# 850 East 31 Street, Brooklyn, NY

Public-record building report from Know Your Building (https://knowyourbuilding.nyc/building/3075760069/850-east-31-street-brooklyn).
BBL 3075760069 · BIN 3206440 · Generated 2026-10-24

## Concern level: high

- 7 open class-C HPD violations (immediately hazardous) — about 1 per 10 apartments
- 4 of those issued in the last 3 years
- 4 evictions 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 71 stabilized units for 2023, of about 71 apartments.
Registered units by year: 2018: 71, 2019: 71, 2020: 71, 2021: 71, 2022: 71, 2023: 71.
No public data says which specific apartment is stabilized; tenants can request their rent history from NYS Homes and Community Renewal.

## The building

built 1930, 6 floors, 71 residential units.

## HPD housing-maintenance violations

13 open (class C immediately hazardous: 7, class B hazardous: 5, class A non-hazardous: 1); 765 on record.
4 open class-C violations were issued in the last 3 years.

## DOB building violations

0 active (0 issued in the last 3 years); 16 on record.

## OATH/ECB violations and fines

0 active of 12 on record; 0 decided by default; $0 balance due.

## 311 housing complaints

25 in the last 12 months; 225 on record.
Most common: HEAT/HOT WATER (72), WATER LEAK (26), UNSANITARY CONDITION (24), PAINT/PLASTER (21), GENERAL (21).

## Bedbugs

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

## Evictions

4 executed in the last 3 years; 5 on record.

## Housing court (HPD litigation)

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

## Landlord

- Agent: FirstService Residential
- CorporateOwner: PETER STUYVESANT APTS INC
- HeadOfficer: ROBERTA KOEPPEL
- Officer: CALYNNE OYOLOKOR

The same owner is linked to 7 other buildings (ROBERTA KOEPPEL at 575 FIFTH 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/3075760069/850-east-31-street-brooklyn