Founded in 1904 and headquartered in Farmington Hills, Michigan, ACI is a technical and educational society with 30,000 members and 93 chapters in 30 countries. ACI has produced more than 400 technical documents, reports, guides, specifications, and codes for the best use of concrete; conducts more than 150 educational seminars each year; and has 13 different certification programs for concrete practitioners, as well as a scholarship program to promote careers in the industry.