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BROOKLYN
90 EAST 49 STREET
BROOKLYN · BIN 3427530
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—Year Built
—Stories
—Building Class
—Zoning
—Gross Floor Area
—Units
Locations of Work
ArchitectureStructuralFire Protection
Permit Issued — active, not yet Signed-off
RoofUnder Construction8p · 1 filing · 4 docs
BulkheadUnder Construction6p · 1 filing · 4 docs
Floor 7Under Construction2p · 1 filing · 4 docs
Floor 6Under Construction6p · 2 filings · 13 docs
Floor 5Under Construction3p · 2 filings · 13 docs
Floor 4Under Construction5p · 2 filings · 13 docs
Floor 3Under Construction5p · 2 filings · 13 docs
Floor 2Under Construction6p · 2 filings · 13 docs
Floor 1Under Construction6p · 2 filings · 13 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
MONADNOCK DEVELOPMENT609/13/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
H & O ENGINEERING, DPC608/27/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
DTO ALTERATIONS LLCGeneral Contractor307/02/2026
Building Lifecycle
All (16)Filed (6)Permit Issued (3)Inspection (2)Objection (2)Special Inspection (3)
08/27/2026
Filed — Full Demolition
ERECT 8' HIGH TEMPORARY PLYWOOD CONSTRUCTION FENCE ALONG LOT 03 IN CONJUNCTION WITH DEMOLITION
B01419476-S2
07/31/2026
Special inspection requirement — Final
SANTIAGO HELMAN
07/27/2026
Filed — Alteration
INSTALL DEBRIS CHUTE AS PER PLAN IN CONJUNCTION WITH BUILDING DEMOLITION
B01419481-P1
07/15/2026
Objection raised — Admin
07/15/2026
Objection resolved — Resolved
06/30/2026
Permit issued — Construction Fence
B01419476-S1-FN
06/30/2026
Permit issued — General Construction
B01419481-I1-GC
06/29/2026
Filed — Full Demolition
ERECT 8' HIGH TEMPORARY PLYWOOD CONSTRUCTION FENCE ALONG LOT 03 IN CONJUNCTION WITH DEMOLITION
B01419476-S1
06/24/2026
Permit issued — Protection and Mechanical Methods
B01419481-S1-PMM
06/22/2026
Filed — Alteration
INSTALL DEBRIS CHUTE AS PER PLAN IN CONJUNCTION WITH BUILDING DEMOLITION
B01419481-I1
06/22/2026
Filed — Alteration
INSTALL DEBRIS CHUTE AS PER PLAN IN CONJUNCTION WITH BUILDING DEMOLITION
B01419481-S1
06/19/2026
Filed — Full Demolition
ERECT 8' HIGH TEMPORARY PLYWOOD CONSTRUCTION FENCE ALONG LOT 03 IN CONJUNCTION WITH DEMOLITION
B01419476-I1
06/19/2026
Special inspection requirement — Demolition
06/19/2026
Special inspection requirement — Structural Stability – Alterations of existing Buildings
12/12/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
09/23/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWConstruction FencePermit IssuedDTO ALTERATIONS LLC06/30/2026
DOB NOWGeneral ConstructionPermit IssuedDTO ALTERATIONS LLC06/30/2026
DOB NOWProtection and Mechanical MethodsPermit IssuedDTO ALTERATIONS LLC06/24/2026
1 project · most recent 08/27/2026
Fence
FiledStatusContractorScope
08/27/2026Permit IssuedDTO ALTERATIONS LLCFence
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
12/12/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
09/23/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 3
DateRequirementInspectorRole
07/31/2026FinalSANTIAGO HELMANprogress
06/19/2026Demolition—special
06/19/2026Structural Stability – Alterations of existing Buildings—special
▾Documents — 13 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/16/2026B01419476-S1Request digital key ↗
08/16/2026B01419481-S1Request digital key ↗
08/16/2026B01419481-I1Request digital key ↗
Showing 3 of 5 on file for this type
▸Seals & Professional Certifications6
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/16/2026B01419476-S1Open ↗
08/16/2026B01419476-I1Open ↗
08/16/2026B01419481-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWProgress Inspector Seal & Signature1
08/28/2026B01419481-I1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/16/2026B01419481-I1Open ↗
08/16/2026B01419481-P1Open ↗