AGB Investigative Services Inc 2033 West 95th St Chicago, IL 60643-1115 (773) 445-4300 http://www.agbinvestigative.com/ Facebook: https://www.facebook.com/pages/AGB-Investigative-Services/135226319835279 Linkedin: http://www.linkedin.com/pub/john-griffin-jr/21/a92/568 Twitter: https://twitter.com/AGBSecurity AGB will be the dominant company safeguarding physical and virtual assets by mitigating risks to people, properties, and data. We will offer our signature service to clients and community constituents we serve through professional development and training of optimal best security practices.