Professional, Confidential,
Private Investigation Services

About GDI

Global Defense Investigation is a private investigation firm that serves all of the Greater Washington, DC area.  GD Investigations specializes in covert, discreet investigating.  We are professionals and will handle your matter with the care and attentiveness that it deserves. We investigate matters in Adultery, Child Custody, Digital Forensics, Divorce, Witness Testimony, Background Checks, and much more! We would love to meet with you and discuss the options that we have to gain the best outcome possible.