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NYC Building Records · BBL 3011420002

663 CLASSON AVENUE

Brooklyn · Block 1142 · Lot 2 · Class S5

Owner of record

HP MJM HOUSING DEVELOPMENT FUND COMPANY, INC.,
HPD-registered head officer: MATTHEW KELLER

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMATTHEW KELLER
  • Corporate OwnerPROSPECT AFFORDABLE PACKAGE LLC
  • Managing AgentNIEUW AMSTERDAM PROPERTY MANAGEMENT
  • Site ManagerGABE STONE

Most recent deed

Last transferred on Feb 16, 2021 to 663 CLASSON LLC.
Previous owner: OHR OLAM REALTY LLC
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →

Recent ACRIS documents (last 3)

DateTypeAmountParties
Feb 16, 2021DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Feb 16, 2021DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Apr 10, 2014DEED$16.0MParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
7
Year built
1931
Class
S5
Borough
Brooklyn
Zoning:
R6A
Lot size:
2,200 sqft
Building area:
6,500 sqft
Floors:
4
Assessed value:
$1.2M
Community district:
308
Council district:
35

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 CInspected Apr 20, 2026
    § 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR TO BOILER ROOM LOCKED AT BASEMENT AT BASEMENT AT EAST
  • Class CInspected Apr 20, 2026
    § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 2L, 2nd STORY, 2nd APARTMENT FROM SOUT…
  • Class BInspected Mar 18, 2026
    § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI…
  • Class BInspected Mar 18, 2026
    § 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN AC…
  • Class CInspected Mar 18, 2026
    567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND A…
🔒 See full violation history with closure dates →

Recent ACRIS activity

3 documents in the last 5 years (most recent Feb 16, 2021).

Other buildings in this portfolio

663 CLASSON LLC controls 5 NYC buildings. Top properties by HPD violation count:

More from MetroDeeds

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