Mark Lowham is a highly esteemed business pioneer who has won numerous honors and awards. His more than three decade career reached even greater heights when he joined TTR Sotheby’s International Realty as CEO and managing partner. Three of the top four sales in the history of the DC area were set by Mark, including the $45 million Kimsey Estate in 2020. He is also listed by The Swanepoel Power 200 as one of the 200 most important figures in residential real estate. In addition, Mark serves as chairman of the board for Teach for America.