Theo Adamstein

With more than 25 years of experience spanning architecture, design, and construction, Theo Adamstein brings a rare depth of perspective to residential real estate. His design-driven background, paired with a strong work ethic and deep knowledge of the local market, distinctly sets him apart. A graduate of the prestigious Cooper Union School of Architecture in New York City, Theo Adamstein offers clients a comprehensive understanding of how homes are designed, built, and enhanced, providing thoughtful guidance and expert insight to buyers and sellers.  

Theo Adamstein, a Senior Vice President with TTR Sotheby’s International Realty, has been with the firm since 2013 and is celebrated as one of the region’s finest real estate professionals. His practice is defined by a seamless blend of architectural expertise, business acumen, and refined negotiating skill, ensuring a strategic and successful experience at every stage of the transaction. He holds several esteemed designations, including Certified International Property Specialist (CIPS), Seller Representative Specialist (SRS), and Accredited Buyer’s Representative (ABR), and is a member of the Sotheby’s Exceptional Agent Network. Beyond real estate, Theo has served on numerous arts boards, including the DC Environmental Film Festival, Corcoran Gallery of Art, Washington Ballet, and Washington Project for the Arts, and is a passionate photographer, golfer, and avid skier.