American Concrete Institute
ConstructionMichigan, United States501-1000 Employees
The American Concrete Institute (ACI) is a construction industry organization that serves as a global authority for consensus-based standards, technical resources, and education, training, and certification programs related to concrete design, construction, materials, and repair. Founded in 1904, ACI is headquartered in Farmington Hills, Michigan, with a regional office in Dubai and resource centers in Southern California, the Midwest (Chicago area), and the Mid-Atlantic (Baltimore area). The institute operates internationally, with more than 90 chapters, 350 student chapters, and over 40,000 members in 120+ countries. It employs between 501 and 1,000 people and maintains a web presence at concrete.org. Recent developments include the appointment of a new executive director in May 2026 and the launch of a certificate program on low-carbon concrete, reflecting ongoing program development and partnerships.