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BuildNYC
Office only, 1 story
52 A 21 STREET
BROOKLYN · BIN 3429906
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1930Year Built
1Stories
O1Building Class
M3-1Zoning
27,270 sfGross Floor Area
1Units
0 Active ViolationsFDNY Report ↗
Office only, 1 story · Owner of record: Sip Holdings Venture · 435,718 sf lot · 0.06 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralMechanicalGeneral
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
Floor 1Bridge Development Partners, LLC5p · 2 filings · 19 docs
Site & exteriorBridge Development Partners, LLC5p · 1 filing · 17 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
MSM Engineering Services103/11/2025
Bohler Engineering NY208/27/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
Ggonzalez Bohlereng Company403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
Platinum Services NYScaffold303/21/2026
Northeast Specialist GroupGeneral Contractor104/09/2026
Northeast Specialist GroupScaffold104/09/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
Ace Structural Engineering496108/27/2024
Building Lifecycle
All (8)Filed (3)Permit Issued (3)Signed Off (2)
03/25/2026
Signed off — Alteration
INSTALLATION OF TEMPORARY NEEDLE BEAM AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY SHALL COMPLY WITH CHAPTER#33 OF 2022 THE NY BUILDING CODE.
B01185661-I1
03/05/2026
Signed off — Full Demolition
Filing herewith plans for the demolition of a 1-story building (Verizon Outbuilding).
B01096994-I1
12/16/2025
Permit issued — Full Demolition
B01096994-I1-FD
12/15/2025
Permit issued — Protection and Mechanical Methods
B01096994-S1-PMM
03/11/2025
Filed — Alteration
INSTALLATION OF TEMPORARY NEEDLE BEAM AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY SHALL COMPLY WITH CHAPTER#33 OF 2022 THE NY BUILDING CODE.
B01185661-I1
03/11/2025
Permit issued — Protection and Mechanical Methods
B01185661-I1-PMM
08/27/2024
Filed — Full Demolition
Filing herewith plans for the demolition of a 1-story building (Verizon Outbuilding).
B01096994-I1
08/27/2024
Filed — Full Demolition
Filing herewith plans for the demolition of a 1-story building (Verizon Outbuilding).
B01096994-S1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWFull DemolitionSigned-offNortheast Specialist Group12/16/2025
DOB NOWProtection and Mechanical MethodsSigned-offNortheast Specialist Group12/15/2025
DOB NOWProtection and Mechanical MethodsSigned-offPlatinum Services NY03/11/2025
Nothing on file for this building.
Nothing on file for this building.
▾Documents — 19 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/24/2026B01096994-S1Request digital key ↗
08/24/2026B01096994-I1Request digital key ↗
08/22/2026B01185661-I1Request digital key ↗
▸Applications & Permits2
▸DOB NOWDEP Stormwater Maintenance Permit1
08/24/2026B01096994-I1Open ↗
▸DOB NOWDEP Stormwater Construction Permit1
08/24/2026B01096994-I1Open ↗
▸Seals & Professional Certifications3
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/24/2026B01096994-S1Open ↗
08/24/2026B01096994-I1Open ↗
08/13/2026B01185661-I1Open ↗
▸Trade Schedules & Equipment4
▸DOB NOWGas Cut-Off1
08/24/2026B01096994-I1Open ↗
▸DOB NOWSewer Cut-Off1
08/24/2026B01096994-I1Open ↗
▸DOB NOWElectric Cut-Off1
08/24/2026B01096994-I1Open ↗
▸DOB NOWWater Cut-Off1
08/24/2026B01096994-I1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/24/2026B01096994-I1Open ↗
▸DOB NOWRodent Control1
08/24/2026B01096994-I1Open ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWNew York DEC Notice of Determination1
08/24/2026B01096994-I1Open ↗
▸Other Documents4
▸DOB NOWCommunity Board Notification1
08/24/2026B01096994-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/24/2026B01096994-I1Open ↗
▸DOB NOWFull Demo: 10-Day Notice1
08/24/2026B01096994-I1Open ↗
▸DOB NOWStructure Photographs1
08/24/2026B01096994-I1Open ↗