Shimshon Grunstein
Owner
216 Congers Rd Building 2, Suite 206 New City, NY 10956
670 Myrtle Ave PO Box 291 Brooklyn, NY 11205
Shimshon Grunstein NYC portfolio
$161.3 million -elevator 21%, C1 16%, P9 14%; Bronx 96%, Manhattan 3%*
1227th largest portfolio by dollar value
138,487 sqft – elevator 57%, M1 8%, C1 8%; Bronx 86%, Manhattan 13%
2070th largest by SF
15 properties – Bronx 86%, Manhattan 13%
772th largest
324 residential units – Bronx 100%
887th largest by residential units
Other Links:
https://www.thebluebook.com/iProView/1393437/afs-systems-inc/material-suppliers/locations-contacts/
Person Activity past 24 months:
Buyer signatory: 2 for $5 million
Borrower signatory: 9 for $90.2 million
Developer (new building or major alteration): 24 for 240,592 square feet
Top Ten Associated Companies:
NorthEast Community Bank (3), Roman Catholic Church (3), IceCap Group (2), Spruce Capital (2), Citibank (2), Roman Catholic Church of Saint Paul and Holy Rosary (2), Amalgamated Bank (1), Spencer Savings Bank (1), First County Bank (1), Piermont Bank (1)
Top Ten Associated People:
Jonathan Misher (2), Alejandro Garcia (2), John Saltos (1), Jack Oved (1), Dana Berlin (1), Stephen R. Clickner (1), Raul G. Miguez (1), Julian Cokro (1), Gurvinder Singh (1), Grace Y. Chiang (1)
Recent activity as signatory:
• Shimshon Grunstein borrowed $6.5 million from First County Bank for None on June 29, 2026.
• Roman Catholic Church and Roman Catholic Church of Saint Paul and Holy Rosary sold None for $1,000,000 to Shimshon Grunstein on April 20, 2026.
• Roman Catholic Church and Roman Catholic Church of Saint Paul and Holy Rosary sold 442 East 119 Street for $4 million to Shimshon Grunstein on April 20, 2026.
• Shimshon Grunstein borrowed $6.4 million from Spencer Savings Bank for 358 East 134 Street on March 25, 2026.
• Shimshon Grunstein borrowed $17.1 million from NorthEast Community Bank for None on January 13, 2026.
• Shimshon Grunstein filed plans for new building for 65,931 sqft in East Harlem, Manhattan, on December 19, 2025.
• Shimshon Grunstein borrowed $10.7 million from FourLeaf Federal Credit Union for 781 Burke Avenue on November 13, 2025.
• Shimshon Grunstein borrowed $8.7 million from Popular Bank for 4330 Oneida Avenue on October 30, 2025.
• Shimshon Grunstein filed plans for major alteration for 8,205 sqft in East Harlem, Manhattan, on August 08, 2025.
• Shimshon Grunstein filed plans for major alteration for 52,488 sqft in East Harlem, Manhattan, on July 21, 2025.
Latest Stories:
• Shimshon Grunstein pays $5M for 86-unit dev site in East Harlem (April 24, 2026)
• Shimshon Grunstein pays $2.1M to Roman Catholic Church for dev site in Norwood (January 16, 2023)