The American Subcontractors Association Inc. (ASA) is a non-profit, membership, trade association representing union and non-union construction subcontractors. Founded in 1966, the national association serves more than 6,500 member companies through a nationwide network of local and state chapters. The ASA Colorado Chapter is located in Denver, with more than 100 member companies.

ASA members work in electrical, mechanical, drywall, plaster, steel, masonry, concrete, plumbing, roofing, excavating and nearly every other specialty trade in the construction industry. Members are also suppliers to the construction industry such as insurance, consulting & materials, - almost every construction industry need is offered through other members.

ASA members range in size from the smallest private firms to the nations largest specialty contractors. They represent some of the most accomplished specialty trade contractors in the business. All are concerned about improving their bottom lines and receiving prompt pay for work properly performed.