Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority ... and resource worldwide for the development and distribution of consensus-based standards, technical resources, educational & training programs, certification programs, and proven expertise for individuals and organizations involved in concrete design, construction, materials, and repair who share a commitment to pursuing the best use of concrete. ACI has more than 100 chapters, 146 student chapters, and 30,000+ members spanning 120 countries. ACI is Always Advancing. read more