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Over six families without stores
250 UNION AVENUE
BROOKLYN · East Williamsburg · BIN 3070919
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1930Year Built
3Stories
C1Building Class
R6Zoning
3,000 sfGross Floor Area
8Units
Rent Stabilized12 Open Violations ▸FDNY Report ↗
Over six families without stores · Owner of record: HOLLISWOOD UNION LLC · 1,875 sf lot · 1.6 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbing
Permit Issued — active, not yet Signed-off
Roof5p · 2 filings · 20 docs
Bulkhead1p · 1 filing · 20 docs
Floor 3Under Construction6p · 3 filings · 20 docs
Floor 2Under Construction9p · 4 filings · 20 docs
Floor 1Under Construction4p · 1 filing · 8 docs
Cellar2p · 2 filings · 20 docs
Basement3p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
HOLLISWOOD DEVELOPMENT1804/21/2026
PARK CONTRACTING GROUP1104/09/2026
HOLLISWOOD UNION LLC103/22/2026
BADGER MANAGEMENT103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/27/2022$2.0M—— → —$667/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
BITOPI CONSULTANTS LLC204/17/2026
JAMES CHAI ARCHITECT, P.C.401/14/2026
ASHRAF CORP410/16/2025
JIN LEE, RA310/06/2025
BHK ENGINEERING107/22/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
HTX BUILDING CONSULTING303/21/2026
RICHARD WAINER ARCHITECT, PLLC803/21/2026
NEXUS CONSULTING NYC, INC103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
BADGER MANAGEMENT INCGeneral Contractor404/09/2026
BRW CONSTRUCTION INCGeneral Contractor203/21/2026
PARK CONTRACTING GROUPGeneral Contractor204/09/2026
RICHARD NEUElectrical103/22/2026
REDIRECTING LIC INCGeneral Contractor104/09/2026
PIPESTYLISTS, INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
BITOPI CONSULTANTS LLC7036204/17/2026
JAMES JH CHAI & ASSOCIATE6481701/14/2026
BHK ENGINEERING, D.P.C.9589107/22/2025
Building Lifecycle
All (111)Filed (14)Permit Issued (8)Signed Off (7)Violation (25)Inspection (9)Objection (18)Special Inspection (30)
05/06/2026
Violation issued (HPD, closed)
A
04/22/2026
Signed off — Alteration
INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. LIVE LOAD 300PSF.
B01264928-I1
04/22/2026
Signed off — Alteration
B01264932-I1
04/20/2026
Special inspection requirement — Masonry
KAMRUL AHSAN
04/17/2026
Filed — Alteration
STUCCO REPAIR WORK AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. WORK SHALL COMPLY WITH CHAPTER 33 OF THE 2022 NYC BUILDING CODE.
B01296740-P1
03/05/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
03/05/2026
Special inspection requirement — Masonry
KAMRUL AHSAN
03/02/2026
Inspection — Fail-Final General Construction Non-Directive 14
Fail
View inspection ↗
02/20/2026
Signed off — Alteration
STRUCTURAL MODIFICATIONS AS PER PLANS. REPLACING ROOF AND INSTALLATION OF NEW STAIR BULKHEADS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01206939-I1
02/20/2026
Signed off — Alteration
PLUMBING WORK FOR (8) APT UNITS AND CELLAR MECH ROOMFROM CELLAR TO 3RD FLOOR. NO CHANGE TO USE, EGRESS OROCCUPANCY.
B01201486-I1
02/20/2026
Signed off — Alteration
STRUCTURAL MODIFICATIONS AS PER PLANS. REPLACING ROOF AND INSTALLATION OF NEW STAIR BULKHEADS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01206939-S1
02/20/2026
Signed off — Alteration
MINOR RENOVATION OF (8) APT UNITS AND COMMON HALLWAY FROM CELLAR TO ROOF, INCLUDE FINISH WORK. NO CHANGE TO USE, EGRESS OR OCCUPANCY
B01199259-I1
02/18/2026
Special inspection requirement — Final
JIN WOO LEE
02/18/2026
Special inspection requirement — Lighting in dwelling units
Joon Ho Chai
02/18/2026
Special inspection requirement — Maintenance information
Joon Ho Chai
02/18/2026
Special inspection requirement — Metering
Joon Ho Chai
02/18/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Joon Ho Chai
02/18/2026
Special inspection requirement — Air barrier - visual inspection
Joon Ho Chai
02/18/2026
Special inspection requirement — Fenestration air leakage
Joon Ho Chai
02/18/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Joon Ho Chai
02/18/2026
Special inspection requirement — Fire-Resistance Rated Construction
Joon Ho Chai
02/18/2026
Special inspection requirement — Energy Code Compliance Inspections
Joon Ho Chai
02/18/2026
Special inspection requirement — Interior lighting power
Joon Ho Chai
02/18/2026
Special inspection requirement — Preliminary
Joon Ho Chai
02/18/2026
Special inspection requirement — Insulation placement and R values
Joon Ho Chai
02/18/2026
Special inspection requirement — Fenestration areas
Joon Ho Chai
01/14/2026
Filed — Alteration
STRUCTURAL MODIFICATIONS AS PER PLANS. REPLACING ROOF AND INSTALLATION OF NEW STAIR BULKHEADS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01206939-P2
01/06/2026
Special inspection requirement — Fire-Resistance Rated Construction
Joon Ho Chai
01/06/2026
Special inspection requirement — Final
JIN WOO LEE
01/06/2026
Special inspection requirement — Energy Code Compliance Inspections
Joon Ho Chai
01/06/2026
Special inspection requirement — Maintenance information
Joon Ho Chai
01/06/2026
Special inspection requirement — Interior lighting power
Joon Ho Chai
01/06/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Joon Ho Chai
01/06/2026
Special inspection requirement — Air barrier - visual inspection
Joon Ho Chai
01/06/2026
Special inspection requirement — Insulation placement and R values
Joon Ho Chai
01/06/2026
Special inspection requirement — Metering
Joon Ho Chai
01/06/2026
Special inspection requirement — Fenestration areas
Joon Ho Chai
01/06/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Joon Ho Chai
01/06/2026
Special inspection requirement — Lighting in dwelling units
Joon Ho Chai
01/06/2026
Special inspection requirement — Fenestration air leakage
Joon Ho Chai
01/06/2026
Special inspection requirement — Preliminary
Joon Ho Chai
12/11/2025
Signed off — Alteration
STRUCTURAL MODIFICATIONS AS PER PLANS. REPLACING ROOF AND INSTALLATION OF NEW STAIR BULKHEADS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01206939-S2
10/22/2025
Permit issued — General Construction
B01296740-I1-GC
10/16/2025
Filed — Alteration
INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. LIVE LOAD 300PSF.
B01264928-P2
10/15/2025
Filed — Alteration
STUCCO REPAIR WORK AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. WORK SHALL COMPLY WITH CHAPTER 33 OF THE 2022 NYC BUILDING CODE.
B01296740-I1
10/09/2025
Filed — Alteration
INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. LIVE LOAD 300PSF.
B01264928-P1
10/06/2025
Filed — Alteration
MINOR RENOVATION OF (8) APT UNITS AND COMMON HALLWAY FROM CELLAR TO ROOF, INCLUDE FINISH WORK. NO CHANGE TO USE, EGRESS OR OCCUPANCY
B01199259-P1
09/26/2025
Violation issued (ECB, closed)
Construction
09/26/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
09/08/2025
Permit issued — Mechanical Systems
B01206939-S1-MS
08/29/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
08/27/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
08/25/2025
Objection resolved — Addressed
08/05/2025
Objection resolved — Addressed
08/05/2025
Objection resolved — Addressed
08/05/2025
Objection resolved — Addressed
08/04/2025
Permit issued — Sidewalk Shed
B01264928-I1-SH
08/04/2025
Permit issued — Supported Scaffold
B01264932-I1-SF
08/04/2025
Objection resolved — Addressed
08/02/2025
Filed — Alteration
INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. LIVE LOAD 300PSF.
B01264928-I1
Latest 60 of 111 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedBRW CONSTRUCTION10/22/2025
DOB NOWMechanical SystemsSigned-offBADGER MANAGEMENT09/08/2025
DOB NOWSidewalk ShedSigned-offPARK CONTRACTING GROUP08/04/2025
DOB NOWSupported ScaffoldSigned-offPARK CONTRACTING GROUP08/04/2025
DOB NOWStructuralSigned-offREDIRECTING LIC INC07/28/2025
DOB NOWGeneral ConstructionSigned-offBADGER MANAGEMENT06/30/2025
DOB NOWPlumbingSigned-offT & T PLUMBING INC04/03/2025
DOB NOWGeneral ConstructionSigned-offBADGER MANAGEMENT03/31/2025
2 projects · most recent 12/05/2025
General Wiring
FiledStatusContractorScope
12/05/2025CompleteE & M ELECTRICAL NY CORPGeneral Wiring
08/05/2025Permit IssuedRICHARD NEU—
▾Field Inspections (DOB CAP) — 9
DateTypeResultReport
03/05/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
03/02/2026Fail-Final General Construction Non-Directive 14FailView ↗
09/26/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
08/29/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
08/27/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
01/24/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
12/23/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/06/2024Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
05/06/2024Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 67
DateRequirementInspectorRole
04/20/2026MasonryKAMRUL AHSANspecial
03/05/2026MasonryKAMRUL AHSANspecial
02/18/2026Fire-Resistant Penetrations and JointsJoon Ho Chaispecial
02/18/2026MeteringJoon Ho Chaienergy_progress
02/18/2026Lighting in dwelling unitsJoon Ho Chaienergy_progress
02/18/2026Air barrier - visual inspectionJoon Ho Chaienergy_progress
02/18/2026Maintenance informationJoon Ho Chaienergy_progress
02/18/2026Fenestration areasJoon Ho Chaienergy_progress
02/18/2026Insulation placement and R valuesJoon Ho Chaienergy_progress
02/18/2026Interior lighting powerJoon Ho Chaienergy_progress
02/18/2026Energy Code Compliance InspectionsJoon Ho Chaiprogress
02/18/2026PreliminaryJoon Ho Chaiprogress
02/18/2026Fenestration and door U-factor and product ratingsJoon Ho Chaienergy_progress
02/18/2026Fenestration air leakageJoon Ho Chaienergy_progress
02/18/2026Fire-Resistance Rated ConstructionJoon Ho Chaiprogress
02/18/2026FinalJIN WOO LEEprogress
01/06/2026Fenestration air leakageJoon Ho Chaienergy_progress
01/06/2026Lighting in dwelling unitsJoon Ho Chaienergy_progress
01/06/2026Fenestration and door U-factor and product ratingsJoon Ho Chaienergy_progress
01/06/2026Fenestration areasJoon Ho Chaienergy_progress
01/06/2026MeteringJoon Ho Chaienergy_progress
01/06/2026Insulation placement and R valuesJoon Ho Chaienergy_progress
01/06/2026Air barrier - visual inspectionJoon Ho Chaienergy_progress
01/06/2026Interior lighting powerJoon Ho Chaienergy_progress
01/06/2026Maintenance informationJoon Ho Chaienergy_progress
Latest 25 of 67.
▾Documents — 90 on file (BIS + DOB NOW)
▸Plans & Drawings14
▸DOB NOWPlans/Sketch14
08/22/2026B01199259-P1Request digital key ↗
08/22/2026B01199259-I1Request digital key ↗
08/22/2026B01201486-I1Request digital key ↗
Showing 3 of 14 on file for this type
▸Zoning, Tax Lot & Property Records3
▸DOB NOWZD1: DOB Zoning Diagram3
08/13/2026B01206939-P2Open ↗
08/13/2026B01206939-P1Open ↗
08/13/2026B01206939-I1Open ↗
▸Seals & Professional Certifications47
▸DOB NOWProgress Inspector Seal & Signature23
09/28/2026B01206939-I1Open ↗
09/28/2026B01206939-I1Open ↗
09/28/2026B01206939-I1Open ↗
Showing 3 of 23 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature14
08/22/2026B01199259-P1Open ↗
08/22/2026B01199259-I1Open ↗
08/21/2026B01206939-S1Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature10
09/28/2026B01206939-I1Open ↗
09/05/2026B01199259-I1Open ↗
09/01/2026B01201486-I1Open ↗
Showing 3 of 10 on file for this type
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
08/22/2026B01199259-I1Open ↗
08/22/2026B01199259-P1Open ↗
08/21/2026B01206939-S1Open ↗
Showing 3 of 10 on file for this type
▸Other Documents16
▸DOB NOWDHCR Document7
08/13/2026B01206939-S1Open ↗
08/13/2026B01201486-I1Open ↗
08/13/2026B01199259-P1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSite Survey: Initial3
08/13/2026B01206939-I1Open ↗
08/13/2026B01206939-P1Open ↗
08/13/2026B01206939-P2Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/13/2026B01206939-I1Open ↗
08/13/2026B01206939-P1Open ↗
08/13/2026B01206939-P2Open ↗
▸DOB NOWPlot Diagram3
08/13/2026B01206939-I1Open ↗
08/13/2026B01206939-P2Open ↗
08/13/2026B01206939-P1Open ↗