David Grunfeld

Owner

670 Myrtle Avenue #315. Brooklyn, NY 11205

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David Grunfeld NYC portfolio

$136.6 million -industrial 58%, elevator 14%, walkup 13%; Brooklyn 100%*

1225th largest portfolio by dollar value

60,307 sqft – walkup 62%, elevator 33%, D3 3%; Brooklyn 100%

3126th largest by SF

9 properties – Brooklyn 100%

1144th largest

90 residential units – Brooklyn 100%

1901th largest by residential units

0 foreclosures, 0 bankruptcies, 1 other court case.

Notes

Partners with Joel Weider.

Person Activity past 24 months:

Borrower signatory: 2 for $94 million

Developer (new building or major alteration): 12 for 226,867 square feet

Top Ten Associated Companies:

Ponce Bank (1), Northeast Community Bank (1), Arbor Realty Trust (1), Wells Fargo (1)

Top Ten Associated People:

Susana Iannicelli (1), Anthony J. Boucino (1)

Recent activity as signatory:

• David Grunfeld and Joel Wieder borrowed $60 million from Ponce Bank for 450 Carroll Street on February 02, 2026.

• David Grunfeld filed plans for new building for 95,238 sqft in Gowanus, Brooklyn, on August 07, 2025.

• Blue Sky Builders borrowed $34 million from Wells Fargo for 806 East 170 Street on June 10, 2025.

• David Grunfeld filed plans for new building for 83,319 sqft in Williamsburg, Brooklyn, on April 08, 2025.

• David Grunfeld and Joel Wieder borrowed $13.5 million from Arbor Realty Trust for 73 Mcguinness Boulevard on November 20, 2023.

• David Grunfeld and Joel Wieder borrowed $11.7 million from Northeast Community Bank for 1892 University Avenue on February 06, 2023.

Court Records:

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Properties:

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