Welcome to MAC

The Metropolitan Affairs Coalition (MAC) is a non-profit public/private partnership dedicated to enhancing the economic vitality and quality of life in Southeast Michigan.  It is the only group comprised of leaders in business, labor, government and education who work cooperatively to address regional issues and serve as a catalyst for change.  MAC works closely with its partner organization, SEMCOG, the Southeast Michigan Council of Governments, and benefits from its expertise, research, data collection and analysis.