Associated Builders and Contractors (ABC) is a national association representing 21,000 merit shop construction and construction-related firms in 68 Chapters across the United States. ABC's membership represents all specialties within the U.S. construction industry and is comprised primarily of firms that perform work in the industrial and commercial sectors of the industry. ABC is the construction industry's voice with the legislative, executive and judicial branches of the federal government and with state and local governments, as well as with the news media.