Private Investigator Agencies locations near Elmhurst, IL

Showing 1–7 of 7 results

Our Elmhurst, IL directory covers 7 private investigator agencies listings in 7 ZIP codes. Listings here were last checked in Nov 2026.

Albany & Washburne Private Detective Agency

📍 Serving Your Area, Richton Park, IL, 60471

📞 312-217-8228

Chicago Process Servers, Private Investigators & Detectives. Albany & Washburne has effectively served those in need of process services and private investigations throughout the Chicago Metro Area. We are here to provide you with professional and reliable services you need, and educate you throughout the process. Here at Albany & Washburne, our services are all backed by experience, training and meticulous attention to detail. Our full line-up of services includes: •Process Serving •Surveillance •Public Records Search •Infidelity/Cheating Spouse Investigations •Asset Search •Background Check •People Locate/Skip Trace •Polygraph/Lie Detector •Document Retrieval Contact us today and one of our professional investigators will gladly answer any questions you have. We service those throughout the Chicago Metro Area including the following counties: Cook, Lake, Will, Dupage, Kane & McHenry.

Updated Oct 2026

Stealth Investigative Agency

📍 4923 Main St, Downers Grove, IL, 60515

📞 630-810-9075

🌐 sia-investigations.com

Stealth Investigative Agency is a private investigation firm located in Downers Grove, Illinois. They specialize in background checks and surveillance services. The agency's recent online activity indicates they are actively engaged in providing investigative solutions to clients in the area.

Viper Detective Agency LTD

📍 158 Lakewoods Ct, Bloomingdale, IL, 60108

📞 630-307-7482

Argus Agency

📍 1480 Renaissance Dr Ste 208, Park Ridge, IL, 60068

📞 847-297-4422

Updated Nov 2026

Detectives.com/schaumburg-IL

📍 1450 American Ln Schaumburg, Schaumburg, IL, 60173

📞 888-888-9011

🌐 www.detectives.com/schaumburg-il

Free ConsultationInfidelity Investigations - Background Investigations - Missing Persons - Process service - Insurance Investigations - Video Surveillance - Bug Sweeps

Updated Oct 2026

Transnet Investigative Services Inc.

📍 800 E Northwest Highway Ste 106, Mount Prospect, IL, 60056

📞 800-654-6805

🌐 www.transnetnow.com

Locally owned and operated. See us for all your needs

Professional's Detective Agency

📍 6430 N Central Ave, Chicago, IL, 60646

📞 773-763-7766