# 519 West 143 Street, Manhattan, NY

Public-record building report from Know Your Building (https://knowyourbuilding.nyc/building/1020750014/519-west-143-street-manhattan).
BBL 1020750014 · BIN 1061883 · Generated 2026-10-24

## Concern level: high

- 7 open class-C HPD violations (immediately hazardous) — about 1 per 3 apartments

Scale: low, moderate, high, severe. Set from open hazardous violations relative to building size, raised by distress signals (HPD's Alternative Enforcement Program, court harassment findings, evictions, unpaid OATH/ECB fines, open housing-court cases, a sold tax lien). It describes the public record, not any one apartment.

## Rent stabilization

Likely rent-stabilized. The owner registered 20 stabilized units for 2023, of about 24 apartments.
Registered units by year: 2018: 20, 2019: 20, 2020: 20, 2021: 20, 2022: 20, 2023: 20.
No public data says which specific apartment is stabilized; tenants can request their rent history from NYS Homes and Community Renewal.

## The building

built 1920, 6 floors, 24 residential units.

## HPD housing-maintenance violations

9 open (class C immediately hazardous: 7, class B hazardous: 1, class A non-hazardous: 1); 215 on record.

## DOB building violations

0 active (0 issued in the last 3 years); 22 on record.

## OATH/ECB violations and fines

0 active of 38 on record; 0 decided by default; $0 balance due.

## 311 housing complaints

1 in the last 12 months; 37 on record.
Most common: DOOR/WINDOW (6), HEAT/HOT WATER (6), PAINT/PLASTER (5), UNSANITARY CONDITION (5), FLOORING/STAIRS (5).

## Bedbugs

7 annual bedbug filings by the owner; latest reports 0 infested units.

## Evictions

0 executed in the last 3 years; 0 on record.

## Housing court (HPD litigation)

2 cases on record, 0 open, 0 tenant-initiated, 0 with a court finding of harassment.

## Landlord

- CorporateOwner: 519 W143 LLC
- Agent: 519 W143 LLC
- HeadOfficer: MICHAEL HAAS
- SiteManager: IGNACIO ADAMES

The same owner is linked to 52 other buildings (MICHAEL HAAS at 1499 CONEY ISLAND AVENUE).

## Sources and limits

NYC Open Data (HPD, DOB, OATH/ECB, 311, DOF, PLUTO) and NYS DHCR building lists. This is a screening signal from public records, not legal advice; records lag and contain errors. Full interactive report with violation details and maps: https://knowyourbuilding.nyc/building/1020750014/519-west-143-street-manhattan