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Integrated Security Service Experts

Driven to protect your people, property, and data.


Welcome to AGB Investigative Services, Inc.

We offer expertise in all aspects of security, including physical security and cyber security. AGB is an award-winning integrated security company that meets the rigorous International Organization for Standardization (IOS) 9001 quality management standards for security services. The security professionals at AGB are driven to protect your people, property, and data.


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AGB Patrol
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Cyber Security Division

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Professional Training
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“AGB has been nothing short of professional, timely and reliable to work with. They help deter and eliminate issues with potential criminal activity.”

Jesus Carmona
Operations Manager, Solano-De-Carrier Management for McDonald’s

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News & Updates

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What kind of protection do you need?

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We’re a dedicated team of security experts who believe in giving back

The Always Giving Back Foundation is the charitable arm of AGB Investigative Services. AGB stands for Always Giving Back. Our business has created hundreds of professional opportunities for adults, particularly in underserved areas of Chicago.
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