600 S Walnut Street Lansing, MI 48933 Phone: 517-371-2100 Fax: 517-371-7224 Email: jbarrett@michamber.com Website: http://michamber.com Contact: President & CEO: Jim BarrettDirector of Information Systems: Sue Garrity: Email: sgarrity@michamber.comEstablished: 1959: Number of members: 7000: International services?: No