Mason Horstmann

Born and bred in a Local East Hampton family owned office, Real Estate is in my bones. Partnering with Rosehip was a natural progression in my professional career. I am excited to bring my experience and local knowledge of the East End to assist my customers and clients.

My Listings

screen Sag Harbor

156 Suffolk Street

4
2
2500
screen Southampton

41 Hawthorne Rd.

4
2
1800
screen East Hampton

12, Accabonac Rd

4
2
2800
screen East Hampton

31 Palma Terrace

5
5.5
5000
screen Southampton

19 Spinnaker Way

5
5.5
4500
screen Amagansett

48 Sandpiper Lane

6
4
3500
screen East Hampton

192 Cove Hollow

3
3
2500
screen Amagansett

1879 Montauk Hwy

3
2
1300
screen East Hampton

17 Aryshire

3
3
1800
screen East Hampton

38 Glade Rd.

3
2
1600
screen Hampton Bays

38 Alanson Lane

4
2.5
22250 SF
screen Amagansett

68 Napeague lane

4
3
2500
screen East Hampton

40 Egypt Close

6
5
7000
screen Montauk

116 Lake Dr.

5
3.5
2200
screen East Hampton

83 Skimhampton

5
5.5
4500
screen East Hampton

16 N Hollow Dr

4
3.5
2500
screen East Hampton

77 Camberly Road

4
3
2300
screen Southampton

13 Oak Grove Road

4
2
1800
screen Water Mill

61 Swans Neck Lane

4
4.5
3000
screen East Hampton

13 Wigwam View Lane

4
2.5
2600
screen East Hampton

674 Hands Creek

3
3
1900
screen East Hampton

40 Dunemere

5
4.5
4000
screen Wainscott

75 S Breeze

5
5.5
5000
screen Sag Harbor

7 Somers Place

6
5
5000
screen East Hampton

239 cove hollow

5
6.5
6000
screen East Hampton

4 Borden Lane

4
4.5
3000

View All My Properties