Peak Surveillance
“Very professional and provided a quality service with good documentation that helped us achieve our goals.”
Best Private Investigators near Valparaiso, IN
1 of these agencies is based in Valparaiso; the others serve Valparaiso from Chicago, IL (41 mi), Chesterton (8 mi) and Crown Point (16 mi).
3 open 24/7 · 7 open weekends · 8 rated 4.5+ · 5 show a license
Data verified October 18, 2026
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Tatone Investigations
“Don did a great job helping us with a business investigation.”
Lake County Civil Process
“Bill's service has always been professional, detail oriented, and was also great with communication throughout each service.”
RA Private Investigation & Security
“He has helped us immensely with a wrongful death investigation and we highly recommend his agency to all of our legal colleagues.”
Lawdog Security & Investigations
“Hired two guards , Michael and Roderique, for family event and they were very professional, timely and respectful.”
Chicago Private Investigator
“From interviewing witnesses to getting documents, police reports, medical records, (and anything else), Bob always comes through very quickly.”
The 10 agencies on this page are the private investigators listed for Valparaiso, IN. 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: Valparaiso, IN
9 of the 10 agencies on this page have a rating, from 4.4 to 5.0 across 143 reviews; 1 has 50 or more reviews and 8 are rated 4.5 or higher. 3 are open around the clock; 7 are open on Saturdays and 5 on Sundays. 5 show a license on their websites. 7 have ten or more years of experience, the longest 23 years. 3 offer urgent consultations and 4 offer a free initial consultation. We have a website on file for all 10 of the agencies on this page; all 10 publish a contact page and 7 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.
Which investigators listed for Valparaiso describe their work online?
All 10 agencies on this page have a website on file. Those pages are where an agency states its license, the kinds of investigation it takes on, and whether it works mainly for attorneys, for companies or for private clients. That last point changes how a report gets written.
Ingenium Consulting Group
“Called Ingenium the took care of all the problems.”
Omega Global Security
National Protection & Investigation Agency
Localdetectives.com
Why these companies made our list
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