Best Private Investigators in Livonia, MI
15 agencies listed · 4 in Livonia · 4 open 24/7 · 6 open weekends · 9 rated 4.5+
Data verified October 18, 2026
Michigan Council of Professional Investigators
Advanced Investigation Services
Pyro Technical Investigations
Jane Doe Investigations
ICU Investigations
The 15 agencies on this page are the private investigators listed for Livonia, MI. What each one states about its license, its specialties and the areas it covers comes from its own website; ratings and quotes come from public reviews.

Area overview: Livonia, MI
4 of the 15 agencies we list are based in Livonia; the other 11 serve Livonia from towns including Dearborn Heights (7 mi), Novi (8 mi) and Southfield (8 mi). 14 of the agencies on this page have a rating, from 3.9 to 5.0 across 134 reviews; 1 has 50 or more reviews and 9 are rated 4.5 or higher. 4 are open around the clock and 6 are open on weekends. 1 shows a license on its website. Domain records put 12 websites of the agencies on this page at ten or more years old; the oldest dates from 1998. 4 offer urgent consultations and 1 offers a free initial consultation. We have a website on file for 14 of the agencies on this page; 10 publish a contact page and 13 list a public email. We count these figures across the agencies on this page; distances are straight-line, and hours and prices change, so confirm the details with the agency before you book.
Why are investigation agencies outside Livonia shown here?
4 of the 15 agencies have an address in Livonia. The others come from other towns. Investigators travel to the subject, so an office one county over is rarely the issue. State licensing is the thing to check.