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Two family brick
596 HANCOCK STREET
BROOKLYN · BIN 3046141
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1901Year Built
2Stories
B1Building Class
R6BZoning
2,118 sfGross Floor Area
2Units
FDNY Report ↗
Two family brick · 1,567 sf lot · 1.35 FAR built · Flood zone X
Locations of Work
ArchitectureGeneral
Floor 21p · 1 filing · 20 docs
Floor 1
Cellar1p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
MTEK1109/08/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
11/06/2025$1.1M—Private party → MTEK GOLD LLC$519/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CQ&J CORPORATION805/26/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
WM ARCH603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
PRIMROSE SERVICE INCGeneral Contractor204/09/2026
M & M PIPING AND HEATINGPlumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SIMON7555505/26/2026
Building Lifecycle
All (48)Filed (8)Permit Issued (3)Signed Off (3)Inspection (4)Special Inspection (30)
07/22/2026
Signed off — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-S1
07/09/2026
Signed off — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-S2
07/09/2026
Signed off — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-I1
05/27/2026
Special inspection requirement — Mechanical Systems
SIMON JIANG
05/27/2026
Special inspection requirement — Final
CALVIN TRAN
05/27/2026
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
05/27/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
05/27/2026
Special inspection requirement — Maintenance information
CALVIN TRAN
05/27/2026
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
05/27/2026
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
05/27/2026
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
05/27/2026
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
05/27/2026
Special inspection requirement — Maintenance information
CALVIN TRAN
05/27/2026
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
05/27/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
05/26/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-P4
05/26/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-P5
05/26/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-P3
05/22/2026
Special inspection requirement — Air barrier - visual inspection
CALVIN TRAN
05/22/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SIMON JIANG
05/22/2026
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
05/22/2026
Special inspection requirement — Fire-Resistance Rated Construction
CALVIN TRAN
05/22/2026
Special inspection requirement — Insulation placement and R values
CALVIN TRAN
05/22/2026
Special inspection requirement — Interior lighting power
CALVIN TRAN
05/22/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
CALVIN TRAN
05/22/2026
Special inspection requirement — Fenestration air leakage
CALVIN TRAN
05/22/2026
Special inspection requirement — Metering
CALVIN TRAN
05/22/2026
Special inspection requirement — Fenestration areas
CALVIN TRAN
03/24/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-P2
03/19/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-P1
03/19/2026
Special inspection requirement — Interior lighting power
CALVIN TRAN
03/19/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
CALVIN TRAN
03/19/2026
Special inspection requirement — Fenestration areas
CALVIN TRAN
03/19/2026
Special inspection requirement — Fenestration air leakage
CALVIN TRAN
03/19/2026
Special inspection requirement — Insulation placement and R values
CALVIN TRAN
03/19/2026
Special inspection requirement — Metering
CALVIN TRAN
03/19/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SIMON JIANG
03/19/2026
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
01/12/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
01/12/2026
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
01/12/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
01/07/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
11/12/2025
Permit issued — Mechanical Systems
B01313285-S2-MS
11/12/2025
Permit issued — General Construction
B01313285-I1-GC
11/12/2025
Permit issued — Plumbing
B01313285-S1-PL
11/10/2025
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-S1
11/10/2025
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-S2
11/10/2025
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01313285-I1. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01313285-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsSigned-offPRIMROSE SERVICE INC11/12/2025
DOB NOWGeneral ConstructionSigned-offPRIMROSE SERVICE INC11/12/2025
DOB NOWPlumbingSigned-offM & M PIPING AND HEATING11/12/2025
1 project · most recent 05/26/2026
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
05/26/2026Signed-offPRIMROSE SERVICE INCHeating and Air Conditioning Systems
Heat / Cool
__Junk__ VIR24HP230V1R32AO 55,000 BTU · Condensing Unit ×4
AP12HP230VAO 12,000 BTU · Split System ×2
AP3M24HP230VMO 24,000 BTU · Condensing Unit ×2
1 project · most recent 05/26/2026
Gas Storm Water/Sanitary
FiledStatusContractorScope
05/26/2026Signed-offM & M PIPING AND HEATINGGas, Storm, Water/Sanitary
1 project · most recent 07/22/2026
General Wiring
FiledStatusContractorScope
07/22/2026CompleteK.A.B. ELECTRIC CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 4
DateTypeResultReport
01/12/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
01/12/2026Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
01/12/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
01/07/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 37
DateRequirementInspectorRole
05/27/2026Mechanical SystemsSIMON JIANGspecial
05/27/2026FinalCALVIN TRANprogress
05/27/2026Energy Code Compliance InspectionsCALVIN TRANprogress
05/27/2026HVAC-R and service water piping design and insulationCALVIN TRANenergy_progress
05/27/2026Maintenance informationCALVIN TRANenergy_progress
05/27/2026HVAC-R and service water heating equipmentCALVIN TRANenergy_progress
05/27/2026HVAC-R and service water heating system controlsCALVIN TRANenergy_progress
05/27/2026Energy Code Compliance InspectionsCALVIN TRANprogress
05/27/2026HVAC-R and service water heating equipmentCALVIN TRANenergy_progress
05/27/2026Maintenance informationCALVIN TRANenergy_progress
05/27/2026HVAC-R and service water heating system controlsCALVIN TRANenergy_progress
05/27/2026HVAC-R and service water piping design and insulationCALVIN TRANenergy_progress
05/22/2026Air barrier - visual inspectionCALVIN TRANenergy_progress
05/22/2026Fire-Resistant Penetrations and JointsSIMON JIANGspecial
05/22/2026Energy Code Compliance InspectionsCALVIN TRANprogress
05/22/2026Fire-Resistance Rated ConstructionCALVIN TRANprogress
05/22/2026Insulation placement and R valuesCALVIN TRANenergy_progress
05/22/2026Interior lighting powerCALVIN TRANenergy_progress
05/22/2026Fenestration and door U-factor and product ratingsCALVIN TRANenergy_progress
05/22/2026Fenestration air leakageCALVIN TRANenergy_progress
05/22/2026MeteringCALVIN TRANenergy_progress
05/22/2026Fenestration areasCALVIN TRANenergy_progress
03/19/2026Interior lighting powerCALVIN TRANenergy_progress
03/19/2026Fenestration and door U-factor and product ratingsCALVIN TRANenergy_progress
03/19/2026Fenestration areasCALVIN TRANenergy_progress
Latest 25 of 37.
▾Documents — 61 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/19/2026B01313285-I1Request digital key ↗
08/19/2026B01313285-S1Request digital key ↗
08/19/2026B01313285-S2Request digital key ↗
Showing 3 of 8 on file for this type
▸Seals & Professional Certifications45
▸DOB NOWProgress Inspector Seal & Signature34
09/23/2026B01313285-S2Open ↗
09/23/2026B01313285-S2Open ↗
09/23/2026B01313285-S2Open ↗
Showing 3 of 34 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/19/2026B01313285-I1Open ↗
08/19/2026B01313285-S1Open ↗
08/19/2026B01313285-S2Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/23/2026B01313285-S2Open ↗
09/02/2026B01313285-P3Open ↗
08/27/2026B01313285-P2Open ↗
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
08/19/2026B01313285-I1Open ↗
08/19/2026B01313285-S1Open ↗
08/19/2026B01313285-S2Open ↗
Showing 3 of 8 on file for this type