4903 12th Avenue, Brooklyn, NY 11219
4903 12th Avenue, a three-story, three-unit residential building in Borough Park owned by Jacob Wertheimer, has experienced persistent heating and hot water system issues over the past five years. The building, constructed in 1920 and now classified as a converted Class A structure, has recorded six separate instances of heating and hot water complaints between 2019 and 2022, with the most recent logged on December 11, 2022.
These complaints were all building-wide issues classified as emergencies, though in each case, the Department of Housing Preservation and Development (HPD) was unable to gain access to inspect the affected units. The property currently has multiple open violations related to bedbug reporting requirements, with notices of violation issued in 2019, 2021, 2022, and most recently in 2023 and 2024, all pertaining to the failure to file the mandatory annual bedbug report as per HPD regulations.
In addition, there is a historical violation from December 2019 regarding improper maintenance of a building safety feature - specifically, a drop ladder shoe that was not properly secured at the building front. While the heating system issues appear to have ceased since late 2022, the building's ongoing failure to comply with bedbug reporting requirements represents a continuing area of regulatory non-compliance.
4903 12th Avenue Report Contents
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Building Characteristics
Total units | 3 |
---|---|
Year built | 1920 |
Total area | 10640 sq ft |
Floors | 3 |
Tax Abatements | None |
Building Class | HEREAFTER CONVERTED CLASS A |

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Key Building Statistics
Included Addresses
- 4903 12th Ave, New York, NY 11219
- 1212 49th St, New York, NY 11219
- 4901 12th Ave, New York, NY 11219
- 1202 49th St, New York, NY 11219
- 1204 49th St, New York, NY 11219
- 1206 49th St, New York, NY 11219
- 1208 49th St, New York, NY 11219
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