Applegate Heating & Air Conditioning specializes in heating, air conditioning, and sheet metal work. It serves residential, commercial, and industrial projects. It specializes in sheet metal design, fabrication, and installation for projects of all sizes, ranging from $100 to $25,000,000.

Armstrong International provides intelligent system solutions that improve utility performance, lower energy consumption, and reduce environmental emissions while providing a comfortable experience. They are innovators and globally leaders in intelligent system solutions for steam, air, and hot water.

Christian & Co. Inc. is a Liaison between The World's Premier Manufacturers and Select Distributors in Michigan and Toledo, OH.

DUCTZ has been providing industry-leading air duct cleaning and HVAC restoration services for residential and commercial properties alike.

Gallagher-Kaiser Corporation (GK) is a privately owned, Michigan based turn-key supplier of paint finishing systems, commercial & industrial HVAC and mechanical automotive systems within the Kaiser Enterprise.

GREEN LINK is an innovative engineering company that develops and produces polymeric architectural products for the construction and HVAC industry. They work with contractors, architects, building owners and facility managers to engineer and produce the best possible solutions to meet the construction challenges.

Midwest Tool, manufactures tradesman quality hand tools for the HVAC/metalworking market. As a pioneering innovator and manufacturer of metal cutting snips and specialty hand tools. Midwest has developed and owns numerous product design and utility patents that enhance Midwest product performance.