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Two family brick
521 MONTGOMERY STREET
BROOKLYN · Crown Heights (South) · BIN 3034250
💬 Discuss this project
1925Year Built
2Stories
B1Building Class
R5Zoning
2,400 sfGross Floor Area
2Units
4 Open Violations ▸FDNY Report ↗
Two family brick · Owner of record: ZB 521 LLC · 3,194 sf lot · 0.75 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbingEquipmentGeneral
Permit Issued — active, not yet Signed-off
Roof6p · 1 filing · 15 docs
Floor 33p · 1 filing · 2 docs
Floor 2Under Construction21p · 3 filings · 20 docs
Floor 1Under Construction29p · 4 filings · 20 docs
Sub-BasementUnder Construction13p · 2 filings · 20 docs
Site & exteriorUnder Construction10p · 3 filings · 19 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
REVAMP NYC2107/10/2026
OWNERS REP304/09/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/13/2023$2.2M—— → —$917/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
PRAMODRAY SHAH, P.E.711/12/2025
SONI ENGINEERING CONSULTING109/15/2025
CONSULTING ENGINEER207/25/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JUST ARCHITECTURE603/21/2026
NAPHTALI DEUTSCH ARCHITECTURE403/21/2026
AE DESIGN SOLUTION203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ADOR BUILDERS LLCGeneral Contractor1107/10/2026
PLBG P & H INCPlumbing307/08/2026
RYBURN PHILLIPSElectrical103/21/2026
CHS CONTRACTING LLCGeneral Contractor107/08/2026
CORE SCAFFOLD SYSTEMS INC.General Contractor104/09/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SHAHRISH SHUVO ENGINEERIN8524811/12/2025
Building Lifecycle
All (97)Filed (10)Permit Issued (12)Signed Off (2)Violation (18)Inspection (7)Objection (18)Special Inspection (30)
07/14/2026
Signed off — Alteration
GENERAL CONSTRUCTION, STRUCTURAL, & FOUNDATION WORK ONLY IN CONJUNCTION WITH B01007528-I1. NO CHANGE TO EXISTING BULK, FLOOR AREA USE OR OCCUPANCY.
B01060728-I1
07/09/2026
Permit issued — General Construction
B01007528-I1-GC
05/20/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
05/12/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
04/23/2026
Signed off — Alteration
INSTALLATION OF TEMPORARY SYSTEM SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01286735-I1
03/12/2026
Permit issued — Plumbing
B01007533-I1-PL
02/05/2026
Violation issued (ECB, closed)
Construction
02/05/2026
Violation issued (ECB, closed)
Construction
02/05/2026
Violation issued (ECB, closed)
Construction
02/05/2026
Violation issued (ECB, closed)
Construction
01/22/2026
Permit issued — Construction Fence
B01007540-I1-FN
01/12/2026
Violation issued (ECB, closed)
Unknown
12/15/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
12/09/2025
Permit issued — Plumbing
B01007533-I1-PL
12/02/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Shahrish Shuvo
12/02/2025
Special inspection requirement — HVAC-R and service water heating equipment
Shahrish Shuvo
12/02/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
Shahrish Shuvo
12/02/2025
Special inspection requirement — HVAC-R and service water heating system controls
Shahrish Shuvo
12/02/2025
Special inspection requirement — Energy Code Compliance Inspections
Shahrish Shuvo
11/25/2025
Objection resolved — Addressed
11/19/2025
Objection resolved — Addressed
11/18/2025
Objection raised — Plumbing
11/18/2025
Objection raised — Cost
11/12/2025
Filed — Alteration
MODIFICATION OF EXISTING AND INSTALLATION OF NEW PLUMBING FIXTURES FOR RENOVATION AT BASEMENT,FIRST AND SECOND FLOORS.
B01007533-P2
10/27/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Shahrish Shuvo
10/27/2025
Special inspection requirement — Energy Code Compliance Inspections
Shahrish Shuvo
10/27/2025
Special inspection requirement — HVAC-R and service water heating system controls
Shahrish Shuvo
10/27/2025
Special inspection requirement — HVAC-R and service water heating equipment
Shahrish Shuvo
10/27/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
Shahrish Shuvo
10/07/2025
Permit issued — Supported Scaffold
B01286735-I1-SF
09/18/2025
Violation issued (ECB, closed)
Construction
09/18/2025
Violation issued (ECB, closed)
Construction
09/15/2025
Filed — Alteration
INSTALLATION OF TEMPORARY SYSTEM SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01286735-I1
08/18/2025
Permit issued — Structural
B01060728-I1-GC-CX
08/04/2025
Violation issued (ECB, closed)
Construction
07/17/2025
Permit issued — General Construction
B01007528-I1-GC
11/04/2024
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
11/04/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/30/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
10/09/2024
Special inspection requirement — Fenestration air leakage
Shahrish Shuvo
10/09/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Shahrish Shuvo
10/09/2024
Special inspection requirement — Fire-Resistance Rated Construction
Shahrish Shuvo
10/09/2024
Special inspection requirement — Final
Shahrish Shuvo
10/09/2024
Special inspection requirement — Energy Code Compliance Inspections
Shahrish Shuvo
10/09/2024
Special inspection requirement — Fenestration areas
Shahrish Shuvo
10/09/2024
Special inspection requirement — Insulation placement and R values
Shahrish Shuvo
10/09/2024
Special inspection requirement — Permanent certificate
Shahrish Shuvo
10/09/2024
Special inspection requirement — Interior lighting power
Shahrish Shuvo
10/09/2024
Special inspection requirement — Air barrier - visual inspection
Shahrish Shuvo
10/09/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Shahrish Shuvo
10/02/2024
Filed — Alteration
Structural application filed herewith to propose interior renovations
B01007528-P1
09/30/2024
Permit issued — Construction Fence
B01007540-I1-FN
09/27/2024
Violation issued (ECB, closed)
Construction
09/27/2024
Violation issued (ECB, closed)
Construction
09/27/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
09/23/2024
Permit issued — Plumbing
B01007533-I1-PL
09/19/2024
Special inspection requirement — Interior lighting power
Shahrish Shuvo
09/19/2024
Special inspection requirement — Permanent certificate
Shahrish Shuvo
09/19/2024
Special inspection requirement — Air barrier - visual inspection
Shahrish Shuvo
09/19/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Shahrish Shuvo
Latest 60 of 97 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offADOR BUILDERS LLC07/09/2026
DOB NOWPlumbingPermit IssuedPLBG P & H INC03/12/2026
DOB NOWConstruction FencePermit IssuedADOR BUILDERS LLC01/22/2026
DOB NOWPlumbingPermit IssuedPLBG P & H INC12/09/2025
DOB NOWSupported ScaffoldSigned-offCORE SCAFFOLD SYSTEMS INC10/07/2025
DOB NOWStructuralSigned-offADOR BUILDERS LLC08/18/2025
DOB NOWGeneral ConstructionSigned-offADOR BUILDERS LLC07/17/2025
DOB NOWConstruction FencePermit IssuedADOR BUILDERS LLC09/30/2024
DOB NOWPlumbingPermit IssuedPLBG P & H INC09/23/2024
DOB NOWStructuralSigned-offADOR BUILDERS LLC08/14/2024
DOB NOWGeneral ConstructionSigned-offADOR BUILDERS LLC07/17/2024
DOB NOWConstruction FencePermit IssuedCHS CONTRACTING06/14/2024
BIS—ISSUEDA. INTERNATIONAL LTD07/30/2007
BIS—ISSUEDA. INTERNATIONAL LTD06/21/2007
1 project · most recent 11/12/2025
Gas Water/Sanitary
FiledStatusContractorScope
11/12/2025Permit IssuedPLBG P & H INCGas, Water/Sanitary
1 project · most recent 09/09/2024
General Wiring
FiledStatusContractorScope
09/09/2024Permit IssuedAYYUB ELECTRIC CORPGeneral Wiring
2 projects · most recent 10/02/2024
Steel Concrete
FiledStatusContractorScope
10/02/2024Signed-offADOR BUILDERS LLCSteel
07/25/2024Signed-offADOR BUILDERS LLCSteel, Concrete
▾Field Inspections (DOB CAP) — 7
DateTypeResultReport
05/20/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/12/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
12/15/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
11/04/2024Certified Gas-Gas-Piping-RoughingCertifiedView ↗
11/04/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/30/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
09/27/2024Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 51
DateRequirementInspectorRole
12/02/2025Fire-Resistant Penetrations and JointsShahrish Shuvospecial
12/02/2025HVAC-R and service water heating equipmentShahrish Shuvoenergy_progress
12/02/2025HVAC-R and service water piping design and insulationShahrish Shuvoenergy_progress
12/02/2025HVAC-R and service water heating system controlsShahrish Shuvoenergy_progress
12/02/2025Energy Code Compliance InspectionsShahrish Shuvoprogress
10/27/2025Fire-Resistant Penetrations and JointsShahrish Shuvospecial
10/27/2025Energy Code Compliance InspectionsShahrish Shuvoprogress
10/27/2025HVAC-R and service water heating system controlsShahrish Shuvoenergy_progress
10/27/2025HVAC-R and service water heating equipmentShahrish Shuvoenergy_progress
10/27/2025HVAC-R and service water piping design and insulationShahrish Shuvoenergy_progress
10/09/2024Fenestration air leakageShahrish Shuvoenergy_progress
10/09/2024Fire-Resistant Penetrations and JointsShahrish Shuvospecial
10/09/2024Fire-Resistance Rated ConstructionShahrish Shuvoprogress
10/09/2024FinalShahrish Shuvoprogress
10/09/2024Energy Code Compliance InspectionsShahrish Shuvoprogress
10/09/2024Fenestration areasShahrish Shuvoenergy_progress
10/09/2024Insulation placement and R valuesShahrish Shuvoenergy_progress
10/09/2024Permanent certificateShahrish Shuvoenergy_progress
10/09/2024Interior lighting powerShahrish Shuvoenergy_progress
10/09/2024Air barrier - visual inspectionShahrish Shuvoenergy_progress
10/09/2024Fenestration and door U-factor and product ratingsShahrish Shuvoenergy_progress
09/19/2024Interior lighting powerShahrish Shuvoenergy_progress
09/19/2024Permanent certificateShahrish Shuvoenergy_progress
09/19/2024Air barrier - visual inspectionShahrish Shuvoenergy_progress
09/19/2024Fire-Resistant Penetrations and JointsShahrish Shuvospecial
Latest 25 of 51.
▾Documents — 59 on file (BIS + DOB NOW)
▸Plans & Drawings10
▸DOB NOWPlans/Sketch10
08/25/2026B01007540-I1Request digital key ↗
08/25/2026B01007533-I1Request digital key ↗
08/25/2026B01007533-P1Request digital key ↗
Showing 3 of 10 on file for this type
▸Seals & Professional Certifications37
▸DOB NOWProgress Inspector Seal & Signature14
09/03/2026B01060728-P1Open ↗
09/03/2026B01060728-P1Open ↗
09/02/2026B01007528-I1Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature13
09/03/2026B01060728-P1Open ↗
09/03/2026B01060728-P1Open ↗
09/03/2026B01060728-P1Open ↗
Showing 3 of 13 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/25/2026B01007540-I1Open ↗
08/25/2026B01007533-I1Open ↗
08/25/2026B01007533-P1Open ↗
Showing 3 of 10 on file for this type
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
08/25/2026B01007533-I1Open ↗
08/25/2026B01007533-P1Open ↗
08/25/2026B01007533-P2Open ↗
Showing 3 of 8 on file for this type
▸Inspections & Test Reports4
▸DOB NOWSOIL REPORT2
08/24/2026B01060728-I1Open ↗
08/13/2026B01060728-P1Open ↗
▸DOB NOWTR4 Test Report and Plot Diagram1
08/13/2026B01060728-I1Open ↗
▸DOB NOWGeotechnical Report (BC 1803.6)1
08/13/2026B01060728-I1Open ↗