143 4 Avenue

Owner: Chun Lee

Acquired: October 22, 2024, $2.3 million

Debt: March 12, 2026, $2.2 million

Built: 1920

Renovated: 2017

SF: 5,720

Dwelling units: 8

No. of buildings: 1

Class: Over Six Families Without Stores (C1)

Floors: 4

HPD Ownership Registration Information

Last registered: 2025-11-20 (expires 2026-09-01)

Transactions:

• None borrowed $2.2 million from None for 143 4th Avenue, Park Slope, Brooklyn on March 12, 2026.

• Kupferman Family sold 143 4th Avenue, Park Slope, Brooklyn for $2.3 million to Chun Lee on October 22, 2024.

Development:

• Scott Kupferman filed major alteration job 321589571 for 21,615 sqft R-2 building with 8 apartments in Park Slope, Brooklyn, on March 23, 2020.

• Po Sheng Hsu filed alteration job B00770538 for 20 sqft building with 8 apartments in Park Slope, Brooklyn, on July 07, 2022.

• Scott Kupferman filed alteration job 340532427 for RES building with 8 apartments in Park Slope, Brooklyn, on August 10, 2017.

• Scott Kupferman filed alteration job 340495887 for RES building with 8 apartments in Park Slope, Brooklyn, on April 22, 2017.

• Charles Kupferman filed alteration job 302250686 for building with 8 apartments in Park Slope, Brooklyn, on October 18, 2006.

• Charles Kupferman filed alteration job 301068779 for building with 8 apartments in Park Slope, Brooklyn, on August 08, 2000.

Violations:

According to city public data, the properties have received 15 housing violations and $280 in OATH penalties in the last year.

Latest Stories:

• Chun Lee pays $2.3M to Kupferman family for 8-unit walkup in Park Slope (October 23, 2024)