Mark Seiden has been in the real estate business since 1995, and he established Mark Seiden Real Estate Team in 2003. Specializing in residential sales and rentals, the agency covers Westchester County, with a focus on Briarcliff, Pleasantville and Ossining.Mark is also aCertified Distressed Property Expert who can assist homeowners when a short sale is needed. The office is located on Pleasantville Road in Briarcliff Manor, next to Quality Cleaners and across from Holbrook Cottage.