NYC Building Records · BBL 3007090003
3917 4 AVENUE
Brooklyn · Block 709 · Lot 3 · Class S9
Owner of record
BLOCK NINE LLC.
HPD-registered head officer: MIKE MA
HPD registered contacts
People legally accountable to HPD for conditions at this building, in registration-priority order:
- Head OfficerMIKE MA
- Corporate OwnerBLOCK NINE LLC.
Most recent deed
Last transferred on Dec 30, 2007 for $10 to Block Nine Llc..
Previous owner: 3917 4th Avenue Llc.
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →Recent ACRIS documents (last 4)
DateTypeAmountParties
Aug 30, 2016MTGE$200KParties redacted — full names in MetroDeeds Scout+
Aug 30, 2016AGMT$1.2MParties redacted — full names in MetroDeeds Scout+
Oct 21, 2008MTGE$1.0MParties redacted — full names in MetroDeeds Scout+
Dec 30, 2007DEED$10Parties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →Building stats
Units
6
Year built
1931
Class
S9
Borough
Brooklyn
- Zoning:
- R7A
- Lot size:
- 1,875 sqft
- Building area:
- 4,125 sqft
- Floors:
- 3
- Assessed value:
- $417K
- Community district:
- 307
- Council district:
- 38
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 AInspected Apr 30, 2026(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class AInspected Jun 5, 2025(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class AInspected Apr 16, 2025§ 27-2014 ADM CODE AND DEPT. RULES AND REGULATIONS. SCRAPE AND REMOVE RUST SCALES AND PAINT WITH 2 COATS OF PAINT ALL BALCONIES, ALL STORIES…
- Class IInspected Nov 29, 2024§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Apr 3, 2024(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
Recent ACRIS activity
4 documents in the last 5 years (most recent Aug 30, 2016).
Other buildings in this portfolio
Block Nine Llc. controls 3 NYC buildings. Top properties by HPD violation count:
- 994 4 AVENUE2 violations
More from MetroDeeds
Go deeper on this building
Open full Landlord Intel for 3917 4 AVENUE →Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
Get the full deed history for 3917 4 AVENUE
3 free reports per month with a MetroDeeds account. No credit card required.
Sign Up Free