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.

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.

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

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.

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.

At Vantage General Contractors, they provide expert HVAC installation, repair, and replacement services in Dallas, TX. Their certified technicians use modern methods and the latest technology to deliver fast, reliable solutions for both residential and commercial customers.

Vapor Power is a market for commercial boilers and industrial boilers. Our six distinctive product lines provide steam generator, thermal fluid heater, hot water and superheated steam solutions, to meet every industry need and application.

The services of Vaughn Industries have grown into the industrial/commercial sectors, including electrical, mechanical (HVAC and Pipefitting), plumbing, and high voltage substation, high voltage transmission and distribution construction. They provide High Voltage Transmission and Distribution, High Voltage Sub Station, Commercial/Industrial Mechanical/HVAC, Commercial/Industrial Electrical, Renewable Energies, and Preventative Maintenance.

Vesta.DS, Inc. was established in 2016 to promote condensing tankless water heaters, combination boilers and heating boilers specifically designed for North America The products are manufactured in South Korea by Datsun Celtic, a company founded in 1982 that introduced European-style gas boilers into the Korean market. Today, their energy efficient products are sold throughout the world. To better serve industry, Vesta has regional sales

At Victory Energy, we’re relentlessly committed to serving diverse industrial and institutional markets by delivering innovative boiler, burner and heat recovery products, solutions and services that address the environmental and societal concerns of today, tomorrow and well into the future.

Viega LLC is a globally renowned provider of pipe fittings for plumbing, hydronic radiant heat, snow melt and marine applications. Their solutions portfolio includes Viega ProPress, Viega MegaPress, Viega PureFlow System including PEX and fittings, as well as MegaPress CuNi and SeaPress systems, ProRadiant heating and cooling systems, and in-wall flushing technology including carriers and flush plates.

Vilandre Heating, Air Conditioning & Plumbing has been providing dependable, reliable and guaranteed service to Grand Forks and also the surrounding counties. Their main objective is to offer superior quality HVAC and plumbing services to our customers.

At Vortex Air Solutions, they take pride in their HVAC services in Waxahachie, Texas, USA. With almost three decades of experience in the industry, they've been proudly serving the Waxahachie community since 2001. Their commitment to accuracy, fair pricing, and client satisfaction has been the driving force behind their success.

W. L. Gary Company, Inc. is a full-service Mechanical Contractor specializing in providing complete solutions for clients in the Washington, DC, Maryland, and Northern Virginia, regions of the USA. As a family-owned and operated business, they understand the value of a reputation built on quality work and attentive customer care.

Washburn Air has been Dallas’ go-to HVAC company since 1960. From the beginning, they have believed that they should be held to the highest standard of service and count unparalleled customer satisfaction, honesty, and quality workmanship among the highest company values.

Water Heaters Now is the go-to water heater installation company for same-day service. They specialize in water heater replacement, tankless water heaters, and commercial water heaters. Their team provides the best professional-grade units for their customers.

Watlow Electric manufacturing company designs and manufactures industrial heaters, sensors, controllers, system assemblies and software — all of the components of a thermal system. Designing and manufacturing the complete thermal system allows Watlow to recommend, develop and deliver the optimum thermal solution for our customers’ equipment and process heat requirements.

Established in 1959, Watts Engineering Sales, Inc. is a renowned manufacturer’s representative in the HVAC business. Watts Engineering serves the needs of mechanical engineers, mechanical contractors, architects and other industry professionals as a representative for top-tier manufacturers producing top-shelf HVAC equipment. Their products include unit heaters, duct heaters, fire dampers, grilles, ceiling diffusers and fans.

Watts Water Technologies is a pioneer provider of quality water solutions for residential, industrial, municipal, and commercial settings. Their family of brands offers one of the most varied product lines in the world, with world-class, water-related solutions focused on: Plumbing & Flow Control, Water Quality & Conditioning, Water Reuse & Drainage, HVAC and much more.

Since its beginning in 1922, Webster has grown to become a leading manufacturer of multi-fuel boiler burners for commercial heating, industrial process steam, and drying applications. Today, the company boasts numerous innovations that help its customers run cleaner, more efficient heating and thermal processes in a wide range of commercial, institutional and industrial facilities.

Weil-McLain is a renowned North American designer and manufacturer of hydronic comfort heating systems for residential, commercial and institutional buildings since 1881. They provide heat exchangers, indirect fire water heaters and boilers for space heating in residential, commercial and institutional applications.

Western Allied Mechanical has been a pioneer in the construction industry for 50+ years as a mechanical contractor that specializes in design/build for bio-tech, high tech; retrofit and replacement; LEED and Green projects; and HVAC service and maintenance.

Wholesale Heating Supply Co. are US-based renowned distributors of quality heating and cooling products. They are specialists in furnaces, air conditioners and hot water heaters, sheet metal and filters.

William Tao & Associates, Inc. (WTA) is a multi-discipline engineering firm providing innovative services in engineering and energy-effective building systems. WTA provides a wide range of engineering services including mechanical, electrical, plumbing, fire protection, building automation, structural, civil, master planning, and commissioning

For over 100 years, Williams Comfort Products, located in California, has been manufacturing a wide array of comfort HVAC equipment including air curtains, DX and hydronic fan coils, air handlers, gas heating equipment and total space dehumidifiers.

Wrench Group, LLC is a national pioneer operating in 14 states and 25 markets. The locations provide home services, specializing in heating, ventilation and air conditioning, plumbing, water, and electrical services across the U.S. Wrench Group supports these regional brands with investments in technology, leadership, and operations to drive innovation and growth.

Wright Sales is a premier manufacturer's sales agency for the HVAC/R industry in California, Arizona, Nevada, New Mexico, El Paso, TX and Hawaii.

According to the American Water Works Association, average daily residential water use in the United States is 27.4 billion gallons. This domestic water is used for everything from lawn irrigation to cooking, cleaning and plumbing. By that account, it’s clear that water is essential to homeowners who take great pride in maintaining and improving their homes.

Zeds Air LLC offer expert AC and heating services in West Houston. They can solve varied air conditioning or furnace issues in homes and commercial properties! Their team specializes in HVAC repair services, such as heating repair, cooling repair, and AC installation services.

Zehnder Rittling offers Fan Coils. Their solution for efficient and energy-saving heating and cooling is the simple to install. Zehnder Radiant Ceiling Panels and Rittling Induction Units represent an energy-efficient heating and cooling solution.