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Two family converted from one family
597 HANCOCK STREET
BROOKLYN · BIN 3045848
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1901Year Built
3Stories
B3Building Class
R6BZoning
2,784 sfGross Floor Area
2Units
0 Open ViolationsFDNY Report ↗
Two family converted from one family · 1,683 sf lot · 1.65 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbing
Permit Issued — active, not yet Signed-off
Floor 3Under Construction12p · 1 filing · 10 docs
Floor 2Under Construction14p · 1 filing · 10 docs
Floor 1Under Construction14p · 1 filing · 10 docs
CellarUnder Construction13p · 1 filing · 10 docs
Sub-BasementUnder Construction12p · 1 filing · 10 docs
1 job · most recent 07/27/2026
Gas Water/Sanitary
FiledStatusContractorScope
07/27/2026Permit IssuedKA&C MECH LLCGas, Water/Sanitary
1 job · most recent 08/21/2026
General Wiring
FiledStatusContractorScope
08/21/2026Permit IssuedACCURATE ELEC'L CORP.General Wiring
Building Lifecycle
All (13)Filed (2)Permit Issued (2)Violation (1)Special Inspection (8)
08/04/2026
Permit issued — Plumbing
B01390825-S1-PL
07/27/2026
Filed — Alteration
PLUMBING WORK ONLY IN CONJUNCTION WITH APPLICATION #B01390825-I1
B01390825-S1
07/17/2026
Permit issued — General Construction
B01390825-I1-GC
07/15/2026
Filed — Alteration
PLUMBING WORK ONLY IN CONJUNCTION WITH APPLICATION #B01390825-I1
B01390825-I1
06/22/2026
Special inspection requirement — Fenestration air leakage
MOHAMMAD AHEAD
04/21/2026
Special inspection requirement — Final
ADITYA DESAI
04/21/2026
Special inspection requirement — Energy Code Compliance Inspections
MOHAMMAD AHEAD
04/21/2026
Special inspection requirement — Fire-Resistance Rated Construction
MOHAMMAD AHEAD
04/21/2026
Special inspection requirement — Air barrier - visual inspection
MOHAMMAD AHEAD
04/21/2026
Special inspection requirement — Interior lighting power
MOHAMMAD AHEAD
04/21/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMMAD AHEAD
04/21/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
MOHAMMAD AHEAD
02/25/2010
Violation issued (HPD, closed)
C
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
SIGNATURE MANAGEMENT409/13/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
ZENITH HOME INSPECTIONS207/27/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
NYC BUILDING SOLUTIONS COGeneral Contractor107/19/2026
KA&C MECH LLCPlumbing108/05/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MOHAMMAD AHEAD - PROFESSI9286207/27/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedKA&C MECH LLC08/04/2026
DOB NOWGeneral ConstructionPermit IssuedNYC BUILDING SOLUTIONS CO07/17/2026
▾Special Inspection Requirements (DOB NOW) — 8
DateRequirementInspectorRole
06/22/2026Fenestration air leakageMOHAMMAD AHEADenergy_progress
04/21/2026FinalADITYA DESAIprogress
04/21/2026Energy Code Compliance InspectionsMOHAMMAD AHEADprogress
04/21/2026Fire-Resistance Rated ConstructionMOHAMMAD AHEADprogress
04/21/2026Air barrier - visual inspectionMOHAMMAD AHEADenergy_progress
04/21/2026Interior lighting powerMOHAMMAD AHEADenergy_progress
04/21/2026Fire-Resistant Penetrations and JointsMOHAMMAD AHEADspecial
04/21/2026Fenestration and door U-factor and product ratingsMOHAMMAD AHEADenergy_progress
▾Documents — 10 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/16/2026B01390825-S1Request digital key ↗
08/16/2026B01390825-I1Request digital key ↗
▸Seals & Professional Certifications6
▸DOB NOWProgress Inspector Seal & Signature3
08/29/2026B01390825-I1Open ↗
08/29/2026B01390825-I1Open ↗
08/29/2026B01390825-I1Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/16/2026B01390825-I1Open ↗
08/16/2026B01390825-S1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/29/2026B01390825-I1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/16/2026B01390825-I1Open ↗
08/16/2026B01390825-S1Open ↗