450 Carroll Street
Gowanus, Brooklyn
Parcel ID (BBL): 3004530026
Owner: David Grunfeld
Acquired: February 09, 2026, $19.4 million
Debt: February 09, 2026, $60 million
Built: 0
SF: 0
Dwelling units: 0
No. of buildings: 0
Class: Unlicensed Parking Lot (G7)
Transactions:
• David Grunfeld and Joel Wieder borrowed $60 million from Ponce Bank for 444 Carroll Street, Gowanus, Brooklyn on February 09, 2026.
• Frank Perone sold 444-450 Carroll Street, Gowanus, Brooklyn for $19.4 million to David Grunfeld and Joel Wieder on February 09, 2026.
Development:
• David Grunfeld filed new building job B01255387 for 68,527 sqft R-2 building with 99 apartments in Gowanus, Brooklyn, on August 07, 2025.
• David Grunfeld filed alteration job B01358565 for 2,500 sqft R-2 building with 99 apartments in Gowanus, Brooklyn, on February 18, 2026.
Most recent Schedule of Occupancy
Litigation:
• Tankhouse, Sam Alison-Mayne and Sebastian Mendez filed a $14.5 million lawsuit 528949/2023 against Frank Perone on October 06, 2023,seeking a money judgment related to saleat 444 Carroll Street.