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Office only, 2-6 stories
4621 FT HAMILTON PARKWAY
BROOKLYN · BIN 3136887
💬 Discuss this project
1910Year Built
2Stories
O2Building Class
R6Zoning
3,326 sfGross Floor Area
1Units
9 Open Violations ▸FDNY Report ↗
Office only, 2-6 stories · Owner of record: 4621 FORT HAMILTON LLC · 1,920 sf lot · 1.73 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbing
Permit Issued — active, not yet Signed-off
Floor 3Under Construction10p · 1 filing · 20 docs
Floor 2Under Construction12p · 1 filing · 20 docs
Floor 1Under Construction11p · 1 filing · 20 docs
CellarUnder Construction12p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
OWNERS REP907/08/2026
SEAMLESS BUILDERS703/22/2026
4621 FORT HAMILTON LLC203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/03/2022$1.4M—Private party → 4621 FORT HAMILTON LLC$421/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
AL FFRED ARCHITECTURE PLLC409/19/2024
FL&M ENGINEERING DESIGN &INSPECTION209/19/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MISTER EXPEDITER403/21/2026
THE GREEN STUDIO203/21/2026
MILLENNIUM DESIGNS203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SEAMLESS BUILDERS INCGeneral Contractor507/08/2026
GWT ENTERPRISES INCGeneral Contractor307/08/2026
PLATINUM SERVICES NY LLCGeneral Contractor104/09/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
M. INT'L ENGINEERING PLLC3129109/19/2024
MSM ENGINEERING SERVICES,8449204/15/2024
Building Lifecycle
All (84)Filed (6)Permit Issued (7)Violation (23)Inspection (2)Objection (22)Special Inspection (24)
01/16/2026
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
01/16/2026
Violation issued (ECB, open)
Construction
01/02/2026
Permit issued — Sidewalk Shed
B01075241-I1-SH
12/12/2025
Permit issued — General Construction
B01004132-I1-GC
11/18/2025
Permit issued — Sidewalk Shed
B01075241-I1-SH
11/14/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
07/31/2025
Permit issued — Sidewalk Shed
B01075241-I1-SH
09/23/2024
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
09/19/2024
Filed — Alteration CO
HEREWITH FILING FOR INTERIOR RENOVATION & NEW HORIZONTAL ADDITION TO EXISTING THREE (3) STORY WITH CELLAR BUILDING. CONVERTING RESIDENTIAL TO COMMUNITY FACILITY
B01004132-P1
09/19/2024
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01075241-P1
09/19/2024
Violation issued (ECB, closed)
Construction
09/19/2024
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
NANIK MASSAND
09/19/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
NANIK MASSAND
09/19/2024
Special inspection requirement — Structural Stability – Alterations of existing buildings
NANIK MASSAND
09/19/2024
Special inspection requirement — Energy Code Compliance Inspections
NANIK MASSAND
09/19/2024
Special inspection requirement — Fire-Resistance Rated Construction
NANIK MASSAND
09/19/2024
Special inspection requirement — Air barrier - visual inspection
NANIK MASSAND
09/19/2024
Special inspection requirement — Electric vehicle service equipment requirements
NANIK MASSAND
09/19/2024
Special inspection requirement — Insulation placement and R values
NANIK MASSAND
09/19/2024
Special inspection requirement — Lighting in dwelling units
NANIK MASSAND
09/19/2024
Special inspection requirement — Fenestration air leakage
NANIK MASSAND
09/19/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
NANIK MASSAND
09/19/2024
Special inspection requirement — Metering
NANIK MASSAND
09/19/2024
Special inspection requirement — Interior lighting power
NANIK MASSAND
09/19/2024
Special inspection requirement — Exterior lighting power
NANIK MASSAND
09/19/2024
Special inspection requirement — Fenestration areas
NANIK MASSAND
09/19/2024
Special inspection requirement — Permanent certificate
NANIK MASSAND
09/19/2024
Special inspection requirement — Lighting controls
NANIK MASSAND
09/19/2024
Special inspection requirement — Protection of exposed foundation insulation
NANIK MASSAND
09/03/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
08/22/2024
Violation issued (ECB, closed)
Unknown
08/22/2024
Violation issued (ECB, closed)
Unknown
08/22/2024
Violation issued (ECB, open)
Construction
08/22/2024
Violation issued (ECB, open)
Construction
08/22/2024
Violation issued (ECB, open)
Unknown
07/31/2024
Permit issued — General Construction
B01004132-I1-GC
07/23/2024
Permit issued — Sidewalk Shed
B01075241-I1-SH
07/18/2024
Permit issued — Construction Fence
B01004132-S1-FN
07/08/2024
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01075241-I1
07/03/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
05/22/2024
Objection raised — Scope
05/22/2024
Objection resolved — Addressed
05/16/2024
Objection resolved — Addressed
05/02/2024
Objection resolved — Addressed
05/02/2024
Objection resolved — Addressed
05/02/2024
Objection resolved — Addressed
04/22/2024
Objection raised — Fire_Protection
04/22/2024
Objection raised — Mechanical
04/22/2024
Objection raised — Scope
04/17/2024
Objection resolved — Addressed
04/15/2024
Filed — Alteration CO
HEREWITH FILING FOR INTERIOR RENOVATION & NEW HORIZONTAL ADDITION TO EXISTING THREE (3) STORY WITH CELLAR BUILDING. CONVERTING RESIDENTIAL TO COMMUNITY FACILITY
B01004132-S2
04/08/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
04/08/2024
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
04/08/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
MOHAMED MAHMOUD
04/08/2024
Special inspection requirement — Maintenance information
MOHAMED MAHMOUD
04/08/2024
Special inspection requirement — HVAC-R and service water heating equipment
MOHAMED MAHMOUD
04/08/2024
Special inspection requirement — HVAC-R and service water heating system controls
MOHAMED MAHMOUD
04/04/2024
Objection raised — Scope
04/02/2024
Violation issued (ECB, closed)
Construction
03/21/2024
Objection raised — Scope
Latest 60 of 84 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSidewalk ShedPermit IssuedGWT ENTERPRISES INC01/02/2026
DOB NOWGeneral ConstructionPermit IssuedSEAMLESS BUILDERS INC12/12/2025
DOB NOWSidewalk ShedPermit IssuedPLATINUM SERVICES NY LLC11/18/2025
DOB NOWSidewalk ShedPermit IssuedGWT ENTERPRISES INC07/31/2025
DOB NOWGeneral ConstructionPermit IssuedSEAMLESS BUILDERS INC07/31/2024
DOB NOWSidewalk ShedPermit IssuedGWT ENTERPRISES INC07/23/2024
DOB NOWConstruction FencePermit IssuedSEAMLESS BUILDERS INC07/18/2024
1 project · most recent 09/19/2024
Gas Storm Water/Sanitary
FiledStatusContractorScope
09/19/2024——Gas, Storm, Water/Sanitary
1 project · most recent 07/11/2024
FiledStatusContractorScope
07/11/2024Permit IssuedSOLAS ELECTRICAL CORP—
1 project · most recent 09/19/2024
Sidewalk Shed
FiledStatusContractorScope
09/19/2024Permit IssuedGWT ENTERPRISES INCSidewalk Shed
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
09/03/2024Pass-Final CND-Occupancy InspectionPassView ↗
07/03/2024Pass-Final CND-Occupancy InspectionPassView ↗
▾Special Inspection Requirements (DOB NOW) — 24
DateRequirementInspectorRole
09/19/2024Excavations - Sheeting, Shoring, and BracingNANIK MASSANDspecial
09/19/2024Fire-Resistant Penetrations and JointsNANIK MASSANDspecial
09/19/2024Structural Stability – Alterations of existing buildingsNANIK MASSANDspecial
09/19/2024Energy Code Compliance InspectionsNANIK MASSANDprogress
09/19/2024Fire-Resistance Rated ConstructionNANIK MASSANDprogress
09/19/2024Air barrier - visual inspectionNANIK MASSANDenergy_progress
09/19/2024Electric vehicle service equipment requirementsNANIK MASSANDenergy_progress
09/19/2024Insulation placement and R valuesNANIK MASSANDenergy_progress
09/19/2024Lighting in dwelling unitsNANIK MASSANDenergy_progress
09/19/2024Fenestration air leakageNANIK MASSANDenergy_progress
09/19/2024Fenestration and door U-factor and product ratingsNANIK MASSANDenergy_progress
09/19/2024MeteringNANIK MASSANDenergy_progress
09/19/2024Interior lighting powerNANIK MASSANDenergy_progress
09/19/2024Exterior lighting powerNANIK MASSANDenergy_progress
09/19/2024Fenestration areasNANIK MASSANDenergy_progress
09/19/2024Permanent certificateNANIK MASSANDenergy_progress
09/19/2024Lighting controlsNANIK MASSANDenergy_progress
09/19/2024Protection of exposed foundation insulationNANIK MASSANDenergy_progress
04/08/2024Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
04/08/2024Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
04/08/2024HVAC-R and service water piping design and insulationMOHAMED MAHMOUDenergy_progress
04/08/2024Maintenance informationMOHAMED MAHMOUDenergy_progress
04/08/2024HVAC-R and service water heating equipmentMOHAMED MAHMOUDenergy_progress
04/08/2024HVAC-R and service water heating system controlsMOHAMED MAHMOUDenergy_progress
▾Documents — 39 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
08/25/2026B01004132-S2Request digital key ↗
08/25/2026B01004132-S1Request digital key ↗
08/25/2026B01004132-I1Request digital key ↗
Showing 3 of 7 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram2
08/13/2026B01004132-P1Open ↗
08/13/2026B01004132-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)2
08/13/2026B01004132-I1Open ↗
08/13/2026B01004132-P1Open ↗
▸Seals & Professional Certifications13
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/25/2026B01004132-S1Open ↗
08/25/2026B01004132-I1Open ↗
08/25/2026B01004132-P1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
08/28/2026B01004132-P1Open ↗
08/28/2026B01004132-P1Open ↗
08/27/2026B01004132-S2Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/28/2026B01004132-P1Open ↗
08/27/2026B01004132-S2Open ↗
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist2
08/13/2026B01004132-P1Open ↗
08/13/2026B01004132-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B01004132-I1Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/25/2026B01004132-I1Open ↗
08/25/2026B01004132-S2Open ↗
08/25/2026B01004132-S1Open ↗
Showing 3 of 4 on file for this type
▸Other Documents8
▸DOB NOWProperty Ownership Certification2
08/25/2026B01004132-P1Open ↗
08/25/2026B01004132-I1Open ↗
▸DOB NOWSite Survey: Initial2
08/13/2026B01004132-I1Open ↗
08/13/2026B01004132-P1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/13/2026B01004132-I1Open ↗
08/13/2026B01004132-P1Open ↗
▸DOB NOWPlot Diagram2
08/13/2026B01004132-P1Open ↗
08/13/2026B01004132-I1Open ↗