TPI Corporation is known as America's Comfort Conditioning Company. They provide ventilation equipment; electric infrared portable and mounted heaters, fan-forced electric heaters, explosion-proof heaters, unit and cabinet unit heaters; portable and mounted task lights, thermostat and control equipment and many more.

Transhield, long known for advanced protective cover technology, has engineered a new product: TopCure – a concrete curing cover that reduces the rate of evaporation and retains moisture resulting in greater top-layer strength.

Tutco is a custom manufacturer of electric heating elements and units. They supply electric resistance heating elements for a broad range of industrial, commercial, and residential applications.

U.S. Boiler Co. provides hydronic residential home heating with reliable, efficient, modern designed products that are made in America.

Underfloor heating for commercial buildings not only provides a more energy-efficient and sustainable heating system, but also helps to create a feeling of well being. Underfloor heating can support that well being, helping to promote responsive, productive and healthy minds.

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

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.

The companies Varmaverk ehf and Velaverk ehf have merged under the new name Varma & velaverk. They can also put together Electrical heating solutions with PARATs quality High Voltage Boilers and Low Voltage Boilers that are right for the boiler house to add flexibility or reduce emissions.

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.

Venlo AP HOLLAND Group designs greenhouses that are produced in ultra modern facilities in China, under the high standards set by the Dutch greenhouse industry. They meet up to the building codes in the U.S. as well as to those in Canada.

Verdant is one of the major HVAC manufacturers and suppliers in the United Arab Emirates (UAE). They provide a wide range of products and with their flexible manufacturing system, they also offer customization as per their customers requirements at very competitive prices. Verdant Industries aims to be the most reliable and innovative company in the field of HVAC and building equipment by providing the best solution and services.

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

Viconics Inc. is a company known to provide network-ready and networked communicating wall-mounted temperature controllers based on open industry standard protocols. These products include BACnet, Lontalk and Wireless Zigbee.

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.

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.

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.

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.

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.

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.

Zed-Air Heating and Air Conditioning was established in 1993, by Eric and Cindy Barron. Zed Air is an independently owned and operated company. Zed-Air Heating & Air Conditioning is a local company, and the community is very important and proud to support local charities like the Salvation Army and Mens Mission.

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.