Air King America, LLC provides Total Home Ventilation with solutions to create excellent Indoor Air Quality (IAQ) at homes and commercial spaces. Air King offers one of the most complete lines of ENERGY STAR certified solutions in ventilation products on the market today. Products include Bathroom Exhaust Fans, Whole House Continuous Operation Exhaust Fans, Fresh Air Machines, Under Cabinet Range Hoods, Professional Range Hoods and more.

AMETEK, Inc. is a global provider of industrial technology solutions serving a diverse set of attractive niche markets with annual sales over $6.0 billion. AMETEK has over 18,500 colleagues at more than 150 operating locations in 30 countries around the world. Their mission is to solve their customers' most complex challenges with differentiated technology solutions.

APR Supply Co. is a third generation wholesale distributor of plumbing and HVAC products with locations in Pennsylvania, New Jersey, and Delaware.

Headquartered in New Castle, Pennsylvania, Berner Air Curtains combines engineering expertise, state of the art equipment, and highly skilled workers to design and produce the most efficient, best looking, reliable air curtains on the market.

CertainTeed, a subsidiary of Saint-Gobain, is North America’s renowned brand of sustainable exterior and interior building products. They also provide coatings, insulation, sheating and roofing services.

Chester-Jenseis Co. Inc. is a manufacturer of sanitary stainless steel heat exchange and other processing equipment. They also provide refrigeration evaporators, water chillers, thermal storage equipment, ice builders and many more.

With manufacturing and distribution facilities dotting the planet, Ductmate is one of the largest HVAC system components manufacturers in the world, and the largest in the United States. They are pioneers in innovative duct and HVAC solutions, making Ductmate the single-source solution provider for engineers and contractors, worldwide.

Howden provides a comprehensive range of screw compressors for virtually any refrigeration or gas compression requirement; providing service and maintaining a large inventory of OEM parts.

In 2022, the Professional Plumbing Group (PPG) joined the Marcone Group. PPG and its affiliated companies – which have a history stretching back 150 years – design, manufacture, market and distribute high-quality plumbing products and solutions.

Established in 1914, MSA Safety Incorporated is the global pioneer in the development, manufacture, and supply of safety products that protect people and facility infrastructures. Many MSA products integrate a combination of electronics, mechanical systems, and advanced materials to protect users against hazardous or life-threatening situations.

Since 1997, Powered Aire has specialized in manufacturing stainless steel air curtains. Their product line has evolved since the early years but the foundation has remained unchanged. American-made quality, innovation, leadership, service, and community are the company's core values.

Triangle Refrigeration Co. started out by providing commercial solutions to customers in central and eastern Pennsylvania. Now they are the trusted provider of commercial HVAC and refrigeration services and food service equipment in the New York Tri-State area.