Welcome to ACEC Welcome to the website of the American Council of Engineering Companies (ACEC) the only national organization devoted exclusively to the business and advocacy interests of engineering companies. What ACEC does for its members: Promotes the business interests of the engineering industry to Congress, federal agencies, and international organizations; Secured passage of the new 9% A/E tax deduction and other initiatives that create a favorable business climate for engineering companies; Helped to achieve passage of SAFETEA LU, which boosts funding for highways and transit by 30% and includes environmental streamlining provisions to reduce project delays; Eliminated “opt out” that allowed DOTs to cap overhead and require multiple audits; Secured new Fair Labor Standards Act rules to protect engineering firms from unfair enforcement actions; Aggressively promotes the use of Qualifications-Based Selection (QBS) at all levels of public and private sector procurement; Kills repeated attempts to shut down government outsourcing. To see more of what ACEC does for its members, click here.