Advanced Protective Services
- Company
- Training
1 of these agencies is based in Kennesaw; the others serve Kennesaw from towns including Atlanta (21 mi), Marietta (7 mi) and Acworth (4 mi).
6 open 24/7 · 17 open weekends · 13 rated 4.5+ · 10 show a license
Data verified October 16, 2026
The 24 agencies on this page are the private investigators listed for Kennesaw, GA. 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.

20 of the 24 agencies on this page have a rating, from 4.3 to 5.0 across 361 reviews; 1 has 50 or more reviews and 13 are rated 4.5 or higher. When clients rate these agencies on specific qualities, they most often praise professionalism (83%), quality (79%) and responsiveness (71%). The topics that come up most in reviews of the agencies on this page are "communication", "price" and "results". 6 are open around the clock; 17 are open on Saturdays and 13 on Sundays. 10 show a license on their websites and 2 have a BBB rating of A or A+. Domain records put 18 websites of the agencies on this page at ten or more years old; the oldest dates from 1999. 6 offer urgent consultations and 7 offer a free initial consultation. We have a website on file for 21 of the agencies on this page; 16 publish a contact page; 16 list a public email and 2 take bookings online. 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.
7 of the 24 agencies state that a first consultation costs nothing. Use it to describe the problem and hear whether the work can be done lawfully at all. A straight agency will sometimes tell you on that call that what you want cannot be obtained, which saves you a retainer.