The Dillon Agency: Trustworthy, Experienced, Licensed Private Investigation Firm

The Dillon Agency Trusted. Licensed. Proven. With over 23 years of experience, The Dillon Agency is Nashville’s premier licensed private investigation firm... trusted by individuals across Middle Tennessee for discreet, high impact results. We specialize in surveillance-based investigations, providing court admissible evidence that stands up to legal scrutiny and personal standards alike. Whether you're facing questions of infidelity, child custody, employee theft, or a missing person, our seasoned investigators deliver clarity where others can't. With deep local roots and a tactical edge, we combine neighborhood knowledge with advanced tools like GPS tracking, drone footage, mobile forensics, and covert camera systems to uncover the truth... fast and quietly. also serving surrounding areas in Middle TN: Franklin, Murfreesboro, Nashville, Hendersonville, Brentwood, Smyrna, Columbia, La Vergne, Gallatin, Mount Juliet, Lebanon, Spring Hill, Goodlettsville, Tullahoma, Shelbyville, Cookeville, Dickson, Lewisburg, Lawrenceburg, Clarksville