# 284 Cooper Street, Brooklyn, NY

Public-record building report from Know Your Building (https://knowyourbuilding.nyc/building/3034430021/284-cooper-street-brooklyn).
BBL 3034430021 · BIN 3080052 · Generated 2026-10-24

## Concern level: high

- 3 open class-C HPD violations (immediately hazardous) — about 1 per 2 apartments
- 1 of those issued in the last 3 years
- 5 open rent-impairing violation(s)
- 19 active DOB violation(s)

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.

## HPD Alternative Enforcement Program

Previously on AEP, discharged 2011-09-23.

## Rent stabilization

Likely rent-stabilized. The owner registered 5 stabilized units for 2019, of about 6 apartments.
Registered units by year: 2018: 5, 2019: 5.
No public data says which specific apartment is stabilized; tenants can request their rent history from NYS Homes and Community Renewal.

## The building

built 1906, 3 floors, 6 residential units.

## HPD housing-maintenance violations

40 open (class C immediately hazardous: 3, class B hazardous: 30, class A non-hazardous: 7); 362 on record.
1 open class-C violations were issued in the last 3 years.
5 open violations are rent-impairing.

## DOB building violations

19 active (0 issued in the last 3 years); 19 on record.

## OATH/ECB violations and fines

2 active of 2 on record; 0 decided by default; $0 balance due.

## 311 housing complaints

6 in the last 12 months; 39 on record.
Most common: DOOR/WINDOW (8), PLUMBING (6), WATER LEAK (5), FLOORING/STAIRS (5), HEAT/HOT WATER (4).

## Bedbugs

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

## Evictions

0 executed in the last 3 years; 2 on record.

## Housing court (HPD litigation)

13 cases on record, 0 open, 7 tenant-initiated, 0 with a court finding of harassment.

## City debt and tax-lien sale

On a tax-lien sale list in 2025 (10-day notice).

## Landlord

- CorporateOwner: HALIMA ANSARI
- Agent: DAFNONAS ESTATES,LTD
- HeadOfficer: NIKOLAOS LEONARDOS
- SiteManager: NIKOLAOS LEONARDOS

The same owner is linked to 48 other buildings (NIKOLAOS LEONARDOS at 308 84 STREET).

## 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/3034430021/284-cooper-street-brooklyn