Mark A.'s property listings

Listing courtesy of Northrop Realty and Keller Williams Realty Centre

Listing courtesy of Northrop Realty and Keller Williams Flagship of Maryland

Listing courtesy of Northrop Realty and Samson Properties

Listing courtesy of ExecuHome Realty and Northrop Realty

Listing courtesy of NORTHROP REALTY and Northrop Realty

Listing courtesy of Northrop Realty

Listing courtesy of Northrop Realty and KELLER WILLIAMS LEGACY

Listing courtesy of Northrop Realty and Keller Williams Flagship of Maryland

Listing courtesy of Northrop Realty and TTR Sotheby's International Realty

Listing courtesy of Northrop Realty and Revol Real Estate, LLC

Listing courtesy of Northrop Realty and Redfin Corp

Listing courtesy of Northrop Realty