Facilities.

Unipipe Solutions is the master importer for North America of the premier aluminum piping system designed and manufactured by EQO Fluids. Faster to assemble and far less expensive than copper and a quick, light-weight replacement for black iron pipe (that rusts from the inside and damages equipment and processes downstream), Unipipe offers super-fast installation and requires no special tools, crimping, or grooving.

United AC Supply is one of the premier distributors of HVAC/R products in Houston, Texas, USA. They deal with all Air Conditioning, Refrigeration,Heating and Ventilation needs and represent all major manufacturers across the country.

United CoolAir Corporation manufactures 1 to 90 ton "All-Indoor" Modular HVAC Solution systems for Commercial and Industrial Cooling as well as 100% Outside Air applications.

United Safety and Survivability Corporation, formerly known as USSC Group, is committed to delivering the most innovative and reliable safety and survivability solutions to protect life and property. They provide active air purification to increase air quality. They also provide PPE safety systems to doctors, nurses, and front-line responders.

United State Solutions is a licensed home improvement contractor operating in Florida, specializing in energy-saving solutions and comprehensive home improvement programs. As a seasoned contractor in the state, they provide a range of services, including AC installation and repair, air duct replacement, attic insulation, roofing services, and energy-efficient window installations or replacements.

Unity Cooling Systems is a commercial refrigeration company in Houston , has been providing quality cooling systems to businesses for over 20 years. They specialize in custom/build walk-in coolers and freezers, meat cases, milk cases, commercial air conditioning, and air conditioning repair.

Universal Electronics Inc. is the pioneer in universal control and sensing technologies for the smart home. Its broad portfolio of over 300 pending and current patents includes the world’s most complete database to connect and control thousands of entertainment viewing devices.

Universal Piping Industries (UPI) is a pioneer in the design, fabrication and installation of industrial piping & plumbing systems and HVAC systems for industrial/commercial facilities.

Unlimit DB is committed to the development of design and construction in the Czech Republic. They recognize the importance and impact of this sector and aim to be a pioneer in providing innovative and quality solutions.

Utilidex provides a SaaS platform for some of the largest energy customers and energy suppliers in the energy market. Utilidex provides a market-renowned energy platform, handling large amounts of data, evolving to support three specialized products in energy billing, trading, and energy management, which are used by some of the leading customers and suppliers in the UK energy market.

UV Angel is a provider in pathogen control technology that neutralize harmful pathogens using a combination of hardware and software. UV Angel’s ultraviolet light-based technology platform is used to treat surfaces and the air. UV Angel’s technology is supplemented by a data analytics platform.

UV Diffusers act as a shield removing pathogens from the air coming from the ventilation system before it enters the room. The disinfected air is then mixed with the air present in the room to reduce the concentration of contaminants. UV Diffusers improve ventilation efficiency while preventing the spread of airborne diseases.

UV Resources are a globally renowned company in UV-C disinfection and HVAC efficiency. They help disinfect airstreams, mitigate disease transmission, and kill microbial contaminants that impede HVAC efficiency. Company founders pioneered the application of UV-C energy in HVAC equipment nearly 25 years ago. Currently, they supply market-renowned germicidal UV solutions to facility managers and building engineers around the world.

Vaisala is a pionreer in industrial measurement. The company develops, manufactures and markets state-of-the-art relative humidity, dew point, carbon dioxide, moisture in oil and barometric pressure and wind instruments for industrial processes, HVAC, IAQ, R&D and OEM applications.

VAK offers a complete design, manufacture, installation, and commissioning service.

Regardless of how complex, large, or small issues may be, Valley City Mechanical has the experience and skillset required to help fix them. Their technicians can service all makes and models of equipment, ensuring all needs are effectively fulfilled, when they visit a home or business.

Valleytech Ltd is a family run company established in 2005. We provide all aspects of heating services including boiler installation, maintenance & repair.

Valtec-Umisa SA is a company in the metallurgical sector, with a long tradition and experience in the field of manufacturing and installing Pressure Equipment, mainly steam generators.

Van Druen Heating & Air Conditioning is into air conditioning, heating solutions, indoor air quality, etc and is based out of the USA.

In more than forty-five years since their founding in an old onion set warehouse in South Holland, Van Drunen Heating and Air Conditioning’s goal has remained the same, taking care of people.