Signature Investigations Group — Private Investigators | Serving Grand Rapids businesses

We are your personal private detectives in Michigan. Our private investigator services include infidelity investigations, divorce investigations, custody investigations, background checks, missing person cases and child custody cases. We specialize in both domestic investigations and corporate investigations. We can also help with GPS tracking and the sales of GPS tracking equipment at our Spy Shop. We proudly serve Grand Rapids, MI and the entire state of Michigan. We are a are fully licensed, bonded and insured private investigations firm, founded on the principles of integrity, professionalism, dedication and down right honest reporting. Call us today at 616-466-4274.