Detective Agencies - Chicago, IL

LawDog Security & Investigations Inc.

"When we needed off-duty police for our business, we found Windy City Security. What a great company to do business with, they had officers on site within 1 ..."

Jones Detective Agency

"Detective Jones is the perfect SUPPLEMENT TO OUR POLICE DEPARTMENT, HIS EXPERTISE IS AMAZING. THIS DETECTIVE HAS OVER 25 YEARS EXPERIENCE AND IT'S SHOWS."

Investigative Research Cnsltnt

"I used to work for this company and must say they do very good investigative research including criminal backgrounds checks, and employment verifications. They have high standards when ..."

Windy City Security - CLOSED

Mike Jones Special Process Server

Beacon Investigative Solutions

Gold Coast Investigations

On Q Protection and Investigation Services, LLC

RGH Investigations

Background Investigative Svc