McMillan James Equipment Company, a privately owned firm founded in 1999, operates in the United States. Employing approximately 110 people, the company serves the commercial HVAC industry as a manufacturers' representative. They represent over 30 manufacturers, selling their products to mechanical contractors and offering technical support to engineers during the bidding process for equipment selection on projects. The sales team comprises engineers, and the company utilizes factory-trained and certified technicians for service.