Kadant Unaflex LLC, based in Anderson, South Carolina, is a leading manufacturer of expansion joints, compensators, and custom-engineered flexible hose for process industries such as petrochemical, power generation, and water treatment, among others.

Founded in 1926, Kato Engineering is now part of Nidec and manufactures Kato Engineering branded electric generators / alternators, energy storage products and specialty electric motors in its facility in North Mankato, Minnesota. KATO has a reputation for designing specialty products for the most difficult applications and environments. The KATO name has become synonymous with dependable and high-quality power generation worldwide.

Keller Air is a leading wholesale supplier of HVAC equipment, supplies and parts distributed though it's 22 Branches located in seven Pacific Northwest states. Keller Air features a roster of product lines including Rheem, Samsung, Bradford White, Continental Fireplaces, Honeywell, White-Rogers, Fantech, Hart and Cooley, Dura-Vent, Ecco heating products and Southwark Metal products.

Kerr Controls Limited is Atlantic Canada's distributor of heating, ventilation, air-conditioning and refrigeration. Kerr offers the best in technology that enhances home comfort, saves energy and protects the environment.

Key Refrigeration Supply is a Midwest Wholesale Distributor of HVAC/R equipment and parts with 3 locations in Kansas and 3 in Missouri.

Keystone HVAC, Inc. is a dealer based in Northampton, Pennsylvania, that provides heating and air conditioning solutions.

The Kingspan KoolDuct System of pre-insulated air-distribution ductwork is fabricated using non-fibrous rigid phenolic insulation panels to provide a low air-leakage system, easily capable of achieving SMACNA-Class-3.

With over 40 years of successful business experience and personal relationships within HVAC/R industry, Kivlan Group provides manufacturers and wholesale distributors with innovative sales and marketing solutions to increase sales and brand value.

KLLM Transport Services is one the largest temperature-controlled carriers in the nation providing a suite of solutions to serve the supply-chain needs of their valued clients. KLLM’s fleet is one of the most advanced on the road currently and offer a variety of refrigeration and load tracking capabilities.

Kold-Draft are manufacturers of ice machines, bins, crushers, dispensers and such chillers. Their products have commercial uses.

Koura is a globally renowned company in the development, manufacture and supply of fluoroproducts that play a fundamental role in enhancing everyday lives. Their refrigerant products are used in a vast range of applications such as the construction of towns and cities, keeping homes cool, and food fresh.

Kurt's AC & Heat in Tavares, Florida, is a family-owned HVAC company. The company's goal is to provide the customers with fast and courteous service. The company installs top-quality, energy-efficient replacement heating, and air conditioning systems at a reasonable price and offers extended warranties to guarantee peace of mind throughout the lifespan of the system.

LakeAir are green manufacturers. They deal with Air Purifiers of different kinds and Replacement Filters.

Lazco Corp. buys and sells surplus HVAC equipment, compressors, chillers, cooling towers, rooftops, boilers, generators and Liebert A/C units.

Legacy Stoves offers a wide array of industrial-grade coal stoves, furnaces, and boilers that are easy to use and last a lifetime. They are dedicated to serving the customers with the finest quality solutions to heat their homes in the most effective way.

Marlo is a manufacturer of Modular Air Handling Units (AHU’s), Cooling, Heating, Steam, DX (refrigerant) coils, shell & tube heat exchangers and various equipment for the Military.

Linear Air Diffusers are specialists in commercial grade aluminum linear slot diffusers, linear bar grilles, and custom plenums. They have been manufacturing air diffusion products such as: Air Grilles, Registers, and Diffusers (GRD’s) for over 40 years. Their business model is based on devoted investments with the use of modern robotics manufacturing, 3D rapid prototyping, computational fluid dynamics simulations (CFD), and BIM.

Luce, Schwab & Kase, Inc. (LSKAir) is committed to providing the best Heating, Air Conditioning, and Refrigeration (HVAC/R) products to the Trade. LSKAir is a full service heating, air conditioning, and refrigeration wholesaler with four convenient locations throughout New Jersey.

Lute Supply, a multi-state multi-branch wholesale distributor of plumbing, HVAC, kitchen, bath, and hardware had our humble beginnings in a small garage in Portsmouth, Ohio in 1952

M&K Heating and Air Conditioning provides home comfort solutions in London and surrounding communities.

Madison Industries is a globally-renowned mechanical engineering, HVAC equipment and industrial automation solutions firm conglomerate based out of Chicago, Illinois, USA. The conglomerate believes and strives in providing a safer and healthier world, with state-of-the-art electronics, HVAC equipment, home and building automation systems that are energy efficient and cost effective.

At Mar-Hy Distributors, they are wholesale specialists when it comes to heating and cooling. They help customers succeed by providing cutting edge products, OEM parts, monthly training, and industry experience to help find the right solution for their customers.

MarketAir Inc. are renowned US-based manufacturers, importers and distributors of installation components and accessories for the installation of ductless, ducted and VRF Air Conditioner systems.

Motors and Armatures (d.b.a. MARS) is a family-owned and operated supplier of quality motors, components, and service/installation parts for the HVAC-R industry. The company distributes its own extensive MARS and JARD branded aftermarket replacement products, as well as the original equipment components of leading manufacturers.

Mart Haller are the worldwide exporters and purchasing agents for all ACR, Appliance and U.S. manufactured equipment.

Distributor of manufacturers for HVAC industry requirements among others

Matrix is the technology services company in Israel, with 10,820 employees worldwide. Since its foundation in 2001, Matrix has made more than 100 mergers and acquisitions and has executed some of the largest IT projects in Israel. The company specializes in the implementation and development of leading technologies ,software solutions and products, providing its customers with infrastructure and consulting services.

McQuay International delivers engineered, flexible solutions for commercial, industrial and institutional heating, ventilation, and air conditioning (HVAC) requirements with reliable products, knowledgeable applications expertise and responsive support.

Meier Supply is an employee-owned wholesale distribution business with a rich history and family culture. With five distinct divisions, they provide service and support throughout the HVACR community in NY and Pennsylvania.

Mid-City Supply Co., Inc. provides contractors and home-owners with the highest quality Plumbing, HVAC, Refrigeration, PVF, and industrial products. Their well-trained and friendly associates allow Mid-City's Partnership Philosophy to deliver the best value-added services in our markets while maintaining competitive wholesale prices.