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Miscellaneous warehouse
548 UNION STREET
BROOKLYN · BIN 3323370
💬 Discuss this project
1910Year Built
2Stories
E9Building Class
M1-4/R6AZoning
4,552 sfGross Floor Area
2Units
14 Open Violations 13 unresolved · 1 paperwork only ▸FDNY Report ↗
Miscellaneous warehouse · Owner of record: 548 UNION STREET PROPERTY OWNER LLC · 3,600 sf lot · 1.26 FAR built · Flood zone X
Locations of Work
ArchitectureStructural
Permit Issued — active, not yet Signed-off
Floor 5Under Construction27p · 1 filing · 20 docs
Floor 4Under Construction27p · 1 filing · 20 docs
Floor 3Under Construction21p · 1 filing · 20 docs
Floor 2Under Construction47p · 1 filing · 20 docs
Floor 1Under Construction48p · 1 filing · 20 docs
CellarUnder Construction20p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
UNION STREET PROPERTY OWNER2209/13/2026
548 UNION STREET PROPERTY103/22/2026
OWNER OF 550 UNION ST103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
06/27/2025$4.0M—548-550 UNION REALTY LLC → 548 UNION STREET PROPERTY OWNER LLC$879/sf building
02/28/2024$4.0M—— → —$879/sf building
07/27/2021$2.0M—— → —$439/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
STRUCTURAL ENGINEERING TECHNOLOGIES404/28/2026
GRID DRAFTING AND CONSULTING LLC103/11/2026
INM ARCHITECTS PC111/19/2025
ALL CITY ENGINEERING, P.C.311/03/2025
STUDIOSC ARCHITECTURE PLLC110/01/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JM ZONING, LLC.703/21/2026
SIERRA SAFETY CORP203/21/2026
IOR DESIGN & CONSULTING203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
DYNATEC DEVELOPEMENT INCGeneral Contractor1009/07/2026
ALPHA SCAFFOLDING INCGeneral Contractor109/07/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
HRF SERVICES CORP5616804/28/2026
Building Lifecycle
All (83)Filed (10)Permit Issued (11)Violation (25)Inspection (6)Objection (31)
09/03/2026
Permit issued — Sidewalk Shed
B01453907-I1-SH
08/31/2026
Permit issued — Structural
B01257108-S2-ST
08/31/2026
Permit issued — Support of Excavation
B01257108-S6-SE
08/31/2026
Permit issued — Foundation
B01257108-S1-FO
08/31/2026
Permit issued — Construction Fence
B01369397-I1-FN
08/28/2026
Permit issued — General Construction
B01257108-I1-GC
07/29/2026
Violation issued (ECB, open)
Construction
07/29/2026
Violation issued (ECB, open)
Construction
07/09/2026
Permit issued — Structural
B01257108-S2-ST
07/08/2026
Permit issued — General Construction
B01257108-I1-GC
07/02/2026
Permit issued — Support of Excavation
B01257108-S6-SE
07/02/2026
Permit issued — Foundation
B01257108-S1-FO
06/30/2026
Inspection — Fail-Final PL - Up to 9 Requested Floors
Fail
View inspection ↗
06/24/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
06/22/2026
Inspection — Certified Storm Drainage-ST-Fixtures-Finish
Certified
View inspection ↗
06/02/2026
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
05/10/2026
Violation issued (ECB, closed)
Construction
04/28/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S8
03/20/2026
Objection raised — Admin
03/20/2026
Objection resolved — Resolved
03/20/2026
Objection resolved — Resolved
03/17/2026
Permit issued — Construction Fence
B01369397-I1-FN
03/11/2026
Filed — Alteration
B01369397-I1
03/06/2026
Objection resolved — Resolved
03/05/2026
Violation issued (ECB, closed)
Construction
02/27/2026
Objection raised — Admin
02/25/2026
Objection resolved — Addressed
02/25/2026
Objection resolved — Addressed
02/25/2026
Objection resolved — Addressed
02/11/2026
Objection resolved — Addressed
01/28/2026
Objection resolved — Addressed
12/23/2025
Objection raised — Admin
12/23/2025
Objection raised — Admin
12/15/2025
Objection resolved — Addressed
12/13/2025
Objection raised — Admin
12/12/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S1
12/09/2025
Objection raised — Admin
12/08/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S6
12/05/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S2
12/03/2025
Objection resolved — Addressed
11/28/2025
Objection raised — Admin
11/19/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S7
11/18/2025
Objection resolved — Addressed
11/14/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
11/13/2025
Objection resolved — Addressed
11/13/2025
Objection resolved — Addressed
11/07/2025
Objection raised — Admin
11/07/2025
Objection raised — Fire_Protection
11/07/2025
Objection raised — Fire_Protection
11/06/2025
Objection raised — Admin
11/06/2025
Objection raised — Energy
11/06/2025
Objection raised — Plumbing
11/06/2025
Objection raised — Energy
11/06/2025
Objection raised — Admin
11/06/2025
Objection raised — Zoning
11/03/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S4
11/03/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S3
11/03/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Structural work as per plans filed. Subsequent filing to Alt CO #B01257108-I1.
B01257108-S5
10/16/2025
Objection raised — Admin
10/16/2025
Objection raised — Admin
Latest 60 of 83 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSidewalk ShedPermit IssuedALPHA SCAFFOLDING INC09/03/2026
DOB NOWStructuralPermit IssuedDYNATEC DEVELOPEMENT INC08/31/2026
DOB NOWSupport of ExcavationPermit IssuedDYNATEC DEVELOPEMENT INC08/31/2026
DOB NOWFoundationPermit IssuedDYNATEC DEVELOPEMENT INC08/31/2026
DOB NOWConstruction FencePermit IssuedDYNATEC DEVELOPEMENT INC08/31/2026
DOB NOWGeneral ConstructionPermit IssuedDYNATEC DEVELOPEMENT INC08/28/2026
DOB NOWStructuralPermit IssuedDYNATEC DEVELOPEMENT INC07/09/2026
DOB NOWGeneral ConstructionPermit IssuedDYNATEC DEVELOPEMENT INC07/08/2026
DOB NOWSupport of ExcavationPermit IssuedDYNATEC DEVELOPEMENT INC07/02/2026
DOB NOWFoundationPermit IssuedDYNATEC DEVELOPEMENT INC07/02/2026
DOB NOWConstruction FencePermit IssuedDYNATEC DEVELOPEMENT03/17/2026
1 project · most recent 04/28/2026
Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
04/28/2026Permit IssuedDYNATEC DEVELOPEMENT INCAir Conditioning Systems
Cooling
Mitsubishi Electric MXZ-SM36NL 36,000 BTU · Condensing Unit ×4
MXZ-SM48NL 48,000 BTU · Condensing Unit ×3
MXZ-SM60NL 60,000 BTU · Condensing Unit ×2
1 project · most recent 04/28/2026
Sprinkler System
FiledStatusContractorScope
04/28/2026——Sprinkler System
1 project · most recent 04/28/2026
Storm Water/Sanitary
FiledStatusContractorScope
04/28/2026——Storm, Water/Sanitary
1 project · most recent 09/03/2026
FiledStatusContractorScope
09/03/2026Permit IssuedRICHARD NEU—
1 project · most recent 04/28/2026
Concrete
FiledStatusContractorScope
04/28/2026Permit IssuedDYNATEC DEVELOPEMENT INCConcrete
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
06/30/2026Fail-Final PL - Up to 9 Requested FloorsFailView ↗
06/24/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
06/22/2026Certified Storm Drainage-ST-Fixtures-FinishCertifiedView ↗
06/02/2026Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
09/17/2025Pass-Final PL - UndergroundPassView ↗
05/10/2023Pass-Final PL - Up to 3 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 57
DateRequirementInspectorRole
03/13/2026Post-installed AnchorsSHAHRIAR QUAYYUMspecial
03/13/2026Footing and FoundationSHAHRIAR QUAYYUMprogress
03/13/2026Concrete - Cast-In-PlaceSHAHRIAR QUAYYUMspecial
03/13/2026Subgrade InspectionsSHAHRIAR QUAYYUMspecial
03/13/2026Subsurface Investigations (Borings/Test Pits)SHAHRIAR QUAYYUMspecial
03/13/2026Construction Operations Influencing Adjacent StructuresSHAHRIAR QUAYYUMspecial
03/13/2026FinalSHAHRIAR QUAYYUMprogress
03/13/2026Underpinning and alternate methods of support of buildings and adjacent propertySHAHRIAR QUAYYUMspecial
03/09/2026Deep Foundation ElementsSHAHRIAR QUAYYUMspecial
01/16/2026VestibulesSHAHRIAR QUAYYUMenergy_progress
01/16/2026Air barrier — testing SHAHRIAR QUAYYUMenergy_progress
01/16/2026Exterior lighting powerSHAHRIAR QUAYYUMenergy_progress
01/16/2026Lighting controlsSHAHRIAR QUAYYUMenergy_progress
01/16/2026Interior lighting powerSHAHRIAR QUAYYUMenergy_progress
01/16/2026Lighting in dwelling unitsSHAHRIAR QUAYYUMenergy_progress
01/16/2026MeteringSHAHRIAR QUAYYUMenergy_progress
11/03/2025Maintenance informationSHAHRIAR QUAYYUMenergy_progress
11/03/2025Exhaust and Vent Systems in Plenums and DuctsSHAHRIAR QUAYYUMspecial
11/03/2025Fire-Resistant Penetrations and JointsSHAHRIAR QUAYYUMspecial
11/03/2025HVAC-R and service water heating system controlsSHAHRIAR QUAYYUMenergy_progress
11/03/2025Duct leakage testing, insulation and designSHAHRIAR QUAYYUMenergy_progress
11/03/2025HVAC-R and service water piping design and insulationSHAHRIAR QUAYYUMenergy_progress
11/03/2025HVAC-R and service water heating equipmentSHAHRIAR QUAYYUMenergy_progress
11/03/2025HVAC-R and service water heating system controlsSHAHRIAR QUAYYUMenergy_progress
11/03/2025HVAC-R and service water heating equipmentSHAHRIAR QUAYYUMenergy_progress
Latest 25 of 57.
▾Documents — 67 on file (BIS + DOB NOW)
▸Plans & Drawings10
▸DOB NOWPlans/Sketch10
08/19/2026B01257108-S5Request digital key ↗
08/19/2026B01257108-S3Request digital key ↗
08/19/2026B01257108-S2Request digital key ↗
Showing 3 of 10 on file for this type
▸Applications & Permits2
▸BISBPP-5 - Authorization to the Department of Transportation1
12/17/2025340921925Open ↗
▸BISPLAN / WORK APPROVAL APPLICATION1
12/16/2025340921925Open ↗
▸Zoning, Tax Lot & Property Records2
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B01257108-I1Open ↗
▸DOB NOWZD1: DOB Zoning Diagram1
08/13/2026B01257108-I1Open ↗
▸Seals & Professional Certifications27
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/19/2026B01257108-S5Open ↗
08/19/2026B01257108-S3Open ↗
08/19/2026B01257108-S2Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/02/2026B01257108-S6Open ↗
09/02/2026B01257108-S6Open ↗
08/29/2026B01257108-S1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature7
08/29/2026B01257108-S1Open ↗
08/27/2026B01257108-S2Open ↗
08/23/2026B01257108-S3Open ↗
Showing 3 of 7 on file for this type
▸BISAPPLICANT OWNER SIGNATURE1
12/16/2025340921925Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
12/16/2025340921925Open ↗
▸Trade Schedules & Equipment1
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)1
08/13/2026B01257108-I1Open ↗
▸Safety & Tenant Protection4
▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1
01/20/2026340921925Open ↗
▸BISBPP: STREET TREES SITE PLAN1
12/16/2025340921925Open ↗
▸BISSTREET TREE CHECKLIST1
01/20/2026340921925Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/19/2026B01257108-I1Open ↗
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form8
08/19/2026B01257108-S5Open ↗
08/19/2026B01257108-S4Open ↗
08/19/2026B01257108-S2Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/19/2026B01257108-S2Open ↗
▸Inspections & Test Reports6
▸DOB NOWSOIL REPORT3
08/19/2026B01257108-S8Open ↗
08/13/2026B01257108-S8Open ↗
08/13/2026B01257108-S6Open ↗
▸DOB NOWTR4 Test Report and Plot Diagram3
08/19/2026B01257108-S8Open ↗
08/13/2026B01257108-S8Open ↗
08/13/2026B01257108-S6Open ↗
▸Filing & Intake Forms1
▸BISEFILING JOB APPLICATION COVER SHEET1
12/16/2025340921925Open ↗
▸Other Documents5
▸BISBPP - SUPPORTING DOCUMENTATION1
01/20/2026340921925Open ↗
▸DOB NOWProperty Ownership Certification1
08/19/2026B01257108-I1Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026B01257108-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1
08/13/2026B01257108-I1Open ↗
▸DOB NOWAdjoining Owners Notification1
08/19/2026B01257108-S6Open ↗