← Back
Two family converted from one family
234A 7 STREET
BROOKLYN · BIN 3021798
💬 Discuss this project
1901Year Built
2Stories
B3Building Class
R6BZoning
1,920 sfGross Floor Area
2Units
FDNY Report ↗
Two family converted from one family · 1,667 sf lot · 1.15 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalMechanicalPlumbing
Permit Issued — active, not yet Signed-off
Floor 2Under Construction23p · 1 filing · 20 docs
Floor 1Under Construction20p · 1 filing · 20 docs
CellarUnder Construction31p · 1 filing · 20 docs
Sub-BasementUnder Construction19p · 1 filing · 20 docs
1 job · most recent 03/31/2026
Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
03/31/2026Permit IssuedALPHA BUILDS INCHeating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Mitsubishi Electric MSZ-GX06NL 7,200 BTU · Fan Coil Indoor ×2
MSZ-GX09NL 10,900 BTU · Fan Coil Indoor ×2
MSZ-GX24NL 32,000 BTU · Fan Coil Indoor ×1
MXZ-3D30NLHZ 36,000 BTU · Condensing Unit ×1
MXZ-SM42NLHZ 48,000 BTU · Condensing Unit ×1
Ventilation
Fisher & Paykel ×2
Mitsubishi Electric MSZ-GX09NL 10,900 BTU · Split System ×2
1 job · most recent 03/31/2026
Gas Storm Water/Sanitary
FiledStatusContractorScope
03/31/2026Permit IssuedMSB PLUMBING CONTRACTORSGas, Storm, Water/Sanitary
2 jobs · most recent 05/29/2025
General Wiring
FiledStatusContractorScope
05/29/2025Permit IssuedKWONG MING ELECTRIC INCGeneral Wiring
10/11/2022CompleteMACK ELECTRICAL INCGeneral Wiring
2 jobs · most recent 03/31/2026
Steel Masonry
FiledStatusContractorScope
03/31/2026Permit IssuedALPHA BUILDS INCSteel, Masonry
———Steel, Masonry
1 job · most recent 03/31/2026
Fence
FiledStatusContractorScope
03/31/2026Permit IssuedALPHA BUILDS INCFence
Building Lifecycle
All (91)Filed (6)Permit Issued (3)Inspection (7)Objection (50)Special Inspection (25)
07/16/2026
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
07/14/2026
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
06/24/2026
Permit issued — General Construction
B01162228-I1-GC
06/23/2026
Permit issued — Foundation
B01162228-S2-FO
06/23/2026
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
06/23/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
06/23/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
06/18/2026
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
06/18/2026
Inspection — Certified Sprinkler - SP - Roughing
Certified
View inspection ↗
06/12/2026
Permit issued — Plumbing
B01162228-S4-PL
04/14/2026
Objection resolved — Resolved
04/14/2026
Objection resolved — Resolved
04/13/2026
Objection raised — Cost
04/13/2026
Objection raised — Cost
03/31/2026
Filed — Alteration
INTERIOR RENOVATION & HORIZONTAL ENLARGEMENT OF AN EXISTING 2-FAMILY BUILDING
B01162228-S5
03/31/2026
Filed — Alteration
INTERIOR RENOVATION & HORIZONTAL ENLARGEMENT OF AN EXISTING 2-FAMILY BUILDING
B01162228-S4
03/27/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
03/27/2026
Special inspection requirement — HVAC-R and service water heating system controls
03/27/2026
Special inspection requirement — Maintenance information
01/12/2026
Special inspection requirement — HVAC-R and service water heating system controls
JIAN DENG
01/12/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
01/12/2026
Special inspection requirement — Mechanical Systems
01/12/2026
Special inspection requirement — Energy Code Compliance Inspections
01/12/2026
Special inspection requirement — Final
01/12/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
JIAN DENG
01/12/2026
Special inspection requirement — Energy Code Compliance Inspections
JIAN DENG
01/12/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
JIAN DENG
01/12/2026
Special inspection requirement — HVAC-R and service water heating equipment
JIAN DENG
01/12/2026
Special inspection requirement — Maintenance information
JIAN DENG
12/29/2025
Objection resolved — Addressed
12/12/2025
Objection resolved — Addressed
12/01/2025
Objection resolved — Addressed
11/17/2025
Objection raised — Scope
11/17/2025
Objection resolved — Addressed
11/07/2025
Objection raised — Admin
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
11/07/2025
Objection resolved — Addressed
10/30/2025
Filed — Alteration
INTERIOR RENOVATION & HORIZONTAL ENLARGEMENT OF AN EXISTING 2-FAMILY BUILDING
B01162228-S3
10/28/2025
Objection resolved — Addressed
10/24/2025
Objection resolved — Addressed
10/24/2025
Objection resolved — Addressed
10/16/2025
Objection raised — Structural
10/16/2025
Objection raised — Structural
10/16/2025
Objection raised — Admin
10/16/2025
Objection raised — Structural
10/16/2025
Objection raised — Structural
10/16/2025
Objection raised — Structural
10/16/2025
Objection raised — Energy
10/16/2025
Objection raised — Structural
10/16/2025
Objection raised — Structural
10/15/2025
Objection raised — Structural
10/15/2025
Objection raised — Structural
10/15/2025
Objection raised — Structural
10/15/2025
Objection raised — Scope
Latest 60 of 91 events.
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
10/14/2022$1.9M—— → —$990/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
A.B.A STUDIO D.P.C.403/31/2026
STRUCTURAL ENGINEERING INTEGRATED310/10/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
ASA BARAK STUDIO303/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ALPHA BUILDS INCGeneral Contractor206/27/2026
KWONG MING ELECTRIC INCElectrical103/22/2026
MSB PLUMBING CONTRACTORSPlumbing106/14/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
JIAN ENGINEERING PLLC7397403/31/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedALPHA BUILDS INC06/24/2026
DOB NOWFoundationPermit IssuedALPHA BUILDS INC06/23/2026
DOB NOWPlumbingPermit IssuedMSB PLUMBING CONTRACTORS06/12/2026
▾Field Inspections (DOB CAP) — 7
DateTypeResultReport
07/16/2026Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
07/14/2026Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
06/23/2026Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
06/23/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
06/23/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
06/18/2026Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
06/18/2026Certified Sprinkler - SP - RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 25
DateRequirementInspectorRole
03/27/2026HVAC-R and service water piping design and insulation—energy_progress
03/27/2026HVAC-R and service water heating system controls—energy_progress
03/27/2026Maintenance information—energy_progress
01/12/2026HVAC-R and service water heating system controlsJIAN DENGenergy_progress
01/12/2026Fire-Resistant Penetrations and Joints—special
01/12/2026Mechanical Systems—special
01/12/2026Energy Code Compliance Inspections—progress
01/12/2026Final—progress
01/12/2026Fire-Resistant Penetrations and JointsJIAN DENGspecial
01/12/2026Energy Code Compliance InspectionsJIAN DENGprogress
01/12/2026HVAC-R and service water piping design and insulationJIAN DENGenergy_progress
01/12/2026HVAC-R and service water heating equipmentJIAN DENGenergy_progress
01/12/2026Maintenance informationJIAN DENGenergy_progress
03/04/2025Fire-Resistance Rated ConstructionJIAN DENGprogress
03/04/2025Fenestration areasJIAN DENGenergy_progress
03/04/2025MeteringJIAN DENGenergy_progress
03/04/2025Air barrier - visual inspectionJIAN DENGenergy_progress
03/04/2025Fenestration air leakageJIAN DENGenergy_progress
02/05/2025Energy Code Compliance InspectionsJIAN DENGprogress
02/05/2025Interior lighting powerJIAN DENGenergy_progress
02/05/2025Fenestration and door U-factor and product ratingsJIAN DENGenergy_progress
02/05/2025Insulation placement and R valuesJIAN DENGenergy_progress
02/05/2025Fire-Resistant Penetrations and JointsJIAN DENGspecial
02/05/2025FinalJIAN DENGprogress
02/03/2025Structural Stability – Alterations of existing buildingsJIAN DENGspecial
▾Documents — 42 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch6
08/20/2026B01162228-I1Request digital key ↗
08/20/2026B01162228-S1Request digital key ↗
08/20/2026B01162228-S2Request digital key ↗
Showing 3 of 6 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram2
09/03/2026B01162615-I1Open ↗
08/13/2026B01162228-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)2
09/03/2026B01162615-I1Open ↗
08/13/2026B01162228-I1Open ↗
▸Seals & Professional Certifications16
▸DOB NOWDPL-1: Design Professional Seal & Signature9
09/03/2026B01162615-I1Open ↗
08/20/2026B01162228-S4Open ↗
08/20/2026B01162228-S5Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWProgress Inspector Seal & Signature5
08/23/2026B01162228-I1Open ↗
08/23/2026B01162228-I1Open ↗
08/23/2026B01162228-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/23/2026B01162228-I1Open ↗
08/22/2026B01162228-S4Open ↗
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
09/03/2026B01162615-I1Open ↗
08/20/2026B01162228-S4Open ↗
08/20/2026B01162228-S5Open ↗
Showing 3 of 8 on file for this type
▸Inspections & Test Reports1
▸DOB NOWGeotechnical Report (BC 1803.6)1
08/13/2026B01162228-S2Open ↗
▸Other Documents7
▸DOB NOWPlot Diagram3
09/03/2026B01162615-I1Open ↗
08/13/2026B01162228-S2Open ↗
08/13/2026B01162228-I1Open ↗
▸DOB NOWSite Survey: Initial2
09/03/2026B01162615-I1Open ↗
08/13/2026B01162228-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
09/03/2026B01162615-I1Open ↗
08/13/2026B01162228-I1Open ↗