# 543 East 21 Street, Brooklyn, NY

Public-record building report from Know Your Building (https://knowyourbuilding.nyc/building/3051850064/543-east-21-street-brooklyn).
BBL 3051850064 · BIN 3119525 · Generated 2026-10-24

## Concern level: severe

- 45 open class-C HPD violations (immediately hazardous) across 59 apartments
- 38 of those issued in the last 3 years
- 2 open rent-impairing violation(s)
- 2 active DOB violation(s)
- 1 eviction executed in the last 3 years

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 59 stabilized units for 2023, of about 59 apartments.
Registered units by year: 2018: 59, 2019: 59, 2020: 59, 2021: 59, 2022: 56, 2023: 59.
No public data says which specific apartment is stabilized; tenants can request their rent history from NYS Homes and Community Renewal.

## The building

built 1931, 6 floors, 59 residential units.

## HPD housing-maintenance violations

79 open (class C immediately hazardous: 45, class B hazardous: 30, class A non-hazardous: 4); 882 on record.
38 open class-C violations were issued in the last 3 years.
2 open violations are rent-impairing.

## DOB building violations

2 active (1 issued in the last 3 years); 31 on record.

## OATH/ECB violations and fines

0 active of 19 on record; 0 decided by default; $0 balance due.

## 311 housing complaints

64 in the last 12 months; 242 on record.
Most common: HEAT/HOT WATER (60), UNSANITARY CONDITION (51), PAINT/PLASTER (36), WATER LEAK (29), DOOR/WINDOW (14).

## Bedbugs

8 annual bedbug filings by the owner; latest reports 2 infested units.

## Evictions

1 executed in the last 3 years; 1 on record.

## Housing court (HPD litigation)

11 cases on record, 0 open, 8 tenant-initiated, 0 with a court finding of harassment.

## Landlord

- Agent: SHAMCO MANAGEMENT CORP
- SiteManager: CARL ZEKARIA
- HeadOfficer: ALAN SHAMAH
- Officer: CARL ZEKARIA
- CorporateOwner: 543 EQUITIES LLC

The same owner is linked to 13 other buildings (ALAN SHAMAH at 505 THORNALL 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/3051850064/543-east-21-street-brooklyn