Doug Duncan is an award-winning REALTOR® with Berkshire Hathaway HomeServices PenFed Realty in Clarksville, Tennessee. Licensed in both Tennessee and Kentucky, he represents buyers and sellers with a clear focus on protecting client interests from negotiations through contract execution. Doug is a graduate of the Brokers Management Course and holds advanced designations including Accredited Buyers Representative (ABR®), Military Relocation Professional (MRP), and At Home With Diversity® (AHWD). His performance places him among the top Berkshire Hathaway HomeServices agents worldwide, earning multiple President’s Circle, Leading Edge Society, and Honor Society distinctions, along with national and REALTOR® educational awards.

Before entering real estate, Doug served more than twenty-five years in the United States Army, retiring as a First Sergeant with the 5th Special Forces Group (Airborne) after nine combat deployments. Sixteen of those years were spent at Fort Campbell, giving him first-hand experience with the challenges of permanent change of station moves and military life. Known as “The Soldier’s Seller,” Doug brings military-grade attention to detail, discipline, and advocacy to every transaction, with a strong specialization in serving military families and relocating clients.

Doug is a Magna Cum Laude graduate with a Bachelor’s Degree in Organizational Management and an Associate’s Degree in Supply Chain Management. He also offers strategic staging and professional photography guidance to help sellers maximize value. With licenses in both Tennessee and Kentucky, Doug provides seamless, cross-border representation—delivering structured, results-driven service to clients on either side of the state line.