Advance Mechanical Systems, Inc. With a rich history dating back to 1912, the company has continuously evolved and adapted to meet the changing needs of the industry. Originally established by Samuel Haas as Advance Heating, the company expanded its services to include air conditioning in the 1930s and became Advance Heating and Air Conditioning Corporation in 1945.

Throughout the decades, Advance Mechanical Systems has excelled in completing a wide range of projects, from high-rise office buildings and shopping centers to hospitals and high-rise residential and hotel constructions. The company's success can be attributed to its commitment to customer satisfaction, integrity, and building long-term relationships with core customers. Present-day Advance Mechanical Systems is a full-service mechanical contracting firm with expertise in construction, piping, ventilation, plumbing, engineering, BIM/VC, and facility services.

Their dedicated team of registered professional engineers, project engineers, BIM modelers, and detailers ensure top-notch project design and execution. With a focus on energy efficiency, innovation, and utilizing cutting-edge technology like BIM, Advance Mechanical Systems continues to be a trusted name in the industry, serving the Chicagoland area with pride