Our private investigators can help with almost any need you may have from surveillance to litigation support. Our experienced investigators provide court-admissible evidence that can make all the difference in a trial.
Schedule a free consultation to learn about how AGB can protect your company.
We have the skills and experience to meet the highest customer expectations for our services. In fact, we are the only African American owned security firm to earn the rigorous ISO 9001:2015 certification for consistently high marks in customer satisfaction.
ISO 9001:2015 Certified Nationwide
US Small Business Administration (SBA) 8a Business Development Program Certification
GSA Schedule 84 Contract Holder
Small Disadvantaged Business (SDB) Certification via SBA
EnCase Certified Examiner, State & Federal Level
Minority Business Enterprise (MBE) Certification, State of Illinois & City of Chicago
Business Enterprise Program (BEP) Certification, State of Illinois
Disadvantaged Business Enterprise (DBE), City of Chicago
Certified Provider of 20- and 40-Hour Guard Training, State of Illinois
“AGB always provides professional officers who go above and beyond to protect our businesses and consumers. I would highly recommend AGB’s services to anyone experiencing security issues or concerns.”
Sheilah Robinson-Stevenson, Calumet Area Industrial Commission
Proven Track Record
Since we opened our doors in Chicago in 2001, AGB Investigative Services, Inc., has grown to more than 600 employees. Our client roster includes Fortune 500 companies and a wide range of government agencies. We have earned national recognition for our innovative security services. And our work continues to expand beyond the Midwest, to both coasts and overseas. Though AGB’s heart is in Chicago, our reach and capabilities are global.
Acclaimed Customer Service
AGB is the only African American owned security firm to hold the prestigious ISO 9001:2015 certification for consistent high performance in meeting customer expectations.
Top Security Clearances
AGB personnel have the ability to obtain all necessary security clearances, including Top Secret status. Our unique security clearance status and high level of certification makes AGB a strategic supplier to government agencies and a trusted business partner for a variety of security services.