← Back
Two family converted from one family
740 UNION STREET
BROOKLYN · BIN 3020138
💬 Discuss this project
1899Year Built
3Stories
B3Building Class
R6AZoning
2,836 sfGross Floor Area
2Units
25 Open Violations ▸FDNY Report ↗
Two family converted from one family · 1,710 sf lot · 1.66 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbing
Permit Issued — active, not yet Signed-off
RoofUnder Construction11p · 1 filing · 20 docs
Floor 3Under Construction11p · 1 filing · 20 docs
Floor 2Under Construction10p · 1 filing · 20 docs
Floor 1
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
05/22/2014$1.9M—Private party → Private party$670/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
N.E.E.D. ARCHITECTURE LLC301/22/2026
SY ENGINEERING PLLC108/28/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
HTX BUILDING CONSULTING403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MOONK ENTERPRISE INCGeneral Contractor704/09/2026
PEAK PLUMBING SOLUTIONS LLCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SY ENGINEERING PLLC5149208/28/2025
Building Lifecycle
All (60)Filed (4)Permit Issued (7)Violation (25)Inspection (2)Objection (2)Special Inspection (20)
03/06/2026
Permit issued — Structural
B01258119-I1-GC
03/06/2026
Permit issued — General Construction
B01258119-I1-ST
03/06/2026
Permit issued — Mechanical Systems
B01258119-S2-MS
02/04/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
02/04/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
01/22/2026
Filed — Alteration
subsequent filing MECH work type for work at 002, 003 and roof as per plans , no change in use, egress or occupancy
B01258119-P1
10/17/2025
Permit issued — Plumbing
B01258119-S1-PL
10/08/2025
Permit issued — General Construction
B01258119-I1-ST
10/07/2025
Permit issued — Mechanical Systems
B01258119-S2-MS
10/07/2025
Permit issued — General Construction
B01258119-I1-GC
08/28/2025
Filed — Alteration
subsequent filing MECH work type for work at 002, 003 and roof as per plans , no change in use, egress or occupancy
B01258119-S2
08/27/2025
Filed — Alteration
subsequent filing MECH work type for work at 002, 003 and roof as per plans , no change in use, egress or occupancy
B01258119-S1
08/21/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUNGBOM YI
08/21/2025
Special inspection requirement — Energy Code Compliance Inspections
SUNGBOM YI
08/21/2025
Special inspection requirement — Mechanical Systems
SUNGBOM YI
08/21/2025
Special inspection requirement — Final
YUNHO LEE
08/21/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
SUNGBOM YI
08/21/2025
Special inspection requirement — HVAC-R and service water heating system controls
SUNGBOM YI
08/21/2025
Special inspection requirement — HVAC-R and service water heating equipment
SUNGBOM YI
08/21/2025
Special inspection requirement — Duct leakage testing, insulation and design
SUNGBOM YI
08/21/2025
Special inspection requirement — Maintenance information
SUNGBOM YI
08/20/2025
Objection resolved — Addressed
08/19/2025
Objection raised — Other
08/04/2025
Filed — Alteration
subsequent filing MECH work type for work at 002, 003 and roof as per plans , no change in use, egress or occupancy
B01258119-I1
07/20/2025
Special inspection requirement — Structural Cold-Formed Steel
SUNGBOM YI
07/19/2025
Special inspection requirement — Insulation placement and R values
SUNGBOM YI
07/19/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUNGBOM YI
07/19/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
SUNGBOM YI
07/19/2025
Special inspection requirement — Energy Code Compliance Inspections
SUNGBOM YI
07/19/2025
Special inspection requirement — Fire-Resistance Rated Construction
SUNGBOM YI
07/19/2025
Special inspection requirement — Structural Wood Frame
SUNGBOM YI
07/19/2025
Special inspection requirement — Fenestration areas
SUNGBOM YI
07/19/2025
Special inspection requirement — Interior lighting power
SUNGBOM YI
07/19/2025
Special inspection requirement — Air barrier - visual inspection
SUNGBOM YI
07/18/2025
Special inspection requirement — Final
YUNHO LEE
04/12/2009
Violation issued (HPD, open)
A
04/12/2009
Violation issued (HPD, open)
B
04/12/2009
Violation issued (HPD, open)
B
04/12/2009
Violation issued (HPD, open)
A
04/12/2009
Violation issued (HPD, open)
B
04/12/2009
Violation issued (HPD, open)
A
04/12/2009
Violation issued (HPD, open)
A
04/12/2009
Violation issued (HPD, open)
A
04/12/2009
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
A
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
10/13/2005
Violation issued (HPD, open)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralPermit IssuedMOONK ENTERPRISE INC03/06/2026
DOB NOWGeneral ConstructionPermit IssuedMOONK ENTERPRISE INC03/06/2026
DOB NOWMechanical SystemsPermit IssuedMOONK ENTERPRISE INC03/06/2026
DOB NOWPlumbingSigned-offPEAK PLUMBING SOLUTIONS L10/17/2025
DOB NOWGeneral ConstructionPermit IssuedMOONK ENTERPRISE INC10/08/2025
DOB NOWMechanical SystemsPermit IssuedMOONK ENTERPRISE INC10/07/2025
DOB NOWGeneral ConstructionPermit IssuedMOONK ENTERPRISE INC10/07/2025
BISPLISSUEDKATAN P & H INC01/21/2015
BISMHISSUEDMW CITI WIDE CONSTR CORP11/10/2014
BISOTISSUEDMW CITI WIDE CONSTR CORP10/17/2014
1 project · most recent 01/22/2026
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
01/22/2026Permit IssuedMOONK ENTERPRISE INCHeating and Air Conditioning Systems
Heat / Cool
Lg ZRUM036GSS0 (heating at 42000 btu) 36,000 BTU · Vrf Outdoor ×4
ZRUN024GSS0 ( heating at 27000 BTU) 24,000 BTU · Vrf Outdoor ×4
1 project · most recent 01/22/2026
Gas Water/Sanitary
FiledStatusContractorScope
01/22/2026Signed-offPEAK PLUMBING SOLUTIONS LGas, Water/Sanitary
1 project · most recent 10/28/2025
General Wiring
FiledStatusContractorScope
10/28/2025Permit IssuedDELTA POWER ELECTRICALGeneral Wiring
1 project · most recent 01/22/2026
Wood
FiledStatusContractorScope
01/22/2026Permit IssuedMOONK ENTERPRISE INCWood
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
02/04/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
02/04/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 20
DateRequirementInspectorRole
08/21/2025Fire-Resistant Penetrations and JointsSUNGBOM YIspecial
08/21/2025Energy Code Compliance InspectionsSUNGBOM YIprogress
08/21/2025Mechanical SystemsSUNGBOM YIspecial
08/21/2025FinalYUNHO LEEprogress
08/21/2025HVAC-R and service water piping design and insulationSUNGBOM YIenergy_progress
08/21/2025HVAC-R and service water heating system controlsSUNGBOM YIenergy_progress
08/21/2025HVAC-R and service water heating equipmentSUNGBOM YIenergy_progress
08/21/2025Duct leakage testing, insulation and designSUNGBOM YIenergy_progress
08/21/2025Maintenance informationSUNGBOM YIenergy_progress
07/20/2025Structural Cold-Formed SteelSUNGBOM YIspecial
07/19/2025Insulation placement and R valuesSUNGBOM YIenergy_progress
07/19/2025Fire-Resistant Penetrations and JointsSUNGBOM YIspecial
07/19/2025Structural Stability – Alterations of existing buildingsSUNGBOM YIspecial
07/19/2025Energy Code Compliance InspectionsSUNGBOM YIprogress
07/19/2025Fire-Resistance Rated ConstructionSUNGBOM YIprogress
07/19/2025Structural Wood FrameSUNGBOM YIprogress
07/19/2025Fenestration areasSUNGBOM YIenergy_progress
07/19/2025Interior lighting powerSUNGBOM YIenergy_progress
07/19/2025Air barrier - visual inspectionSUNGBOM YIenergy_progress
07/18/2025FinalYUNHO LEEprogress
▾Documents — 65 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/18/2026B01258119-P1Request digital key ↗
08/18/2026B01258119-S1Request digital key ↗
08/18/2026B01258119-S2Request digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits9
▸BISPLAN / WORK APPROVAL APPLICATION5
03/30/2015321054283Open ↗
01/16/2015321054283Open ↗
10/10/2014321054283Open ↗
Showing 3 of 5 on file for this type
▸BISWORK PERMIT APPLICATION4
01/28/2015321054283Open ↗
11/12/2014321054283Open ↗
11/12/2014321054283Open ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications29
▸DOB NOWProgress Inspector Seal & Signature15
08/29/2026B01258119-I1Open ↗
08/29/2026B01258119-I1Open ↗
08/29/2026B01258119-I1Open ↗
Showing 3 of 15 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
08/29/2026B01258119-I1Open ↗
08/29/2026B01258119-I1Open ↗
08/29/2026B01258119-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/18/2026B01258119-P1Open ↗
08/18/2026B01258119-I1Open ↗
08/18/2026B01258119-S1Open ↗
Showing 3 of 4 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3
10/18/2014320971034Open ↗
09/17/2014320971034Open ↗
08/26/2014321054283Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
08/26/2014321054283Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
08/26/2014321054283Open ↗
▸Trade Schedules & Equipment5
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3
03/30/2015321054283Open ↗
01/16/2015321054283Open ↗
08/26/2014321054283Open ↗
▸BISSELF-CERT PLUMBING NOTICE2
05/22/2015321054283Open ↗
05/22/2015321054283Open ↗
▸Safety & Tenant Protection1
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1
10/18/2014320971034Open ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/18/2026B01258119-P1Open ↗
08/18/2026B01258119-S2Open ↗
08/18/2026B01258119-S1Open ↗
Showing 3 of 4 on file for this type
▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)1
08/26/2014321054283Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
09/17/2014320971034Open ↗
▸Energy Compliance1
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
08/26/2014321054283Open ↗
▸Approvals, Objections & Sign-offs3
▸BISADMINISTRATIVE OBJECTIONS2
09/17/2014320971034Open ↗
08/26/2014321054283Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION1
10/18/2014320971034Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
09/17/2014320971034Open ↗
08/26/2014321054283Open ↗
▸Filing & Intake Forms5
▸BISADDITIONAL INFORMATION3
12/28/2015321054283Open ↗
03/31/2015321054283Open ↗
11/10/2014321054283Open ↗
▸BISEFILING COVER SHEET2
09/17/2014320971034Open ↗
08/26/2014321054283Open ↗