NYC Building Records · BBL 2026240084
643 CAULDWELL AVENUE
Bronx · Block 2624 · Lot 84 · Walk-up apartment (Class C1)
Owner of record
BRONX SHARP REALTY LLC
HPD-registered head officer: MARTIN KIRZNER
HPD registered contacts
People legally accountable to HPD for conditions at this building, in registration-priority order:
- Head OfficerMARTIN KIRZNER
- Corporate OwnerBRONX SHARP REALTY LLC
- Managing AgentBEN SCHWADEL
Most recent deed
Last transferred on Dec 5, 2012 for $3.5M to Bronx Sharp Realty Llc.
Previous owner: Cauldwell Affordable Housing, Llc
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →Recent ACRIS documents (last 2)
DateTypeAmountParties
Mar 26, 2014MTGE$1.9MParties redacted — full names in MetroDeeds Scout+
Dec 5, 2012DEED$3.5MParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →Building stats
Units
41
Year built
1913
Class
C1
Borough
Bronx
- Zoning:
- R6
- Lot size:
- 6,440 sqft
- Building area:
- 28,704 sqft
- Floors:
- 6
- Assessed value:
- $1.5M
- Community district:
- 201
- Council district:
- 17
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 29, 2026HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4, 1st STORY, 1st APARTMENT FRO…
- Class CInspected Apr 29, 2026HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4, 1st STORY, 1st APARTMENT FROM S…
- Class CInspected Mar 18, 2026§ 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 6, 1st STORY, 1st APARTMENT F…
- Class BInspected Mar 18, 2026§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE MORTISE LOCK AND ASSEMBLY AT BUILDING ENTRANCE DOOR , 1st STORY
- Class CInspected Mar 18, 2026§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
Recent ACRIS activity
2 documents in the last 5 years (most recent Mar 26, 2014).
Other buildings in this portfolio
Bronx Sharp Realty Llc controls 3 NYC buildings. Top properties by HPD violation count:
- 647 CAULDWELL AVENUE789 violations
- 1765 DAVIDSON AVENUE497 violations
More from MetroDeeds
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