David Bauman is an Investigator with Principled Investigations Group, bringing a background in criminal defense investigations, federal background investigations, and 27 years of U.S. Marine Corps service. His experience spans intelligence, counterintelligence, human intelligence, and security operations, providing a disciplined foundation for complex fact-finding and investigative support.

David’s investigative work has included criminal and administrative matters, witness and subject interviews, evidence collection, records checks, and timeline reconstruction. He has prepared investigative reports and presentations for attorneys and conducted federal background investigations under contract in support of the Defense Counterintelligence and Security Agency, helping inform personnel security and suitability determinations.

His military assignments included service as Defense Attaché at the U.S. Embassy in the Philippines, Chief of Counterintelligence and Human Intelligence at Special Operations Command Pacific, and security leadership at Camp David. David brings this experience to investigative work requiring careful analysis, discretion, clear documentation, and sound judgment.