NYC Building Records · BBL 3064970060
771 EAST 9 STREET
Brooklyn · Block 6497 · Lot 60 · Walk-up apartment (Class C2)
Owner of record
KAI PROPERTIES LLC
HPD-registered head officer: YAQI YANG
HPD registered contacts
People legally accountable to HPD for conditions at this building, in registration-priority order:
- Head OfficerYAQI YANG
- Corporate OwnerKAI PROPERTIES, LLC
- Site ManagerXING YANG
Most recent deed
Last transferred on Nov 30, 2011 for $700K to 771 East 9th Street Realty, Inc..
Previous owner: Yee, Yu Sing
Mortgage: $650K recorded Nov 30, 2011 with Yee, Yu Sing. Loan-to-value: 93%.
🔒 See full deed history for this building →Recent ACRIS documents (last 4)
DateTypeAmountParties
Sep 3, 2014AGMT$600KParties redacted — full names in MetroDeeds Scout+
Nov 30, 2011MTGE$650KParties redacted — full names in MetroDeeds Scout+
Nov 30, 2011DEED$700KParties redacted — full names in MetroDeeds Scout+
Sep 2, 2009DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →Building stats
Units
6
Year built
1925
Class
C2
Borough
Brooklyn
- Zoning:
- R7A
- Lot size:
- 2,680 sqft
- Building area:
- 5,000 sqft
- Floors:
- 3
- Assessed value:
- $302K
- Community district:
- 314
- Council district:
- 45
HPD violations
0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See full violation history →Recent HPD violation details
Most recent 5 violations issued by NYC HPD at this address:
- Class BInspected Mar 10, 2026§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING RADIATOR SHUT OFF VALVE CONTROL KNOB AT PUBLIC HALL, 1st STORY
- Class CInspected Mar 10, 2026§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF UNCAPPED RADIATOR STEAM VALVE AT NORTH WALL AT PUBLIC HALL, 1st STORY
- Class BInspected Mar 4, 2026§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING SHUT OFF VALVE AT RADIATOR IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 2R, 2nd STORY,…
- Class CInspected Mar 4, 2026§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF HOT WATER EXCEEDS MAXIMUM TEMP OF 130 DEGREES IN THE ENTIRE APARTMENT LOCA…
- Class CInspected Dec 4, 2025§ 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM LOCKED DOOR AT CELLAR AT BOILER ROOM
Recent ACRIS activity
4 documents in the last 5 years (most recent Sep 3, 2014).
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