U.S. Climate Alliance states are committed to taking real, impactful, on-the-ground action that urgently addresses the climate challenge. In becoming an Alliance member, member states commit to achieve the Paris Agreement’s goal of keeping temperature increases below 1.5 degrees Celsius globally.

The mission of the Department of Energy is to ensure America's security and prosperity by addressing its energy, environmental, and nuclear challenges through transformative science and technology solutions.

UEi Test Instruments designs, manufactures, market, service and support portable test equipment that every day enables thousands of professionals to do their jobs around the world. They provide Multi, digital, resistance, temperature, humidity voltage testers, leak detectors, combustion gas, and carbon monoxide analyzers.

UEMSI/HTV provides color push camera systems to inspect ductwork, pipelines, heat exchangers, etc. Also high pressure sewer hose, fittings, and swage equipment.

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.

Founded and headquartered in New York, UltraFlex Power Technologies has provided industrial induction heating equipment and customer-focused solutions worldwide for over 30 years. UltraFlex has sales and support offices in the USA (New York and California), Europe (Bulgaria), India, and South America, with additional support from our global distributors and partners.

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.

The Unico System is a small-duct, high-velocity central heating and air conditioning system. Ideal for custom & new home construction, historic preservation, older home retro-fit, and commercial applications, The Unico System takes less than one-third the space of a traditional HVAC system.

UniColorado is a locally-owned HVAC contractor that has served the Denver community for over 10 years. They are a trusted source for heating, air conditioning and electrification needs in the Denver, Centennial & surrounding areas. Their experienced professionals specialize in heat pump installation and furnace installation, ensuring the living space remains warm during the chilly winter season.

Hays Cleveland Combustion Control Products is a division of UniControl Inc. Industries Served by Hays Cleveland Combustion Control Products include: Commercial and Industrial Markets: fire-tube & water-tube boiler applications. Federal & State Institutions: control and instrumentation systems and services.

Since 1979, Unilux has designed, refined and perfected its watertube and firetube boilers by building for customers who think not in terms of projects, but in terms of decades. Facility owners and energy service companies whose bottom line depends on predictable lifetime value. Architects and contractors whose future depends on repeat business. And engineers who know a good thing when they see it.

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 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.

Universal Supply Group, Inc. is a full-service technical supply house and distributor of heating, ventilating and air conditioning (HVAC) equipment, parts and accessories.

UTI brings the heating, ventilation, air conditioning and refrigeration (HVACR) program is designed to prepare users to pursue a career in less than a year. This program prepares students for entry-level careers such as HVACR technician, installation technician and refrigeration technician.

Uplight empowers their customers to take control over their energy usage and bills with personalized and cost-effective Behavioral Energy Efficiency (BEE).

US Air Conditioning Distributors is one of the largest HVAC distributors and cater to HVAC needs from residential to commercial to industrial including equipment, controls, parts, supplies, and sheet metal.

US Fire Pump is a collective of over 200 years of experience in design, manufacturing, marketing and purchasing. Protecting the lives of the public and firefighters while limiting the structural damage caused in large scale fires is the primary mission at US Fire Pump.

All of our Pump Systems are specifically engineered for exceptional overall performance. As well as easy installation and maintenance. pump systems are commonly installed in commercial facilities. Their systems can be found in apartment buildings, office buildings, hospitals, hotels, nursing homes, etc. Primarily, use pumps from Goulds, Grundfos, Peerless, Wilo, etc. because they meet our stringent standards.

USA Industries is an ISO 9001:2015 manufacturer and supplier of piping isolation and testing products, tube plugs, orifice plates, and tools for heat exchangers for rental or sale.

USA Refrigerants distributes refrigerants to HVAC Contractors and HVAC Wholesalers through a comprehensive network of distribution centers and reclamation facilities, providing fast and efficient deliveries. Since 1992, USA Refrigerants is a national refrigerant distributor known for reliable, efficient service for refrigerant sales and BuyBack needs.

Utica Boilers has been a trusted supplier of gas and oil-fired boilers for residential and commercial buildings since 1928. Contractors and homeowners alike choose Utica Boilers as their preferred supplier because of our high efficiencies, easy maintenance and installation features, and limited lifetime warranties.

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.

Uvdi commitment to protect Public Health using UV technology began over 70 years ago in Los Angeles - and proudly continues here today.

At V & H Heating & Cooling, the knowledgeable contractors look to provide the customers with efficient service on their HVAC systems. Located in Woodlawn, VA, they understand that great service is key in the relationships with customers. With over 47 years of experience, they do the best to gain the trust of each and every one of their customers when they work for them.