Mark O'Brien Real Estate
465 Park Avenue, #8A, New York, NY 10022
3 BD | 2 BA
80 Shirley Court, Commack, NY 11725
53 West 11th Street #2W, New York, NY 10011
1 BD | 1 BA
219 Weirfield St, 4, Brooklyn, NY 11221
1 North 4th Place, 12J, Brooklyn 11249
1 BD |
21 India Street T2208, New York, NY
21 India Street T2208, New York, NY
1 North 4th Place, 12J, Brooklyn 11249
1 BD |
219 Weirfield St, 4, Brooklyn, NY 11221
53 West 11th Street #2W, New York, NY 10011
1 BD | 1 BA
80 Shirley Court, Commack, NY 11725
465 Park Avenue, #8A, New York, NY 10022
3 BD | 2 BA
1 Clinton Street, Unit 23C, Brooklyn, NY 11201
3 BD | 2.5 BA | 1,981 Sq.Ft.
263 West 94th Street, Unit 123, New York, NY 10025
3 BD | 2.5 BA
69 West 9th Street, Unit 12B, New York, NY 10011
2 BD | 2 BA | 1,200 Sq.Ft.
111 Barrow Street, Apartment 5B, New York, NY 10014
1 BD | 1 BA
105 Montague Street #704, Brooklyn, NY 11201
225 East 4th Street, Unit 7, New York, NY 10009
2 BD | 1 BA | 1,000 Sq.Ft.
19 Meadow Place, Old Greenwich, CT 06870
5 BD | 5 BA | 6,936 Sq.Ft.
11 Cove Road, Old Greenwich, CT 06870
6 BD | 6.5 BA | 5,763 Sq.Ft.
186 Shore Road, Old Greenwich, CT 06870
6 BD | 8 BA | 8,803 Sq.Ft.
7 Binney Lane, Old Greenwich, CT 06870
7 BD | 6 BA | 5,612 Sq.Ft.
9 Binney Lane, Old Greenwich, CT 06870
4 BD | 5.5 BA | 4,697 Sq.Ft.
16 Grant Avenue, Old Greenwich, CT 06870
6 BD | 5.5 BA | 5,620 Sq.Ft.
With over 30 years of experience in New York City, Mark O’Brien Real Estate understands the subtle nuances of each neighborhood. Discovering hidden gems is our passion, and we’re dedicated to creating real value for our loyal clientele.