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Miscellaneous one family
251 SAINT NICHOLAS AVENUE
BROOKLYN · BIN 3075820
💬 Discuss this project
1899Year Built
2Stories
A9Building Class
R6Zoning
1,800 sfGross Floor Area
1Units
1 Active Violation 0 unresolved · 1 paperwork only ▸FDNY Report ↗
Miscellaneous one family · 1,800 sf lot · 1 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalPlumbing
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
RoofSolar PV system installation on existing roof11p · 2 filings · 20 docs
Floor 212p · 1 filing · 20 docs
Floor 112p · 1 filing · 20 docs
Cellar15p · 2 filings · 20 docs
Basement2p · 1 filing · 20 docs
Sub-BasementSolar PV system installation on existing roof7p · 1 filing · 13 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
05/30/2025$1.2M—Private party → Private party$694/sf building
02/02/2018$960K—Private party → Private party$534/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
Miu Architecture206/08/2026
Kta Engineering303/25/2026
NY Building Associates203/06/2026
Edifice Drafting and Services205/20/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
Brooklyn Solarworks203/21/2026
Yona Love Consulting303/21/2026
Modern Building Consultant303/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
Brooklyn SolarworksGeneral Contractor203/21/2026
NYC Liberty ConstructionGeneral Contractor207/08/2026
L&T ConsultantsGeneral Contractor104/09/2026
AL Plumbing & ContPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
AG Engineering8899206/08/2026
NKM Engineering6244203/06/2026
Mohammad Ahead - Professi9286110/13/2025
City-Wide Testing416105/07/2025
Building Lifecycle
All (56)Filed (9)Permit Issued (5)Signed Off (2)Violation (3)Inspection (1)Objection (6)Special Inspection (30)
06/22/2026
Special inspection requirement — Energy Code Compliance Inspections
GRACE LEE
06/22/2026
Special inspection requirement — Lighting in dwelling units
GRACE LEE
06/22/2026
Special inspection requirement — Post-installed Anchors
ARIEL GOLSHAN
06/22/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
ARIEL GOLSHAN
06/22/2026
Special inspection requirement — Fire-Resistance Rated Construction
GRACE LEE
06/08/2026
Filed — Alteration
Propose interior minor renovation of existing residential building as per plan. No change in use, egress, or occupancy.
B01278343-P3
06/01/2026
Special inspection requirement — Lighting in dwelling units
GRACE LEE
06/01/2026
Special inspection requirement — Post-installed Anchors
ARIEL GOLSHAN
06/01/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
ARIEL GOLSHAN
06/01/2026
Special inspection requirement — Energy Code Compliance Inspections
GRACE LEE
06/01/2026
Special inspection requirement — Fire-Resistance Rated Construction
GRACE LEE
04/29/2026
Permit issued — Structural
B01278343-S1-ST
04/16/2026
Special inspection requirement — Post-installed Anchors
MOHAMMAD AHEAD
04/16/2026
Special inspection requirement — Final
ARIEL GOLSHAN
04/16/2026
Special inspection requirement — Structural Steel - Details
MOHAMMAD AHEAD
04/16/2026
Special inspection requirement — Structural Steel - Welding
MOHAMMAD AHEAD
04/16/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
MOHAMMAD AHEAD
04/16/2026
Special inspection requirement — Concrete - Cast-In-Place
MOHAMMAD AHEAD
04/16/2026
Special inspection requirement — Structural Steel - High Strength Bolting
MOHAMMAD AHEAD
03/25/2026
Filed — Alteration
Propose interior minor renovation of existing residential building as per plan. No change in use, egress, or occupancy.
B01278343-P2
03/09/2026
Signed off — Alteration
INSTALLATION OF SOLAR PV SYSTEM. NO CHANGE TO USE, EGRESS, OR OCCUPANCY.
B01256349-I1
03/09/2026
Special inspection requirement — Air barrier - visual inspection
NARESH MAHANGU
03/09/2026
Special inspection requirement — Final
NARESH MAHANGU
03/09/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
03/09/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
03/06/2026
Filed — Alteration
INSTALLATION OF SOLAR PV SYSTEM. NO CHANGE TO USE, EGRESS, OR OCCUPANCY.
B01256349-P1
03/04/2026
Special inspection requirement — Structural Steel - Welding
03/04/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
03/04/2026
Special inspection requirement — Concrete - Cast-In-Place
03/04/2026
Special inspection requirement — Post-installed Anchors
03/04/2026
Special inspection requirement — Structural Steel - Details
03/04/2026
Special inspection requirement — Structural Steel - High Strength Bolting
03/04/2026
Special inspection requirement — Final
02/05/2026
Special inspection requirement — Air barrier - visual inspection
NARESH MAHANGU
02/05/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
01/30/2026
Permit issued — General Construction
B01278343-I1-GC
11/24/2025
Signed off — Alteration
Bring Cellar floor back to pre existing residential open cellar use and maintain existing (3) Fixture bathroom. No change to building area, occupancy and use.
B01221271-S1
11/12/2025
Filed — Alteration
Propose interior minor renovation of existing residential building as per plan. No change in use, egress, or occupancy.
B01278343-P1
10/28/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
10/16/2025
Permit issued — General Construction
B01221271-I1-GC-CX
10/16/2025
Permit issued — Plumbing
B01221271-S1-PL
10/13/2025
Filed — Alteration
Propose interior minor renovation of existing residential building as per plan. No change in use, egress, or occupancy.
B01278343-S1
10/06/2025
Objection resolved — Addressed
10/06/2025
Objection resolved — Addressed
10/03/2025
Objection resolved — Addressed
10/01/2025
Objection raised — Admin
10/01/2025
Objection raised — Cost
10/01/2025
Objection raised — Scope
09/24/2025
Filed — Alteration
Propose interior minor renovation of existing residential building as per plan. No change in use, egress, or occupancy.
B01278343-I1
08/22/2025
Permit issued — Solar
B01256349-I1-SL
07/18/2025
Filed — Alteration
INSTALLATION OF SOLAR PV SYSTEM. NO CHANGE TO USE, EGRESS, OR OCCUPANCY.
B01256349-I1
05/20/2025
Filed — Alteration
Bring Cellar floor back to pre existing residential open cellar use and maintain existing (3) Fixture bathroom. No change to building area, occupancy and use.
B01221271-S1
05/07/2025
Filed — Alteration
Bring Cellar floor back to pre existing residential open cellar use and maintain existing (3) Fixture bathroom. No change to building area, occupancy and use.
B01221271-I1
11/08/2023
Violation issued (ECB, closed)
Construction
11/18/2022
Violation issued (ECB, closed)
Construction
11/18/2022
Violation issued (ECB, open)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralPermit IssuedNYC Liberty Construction04/29/2026
DOB NOWGeneral ConstructionPermit IssuedNYC Liberty Construction01/30/2026
DOB NOWGeneral ConstructionPermit IssuedL&T Consultants10/16/2025
DOB NOWPlumbingSigned-offAL Plumbing & Cont10/16/2025
DOB NOWSolarSigned-offBrooklyn Solarworks08/22/2025
1 project · most recent 05/20/2025
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
05/20/2025Permit IssuedL&T ConsultantsHeating and Air Conditioning Systems
Heat / Cool
Fujitsu Fujitsu ASU12RLF1 12,000 BTU · Split System ×1
Fujitsu Mini Split Heat Pump AOU36RLXFZ1 36,000 BTU · Condensing Unit ×1
1 project · most recent 05/20/2025
Gas Water/Sanitary
FiledStatusContractorScope
05/20/2025Signed-offAL Plumbing & ContGas, Water/Sanitary
2 projects · most recent 07/15/2025
FiledStatusContractorScope
07/15/2025CompleteBrookyln Solarworks—
07/13/2025Permit IssuedTesta Electric Co1 meters, 1 new_meters
1 project · most recent 06/08/2026
Steel Concrete Wood
FiledStatusContractorScope
06/08/2026Permit IssuedNYC Liberty ConstructionSteel, Concrete, Wood
▾Field Inspections (DOB CAP) — 1
DateTypeResultReport
10/28/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 43
DateRequirementInspectorRole
06/22/2026Energy Code Compliance InspectionsGRACE LEEprogress
06/22/2026Lighting in dwelling unitsGRACE LEEenergy_progress
06/22/2026Post-installed AnchorsARIEL GOLSHANspecial
06/22/2026Fire-Resistant Penetrations and JointsARIEL GOLSHANspecial
06/22/2026Fire-Resistance Rated ConstructionGRACE LEEprogress
06/01/2026Lighting in dwelling unitsGRACE LEEenergy_progress
06/01/2026Post-installed AnchorsARIEL GOLSHANspecial
06/01/2026Fire-Resistant Penetrations and JointsARIEL GOLSHANspecial
06/01/2026Energy Code Compliance InspectionsGRACE LEEprogress
06/01/2026Fire-Resistance Rated ConstructionGRACE LEEprogress
04/16/2026Post-installed AnchorsMOHAMMAD AHEADspecial
04/16/2026FinalARIEL GOLSHANprogress
04/16/2026Structural Steel - DetailsMOHAMMAD AHEADspecial
04/16/2026Structural Steel - WeldingMOHAMMAD AHEADspecial
04/16/2026Structural Stability – Alterations of existing buildingsMOHAMMAD AHEADspecial
04/16/2026Concrete - Cast-In-PlaceMOHAMMAD AHEADspecial
04/16/2026Structural Steel - High Strength BoltingMOHAMMAD AHEADspecial
03/09/2026Air barrier - visual inspectionNARESH MAHANGUenergy_progress
03/09/2026FinalNARESH MAHANGUprogress
03/09/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
03/09/2026Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
03/04/2026Structural Steel - Welding—special
03/04/2026Structural Stability – Alterations of existing buildings—special
03/04/2026Concrete - Cast-In-Place—special
03/04/2026Post-installed Anchors—special
Latest 25 of 43.
▾Documents — 45 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch9
08/21/2026B01221271-I1Request digital key ↗
08/21/2026B01221271-S1Request digital key ↗
08/21/2026B01256349-P1Request digital key ↗
Showing 3 of 9 on file for this type
▸Seals & Professional Certifications26
▸DOB NOWProgress Inspector Seal & Signature11
09/18/2026B01278343-S1Open ↗
08/31/2026B01256349-P1Open ↗
08/31/2026B01256349-P1Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature9
08/21/2026B01221271-I1Open ↗
08/21/2026B01221271-S1Open ↗
08/21/2026B01256349-P1Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/18/2026B01278343-S1Open ↗
08/31/2026B01256349-P1Open ↗
08/28/2026B01278343-P3Open ↗
Showing 3 of 6 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
08/21/2026B01221271-I1Open ↗
08/21/2026B01221271-S1Open ↗
08/21/2026B01256349-I1Open ↗
Showing 3 of 9 on file for this type
▸Approvals, Objections & Sign-offs1
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026B01256349-I1Open ↗