PO Box 80822 Lansing, MI 48908-0822 517-321-1782 office 517-204-6237 cell 517-321-8233 fax don@donbrooksinvestigations.com         History, Licensure, Insurance Don Brooks Investigations, Inc. (D.B.I.) was established in 1996 in Lansing, Michigan. D.B.I. is bonded, insured, and licensed by the State of Michigan. D.B.I. will conduct investigations in both the Upper and Lower Peninsulas. Mission The goal of Don Brooks Investigations, Inc. (D.B.I.) is to provide quality investigative services while maintaining high ethical standards to preserve our reputation of integrity and professionalism.