Security Investigation Services locations near Niles, IL

Showing 1–8 of 8 results

We track 8 security investigation services listings in and around Niles, IL, spread over 7 ZIP codes. Listings here were last checked in Oct 2026.

NIS Consulting Group, Ltd.

Security And Surveillance Equipment

📍 4350 Di Paolo Ctr Suite H Ste H, Glenview, IL, 60025

📞 847-440-5822

When you need an experienced Glenview, IL Private Investigator, contact NIS Consulting Group, Ltd. Our analytical detectives are persistent, aware, and deliver what you want.

Hanrahan Investigations Group

Security Investigation Services

📍 9914 Derby Ln Suite 201 Ste 201, Westchester, IL, 60154

📞 708-620-6063

When you are in need of a Chicago, IL Private Investigator, don't hesitate to call Hanrahan Investigations Inc. We are committed to finding out all the facts so we can supply the answers you need. Licensed, Professional, Experienced.

ETS Intelligence LLC

Security Investigation Services

📍 120 W Golf Rd Suite 203 Ste 203, Schaumburg, IL, 60195

📞 224-276-6676

When you need an experienced Schaumburg, IL Private Investigator, contact ETS Intelligence LLC. Our analytical detectives are persistent, aware, and deliver what you want.

Updated Oct 2026