# 89 North 4 Street, Brooklyn, NY

Public-record building report from Know Your Building (https://knowyourbuilding.nyc/building/3023420030/89-north-4-street-brooklyn).
BBL 3023420030 · BIN 3062301 · Generated 2026-10-23

## Concern level: high

- 3 active DOB violation(s)
- Tax lien sold at the city's lien sale — a sign of financial distress

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

Not on the rent-stabilized lists (DOF tax-bill records, DHCR building list). Absence is not proof a unit is unregulated.
No public data says which specific apartment is stabilized; tenants can request their rent history from NYS Homes and Community Renewal.

## The building

built 1950, 4 floors, 2 residential units.

## HPD housing-maintenance violations

0 open (class C immediately hazardous: 0, class B hazardous: 0, class A non-hazardous: 0); 1 on record.

## DOB building violations

3 active (2 issued in the last 3 years); 18 on record.

## OATH/ECB violations and fines

0 active of 4 on record; 0 decided by default; $0 balance due.

## 311 housing complaints

0 in the last 12 months; 0 on record.

## Bedbugs

6 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)

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

## City debt and tax-lien sale

The tax lien was sold at the city's lien sale in 2021.

## Landlord

- CorporateOwner: 89 NORTH LLC
- Agent: MORDECHAI KATZ
- HeadOfficer: MORDECHAI KATZ

The same owner is linked to 3 other buildings (MORDECHAI KATZ at 12 SPENCER ST).

## 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/3023420030/89-north-4-street-brooklyn