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Miscellaneous one family
24 JEFFERSON AVENUE
BROOKLYN · BIN 3057381
💬 Discuss this project
1899Year Built
3Stories
A9Building Class
R6BZoning
2,940 sfGross Floor Area
1Units
1 Open Violation 0 unresolved · 1 paperwork only ▸FDNY Report ↗
Miscellaneous one family · 2,100 sf lot · 1.4 FAR built · Flood zone X
Locations of Work
MechanicalPlumbing
Permit Issued — active, not yet Signed-off
Floor 3Under Construction1p · 1 filing · 14 docs
Floor 2Under Construction1p · 1 filing · 14 docs
Floor 1Under Construction3p · 1 filing · 14 docs
CellarUnder Construction3p · 1 filing · 14 docs
Sub-BasementUnder Construction3p · 1 filing · 14 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/12/2022$2.7M—— → —$927/sf building
07/23/2019$1.4M—— → —$493/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
STEVEN GADDIS ARCHITECT PLLC209/04/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
KX CONSULTING403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
AGH-TECH INCGeneral Contractor108/04/2026
TRI STATE PLBG & HTG INCPlumbing108/25/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
A TECH ENGINEERING NYC, P6738109/04/2025
Building Lifecycle
All (7)Filed (2)Permit Issued (2)Violation (3)
08/24/2026
Permit issued — Plumbing
B01273941-S1-PL
08/03/2026
Permit issued — Mechanical Systems
B01273941-I1-GC-CX
09/04/2025
Filed — Alteration
REMOVE AND REPLACE PLUMBING FIXTURES AS PER PLANS SUBMITTED HEREWITH.
B01273941-I1
09/04/2025
Filed — Alteration
REMOVE AND REPLACE PLUMBING FIXTURES AS PER PLANS SUBMITTED HEREWITH.
B01273941-S1
01/19/2024
Violation issued (ECB, open)
Construction
08/26/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/26/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedTRI STATE PLBG & HTG INC08/24/2026
DOB NOWMechanical SystemsPermit IssuedAGH-TECH INC08/03/2026
1 project · most recent 09/04/2025
Gas Water/Sanitary
FiledStatusContractorScope
09/04/2025Permit IssuedDW PLUMBING INCGas, Water/Sanitary
3 projects · most recent 10/23/2025
General Wiring
FiledStatusContractorScope
10/23/2025Permit IssuedWATTS UP ELECTRIC NY LLCGeneral Wiring
10/23/2025Permit IssuedWATTS UP ELECTRIC NY LLC1 new_meters
10/22/2025Permit IssuedWATTS UP ELECTRIC NY LLCGeneral Wiring
1 project · most recent 09/04/2025
Masonry Wood
FiledStatusContractorScope
09/04/2025Permit IssuedDW PLUMBING INCMasonry, Wood
▾Special Inspection Requirements (DOB NOW) — 8
DateRequirementInspectorRole
08/19/2025Mechanical Systemsanthony santorospecial
08/19/2025Energy Code Compliance InspectionsSTEVEN GADDISprogress
08/19/2025FinalSTEVEN GADDISprogress
08/19/2025HVAC-R and service water piping design and insulationSTEVEN GADDISenergy_progress
08/19/2025HVAC-R and service water heating equipmentSTEVEN GADDISenergy_progress
08/19/2025HVAC-R and service water heating system controlsSTEVEN GADDISenergy_progress
08/19/2025Energy Code Compliance InspectionsSTEVEN GADDISprogress
08/19/2025HVAC-R and service water piping design and insulationSTEVEN GADDISenergy_progress
▾Documents — 15 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/20/2026B01273941-I1Request digital key ↗
08/20/2026B01273941-S1Request digital key ↗
▸Seals & Professional Certifications10
▸DOB NOWProgress Inspector Seal & Signature7
08/28/2026B01273941-S1Open ↗
08/28/2026B01273941-S1Open ↗
08/26/2026B01273941-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/20/2026B01273941-S1Open ↗
08/20/2026B01273941-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/26/2026B01273941-I1Open ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/20/2026B01273941-S2Open ↗
08/20/2026B01273941-S1Open ↗
08/20/2026B01273941-I1Open ↗