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Mark Lowham

CEO and Managing Partner

TTR Sotheby’s International Realty
2023 Rank: 147
In his role as CEO of Washington, D.C.-based TTR Sotheby’s International Realty, Lowham oversees more than 500 agents in 10 offices who do over $5 billion in annual sales. He also serves on the executive committee for Bright MLS. Prior to joining TTR SIR, Lowham served as executive vice president at real estate development firm West*Group.

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