The Dean Investigation Agency is a full service professional investigation agency in Columbia, SC and serving Florida, Georgia, North Carolina, and South Carolina in the areas of Infidelity, Domestic Investigations & Family Court Cases, Child Support and much more. Our agency motto is Investigation Results Gathered Through Diligence, Resourcefulness & Tenacity. This is the formula we feel is necessary for securing results in every investigation. Coupled with our professionalism and determination, our experienced team of investigators applies this philosophy to each case. We utilize only the latest video surveillance, night vision equipment and GPS Tracking to ensure accurate documentation. Our rates are competitive to other investigators.