BITZER is a global player, assures the best quality for refrigeration and air conditioning plants, and is noted for continuous innovation.

Blanchard-Ness offers an extensive line of evaporators, condensers and condensing units for all your commercial refrigeration needs. Marks Supply is the exclusive supplier of Blanchard-Ness equipment is Ontario.

Danfoss’ activities are divided into three main business areas: Refrigeration & Air Conditioning, Heating & Water and Motion Controls, each leading within its industry.

Dunham-Bush, a leading global manufacturer of HVAC/R equipment including Chillers, condensing units, pressure vessels, and Air Handling equipment.

Fielding is Canada's leader in chemical recycling and refrigerant reclamation. Operating the most sophisticated chemical recycling plant in Canada, Fielding gives new life to spent chemicals.

Honeywell is a global leader in the development and production of high-performance fluorocarbon refrigerants and thermal working fluids

K-Flex USA is leading the market in innovative, elastomeric, closed-cell foam insulation. K-Flex serves the Plumbing, HVAC/R, Commercial/Industrial, Marine, Oil & Gas, and Solar Markets.

Kool-Air manufactures a complete line of heat transfer products including reach-in and walk-in unit coolers, freezer units, air-cooled condensers, condensing units, dry-type fluid coolers and all types of free standing & OEM coils.

Packless Industries is one of the pioneers in the air conditioning and refrigeration industry. From its inception the company has been dedicated to the manufacture of the finest flexible metal hose. As the air conditioning refrigeration industry developed, so did Packless as a leader in developing the technology for water cooled condensers, heat pumps, chillers, heat reclaimers and heat exchangers.

Since 1903, Paragon has been the leader in time and process control technology. As inventor of the 24-hour time switch, Paragon's heritage of patents, unparalleled quality and solutions-driven innovations have made them the most recognized names in time control products.

Parker Hannifin is the world's leading diversified manufacturer of motion and control technologies and systems, providing precision-engineered solutions for a wide variety of mobile, industrial and aerospace markets.

Ranco has been in the controls business for nearly ninety years and today is a leading producer of both electronic and electromechanical controls for the HVACR, Food Service Equipment and Automotive/Mobile Climate markets.

Robinair's emphasis on product development and investment in new technologies is directly related to its growth over the years, founded in 1956 by the Kent-Moore Corporation of Warren, Michigan, to design and manufacture specialized tools for repairing appliances.

Alltemp is a well-established, long standing Master Distributor that utilizes its 80,000 square foot facility to manufacture and distribute over 75,000 items. From its central location in Ontario, Alltemp serves the Air Conditioning, Refrigeration, Heating & Ventilating, Vacuum, Appliance Parts, Electric Motor, Industrial Pump and Hearth industries throughout Canada and the United States.

Standard Refrigeration was founded in 1922 and has acquired a solid reputation for refrigerant heat exchangers that are not only innovative, but designed and manufactured to the highest standards of performance and quality.

Mueller Industries in collaboration with the 3M Corporation developed StreamTECH, a revolutionary new flameless joining system that utilizes a high-tech structural adhesive with a sophisticated engineered sealing mechanism to produce a low-cost, strong, reliable plumbing joint.

Wolverine Tube (Canada) Inc. manufactures seamless copper and coated copper tube.