City inspectors were last at this 113-unit condominium on May 27, 2026, and the resulting violation remains open.
343 4th Avenue is a 113-unit building in Brooklyn, New York City (BBL 3009817501). This building is associated with Marcos Papaleontiou - Trustee. Brix tracks 6 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 2006, this condominium sits in Brooklyn and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.
Tenants have filed 11 HPD complaints about this building over the last five years, most often about water leak.
What tenants have called the city about here over the last five years:
The most recent complaint on this building was filed May 21, 2026.
Conditions cited on open violations at this address:
The building last changed hands on April 23, 2026 for $1,606,175, according to recorded deeds.
Brix score: 53/100. View the Building Report on Brix.
See every NYC building owned by Marcos Papaleontiou - Trustee on the landlord portfolio page.
Part of Park Slope — see violations, complaints, and landlord activity across the whole neighborhood.
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Unit 11G at 343 4th Avenue has 6 open violations, last sold in 2008 for $922K. Owner on the latest deed: Teufel, Maya.
Unit 8A at 343 4th Avenue has no violations, last sold in 2026 for $1.6M. Owner on the latest deed: Mendez, Hervert & Mendez, Kathryn.
Unit 11H at 343 4th Avenue has no violations, last sold in 2026 for $1.1M. Owner on the latest deed: Mannheimer, Emily & Milne, Cameron.
Unit 4Q at 343 4th Avenue has no violations, last sold in 2026 for $1.4M. Owner on the latest deed: Freifeld, Elena & Freifeld, David.
Unit 4E at 343 4th Avenue has no violations, last sold in 2025 for $965K. Owner on the latest deed: Stein, Elias & Snyder-Spak, Olivia.
Unit 5F at 343 4th Avenue has no violations, last sold in 2025 for $840K. Owner on the latest deed: Stallings-Akbay, Tyleen & Akbay, Ahmet.
Unit 6C at 343 4th Avenue has no violations. Owner on the latest deed: Selim, Mona.
Unit 12G at 343 4th Avenue has no violations, last sold in 2024 for $1.8M. Owner on the latest deed: 343 4 Ave 12G, LLC.
Unit 10D at 343 4th Avenue has no violations, last sold in 2024 for $1.2M. Owner on the latest deed: Kassir, Arwa & Salman, Ali.
Unit 10A at 343 4th Avenue has no violations, last sold in 2023 for $1M. Owner on the latest deed: Simonutti, Anthony & Simonutti, Nikila.
Unit 8I at 343 4th Avenue has no violations, last sold in 2023 for $1.8M. Owner on the latest deed: Horowitz, Eric & Greenwald, Janice.
Unit 5I at 343 4th Avenue has no violations, last sold in 2023 for $1.7M. Owner on the latest deed: Coonan, Sisi & Coonan, James.
Unit 2G at 343 4th Avenue has no violations, last sold in 2022 for $925K. Owner on the latest deed: Carlotti, Alison & Carlotti, Nicole.
Unit 2L at 343 4th Avenue has no violations, last sold in 2022 for $1.9M. Owner on the latest deed: Saraph, Dushyant & Dubey, Ankita.
Unit 12B at 343 4th Avenue has no violations, last sold in 2021 for $1.8M. Owner on the latest deed: Marc A. Schotland Living Trust & Schotland, Marc.
Unit 10B at 343 4th Avenue has no violations, last sold in 2022 for $1.6M. Owner on the latest deed: Bergson-Shilcock, Nicholas & Lin, Kimberly.
Unit 11D at 343 4th Avenue has no violations, last sold in 2022 for $1.3M. Owner on the latest deed: Sny LLC.
Unit 5G at 343 4th Avenue has no violations, last sold in 2008 for $638K. Owner on the latest deed: Nereida R. Cooperman Revocable Trust & Nereida R. Cooperman, Trustee.
Unit 6H at 343 4th Avenue has no violations, last sold in 2022 for $1.1M. Owner on the latest deed: Clayton, Giles & Wintle, Rachel.
Unit 11C at 343 4th Avenue has no violations, last sold in 2022 for $1.3M. Owner on the latest deed: Roth, Adam.
Unit 12E at 343 4th Avenue has no violations, last sold in 2022 for $875K. Owner on the latest deed: Parker Whipple, John & Nicolas, Alexandra.
Unit 2I at 343 4th Avenue has no violations, last sold in 2021 for $770K. Owner on the latest deed: Yuan, Anrina.
Unit 2H at 343 4th Avenue has no violations, last sold in 2021 for $840K. Owner on the latest deed: Tam, Raymond.
Unit 10C at 343 4th Avenue has no violations, last sold in 2021 for $1.3M. Owner on the latest deed: Kassir, Arwa & Salman, Ali.
Unit 7I at 343 4th Avenue has no violations, last sold in 2021 for $1.7M. Owner on the latest deed: Katz, Samantha & Katz, Matthew.
Unit 9D at 343 4th Avenue has no violations, last sold in 2021 for $1.2M. Owner on the latest deed: Liu, Shiyao & Wang, Jie.
Unit 2A at 343 4th Avenue has no violations, last sold in 2008 for $384K. Owner on the latest deed: Nancy Doon Living Trust & Jamie Critelli As Trustee +1 more.
Unit 4M at 343 4th Avenue has no violations, last sold in 2021 for $763K. Owner on the latest deed: Spielmann, Chad & Lin, Tiffany.
Unit 4L at 343 4th Avenue has no violations, last sold in 2021 for $919K. Owner on the latest deed: Nicolaou, Argyro & Papaleontiou, Marcos.
Unit 9B at 343 4th Avenue has no violations, last sold in 2021 for $1.5M. Owner on the latest deed: Gourov, Kirill.
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