Design Air is a full-service HVAC wholesale distributor serving all Wisconsin, upper Michigan, eastern Minnesota, and northern Illinois licensed HVAC contractors.

DiversiTech Corporation is North America’s largest manufacturer of equipment pads and a renowned manufacturer and supplier of components and related products for multiple industries, including: HVACR, electrical, consumer hardware retail, electrical utility, automotive retail and pool and spa channel.

Downriver Refrigeration Supply Co. is a renowned full line HVACR (Heating, Ventilation, Air Conditioning, and Refrigeration) distributor in the metropolitan Detroit area of the United States.

DuctSox is a manufacturer of textile air dispersion products for open and finished ceiling architecture, critical environments, and under floor applications. DuctSox Products are a cost effective, aesthetically attractive alternative to metal ductwork and diffusers. DuctSox Systems are 100% custom made, starting from the engineering design to the manufactured product.

Duncan Supply Company, Inc. is a wholesale distributor of refrigeration, air conditioning and heating, & food service equipment & parts,

EMI offers a comprehensive line of ductless air conditioning systems with equipment for both hydronic as well as refrigerant-based systems. With exceptional performance and operating economy, ductless split systems are the ideal solution for light commercial, institutional & residential applications.

Energy International Corporation is a supplier to the HVAC, electromechanical and transportation industries, providing quality products, engineering, design, installation, commissioning and testing for major construction projects throughout the Middle East and North Africa. Energy International represents a huge list of U.S. and European manufacturers.

Famous Supply is a family-owned wholesale distributor of HVAC, Plumbing, Industrial/PVF & Building Products since 1933.

Federal Corporation is a factory rep and stocking distributor of hydronic equipment and controls for commercial and industrial applications. They have expertise in boiler controls, industrial burner management, and oil & gas processing burner management, and offer services from installation and integration, to optimization and repair, to testing and inspection.

Geary Pacific is a full-service wholesale distributor of residential and light commercial heating and air-conditioning equipment, parts and service. The provide residential add on and replacement, residential new construction, and light commercial segments of the HVAC industry in Arizona, California, Colorado, Idaho, Nevada, Oregon, Texas, and Washington.

Glen Dimplex Heating & Ventilation is a subsidiary of the Glen Dimplex Group. They design, develop and deliver innovative heating and ventilation solutions that address a wide range

Goodin Company has over 80 years of experience supplying HVAC, Plumbing, PVF, Industrial and Pump and Well "wholesale only" products to the Midwest.

H.D. Grant Co., Inc. represents many of the best manufacturing lines in the HVAC industry. They supply and distribute exhaust fans, fire dampers, radiation dampers, single duct VAV boxes, fan powered VAV boxes with electric heat, Vibration Isolation, and many other products for the HVAC industry.

Harry Alter Co. is a renowned US-based wholesale distribution of heating and air conditioning equipment, parts and supplies. They provide furnaces, air conditioners, hydronic heating solutions and refrigeration supplies.

HeatLink Group Inc. is a multi-system supplier of potable water and radiant hydronic heating/cooling and snow melt systems. For over 20 years they have created comfortable and efficient heating, cooling and plumbing systems for residential and commercial construction. HeatLink’s radiant heating systems create a comfortable and energy efficient environment for living.

At HVAC Parts Warehouse find all of the HVAC parts & accessories one needs for the job! They carry products from all large name brands.

Illco Inc. is a wholesale distributor of heating, ventilation, air-conditioning and refrigeration equipment, parts and supplies. They offer manufactured materials and aims to keep the highest levels of inventory on hand.

Irr Supply Centers, Inc. is a renowned distributor of Plumbing, Heating, Cooling, Electrical, and Refrigeration products serving a wide range of customers throughout Western/Central New York and Northern Pennsylvania.

Jackson Systems is an HVAC controls distributor for the residential and light commercial markets. The company specializes in zoning, thermostats, and home automation products.

Johnson Supply is a HVACR wholesale distributors in Texas and Louisiana. They have 24 locations as of date and deals with distribution of products like Condensing Units, Curb Adapters, Packaged - Cool Only & Electric Heat, Packaged - Gas Heat, Evaporator Coils, and Air Handling Units.

Jomar Group is a supplier of innovative valve and component solutions to industries around the world. Jomar's diverse products support a wide variety of industrial, plumbing, utility, HVAC, renewable energy and process control applications. In addition to working as a manufacturer, the company serves master distributors, wholesalers, contractors, and OEM's.

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.

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.

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.

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.

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.

Since 2015, Midwest Supply has been providing exceptional products at reasonable prices, with unmatched quality service. They have experience, product expertise, and the industry insight needed to achieve success at every phase of the project.

Mitsubishi Heavy Industries, Ltd. delivers innovative and integrated solutions across a wide range of industries from commercial aviation and transportation to power plants and gas turbines, and from machinery and infrastructure to integrated defense and space systems.

Motion Industries is an American distributor of industrial parts and industrial technology solutions headquartered in Birmingham, Alabama, USA. From automation to inventory management to parts repair and fabrication, Motion Industries' many services are key to keeping their customers' sites running at maximum efficiency.

N & S HVAC provides customers with the finest selection of quality plumbing, heating and HVAC products, at affordable prices.