← Back
Three families
1276 JEFFERSON AVENUE
BROOKLYN · BIN 3077938
💬 Discuss this project
1910Year Built
2Stories
C0Building Class
R6Zoning
2,679 sfGross Floor Area
3Units
Rent Stabilized3 Open Violations ▸FDNY Report ↗
Three families · Owner of record: YEH GROUP JEFFERSON TWINS LLC · 1,900 sf lot · 1.41 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingFire Protection
Roof1p · 1 filing · 12 docs
Floor 39p · 3 filings · 20 docs
Floor 29p · 3 filings · 20 docs
Floor 18p · 3 filings · 20 docs
Cellar12p · 4 filings · 20 docs
Basement2p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
YEH GROUP1708/28/2026
YEH GROUP JEFFERSON TWINS LLC503/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/13/2023$970K—1276 JEFFERSON AVE LLC → YEH GROUP JEFFERSON TWINS LLC$362/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CONSULTING ENGINEER908/26/2026
RLM ENGINEERING PLLC103/10/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
NAPHTALI DEUTSCH ARCHITECTURE903/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ADOR BUILDERS LLCGeneral Contractor207/08/2026
FLOW STATE ELECTRIC, LLCElectrical103/22/2026
AMERICAN STANDARD PLUMBING &Fire Protection107/08/2026
BRUCHE MECHANICAL NY LLCFire Protection107/08/2026
AMERICAN STANDARD P&H CORORP.Plumbing107/08/2026
PLBG P & H INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
CONSULTING ENGINEER50931008/26/2026
Building Lifecycle
All (112)Filed (10)Permit Issued (6)Signed Off (3)Violation (10)Inspection (15)Objection (38)Special Inspection (30)
08/26/2026
Filed — Alteration CO
THIS APPLICATION IS BEING FILED FOR GENERAL CONSTRUCTION AND STRUCTURAL WORK TO CONVERT EXISTING TWO-FAMILY DWELLING TO A 3- FAMILY DWELLING.
B01130475-P2
08/26/2026
Special inspection requirement — Air barrier - visual inspection
John Natoli
08/26/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
John Natoli
08/26/2026
Special inspection requirement — Energy Code Compliance Inspections
John Natoli
08/26/2026
Special inspection requirement — Final
John Natoli
08/26/2026
Special inspection requirement — Fire-Resistance Rated Construction
John Natoli
08/26/2026
Special inspection requirement — Interior lighting power
John Natoli
08/26/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
John Natoli
08/26/2026
Special inspection requirement — Permanent certificate
John Natoli
08/26/2026
Special inspection requirement — Fenestration air leakage
John Natoli
08/26/2026
Special inspection requirement — Insulation placement and R values
John Natoli
08/26/2026
Special inspection requirement — Fenestration areas
John Natoli
08/26/2026
Special inspection requirement — Metering
John Natoli
08/26/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
John Natoli
07/23/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
07/21/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
07/01/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
06/04/2026
Signed off — Alteration
THIS APPLICATION IS BEING FILED FOR PLUMBING WORK IN CONJUNCTION WITH GENERAL CONSTRUCTION &STRUCTURAL WORK TO CHANGE THE CERTIFICATE OF OCCUPANCY TO A 3-FAMILY DWELLING AND ADDRESSOATH/ECB VIOLATIONS #39124973Y, #39124983H & #39124990X
B01130476-I1
06/04/2026
Signed off — Alteration
INSTALLATION OF NEW SPRINKLER SYSTEM AT CELLAR, FIRST, SECOND AND THIRD FLOORS IN CONJUNCTION WITH APPLICATION B01130475
B01137352-I1
04/22/2026
Permit issued — Sprinklers
B01137352-I1-EW-SP
04/22/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
02/18/2026
Permit issued — Plumbing
B01130476-I1-PL
02/12/2026
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
02/11/2026
Signed off — Alteration
THIS APPLICATION IS BEING FILED FOR THE INSTALLATION OF KITCHEN & TOILET EXHAUSTS FANS, (4) NEW HEAT PUMPS AT REAR YARD AND RELATED AIR HANDLING UNITS FROM CELLAR THROUGH ROOF.
B01130477-I1
02/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
John Natoli
02/10/2026
Special inspection requirement — Energy Code Compliance Inspections
John Natoli
02/10/2026
Special inspection requirement — HVAC-R and service water heating system controls
John Natoli
02/10/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
John Natoli
02/04/2026
Objection resolved — Addressed
01/26/2026
Objection resolved — Addressed
01/26/2026
Objection resolved — Addressed
01/26/2026
Objection resolved — Addressed
01/23/2026
Special inspection requirement — Mechanical Systems
John Natoli
01/23/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
John Natoli
01/23/2026
Special inspection requirement — Fire-Resistance Rated Construction
John Natoli
01/23/2026
Special inspection requirement — Energy Code Compliance Inspections
John Natoli
01/23/2026
Special inspection requirement — Final
John Natoli
01/23/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
John Natoli
01/23/2026
Special inspection requirement — HVAC-R and service water heating equipment
John Natoli
01/23/2026
Special inspection requirement — Maintenance information
John Natoli
01/23/2026
Special inspection requirement — HVAC-R and service water heating system controls
John Natoli
01/20/2026
Objection raised — Plumbing
01/20/2026
Objection raised — Plumbing
01/16/2026
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
01/14/2026
Inspection — Certified Sprinkler (SP) - Booster Pump Test
Certified
View inspection ↗
01/14/2026
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
01/13/2026
Objection raised — Plumbing
01/13/2026
Objection raised — Cost
01/13/2026
Objection resolved — Addressed
01/12/2026
Objection raised — Plumbing
01/07/2026
Filed — Alteration
THIS APPLICATION IS BEING FILED FOR PLUMBING WORK IN CONJUNCTION WITH GENERAL CONSTRUCTION &STRUCTURAL WORK TO CHANGE THE CERTIFICATE OF OCCUPANCY TO A 3-FAMILY DWELLING AND ADDRESSOATH/ECB VIOLATIONS #39124973Y, #39124983H & #39124990X
B01130476-P3
12/18/2025
Filed — Alteration
THIS APPLICATION IS BEING FILED FOR THE INSTALLATION OF KITCHEN & TOILET EXHAUSTS FANS, (4) NEW HEAT PUMPS AT REAR YARD AND RELATED AIR HANDLING UNITS FROM CELLAR THROUGH ROOF.
B01130477-P1
12/18/2025
Filed — Alteration
THIS APPLICATION IS BEING FILED FOR PLUMBING WORK IN CONJUNCTION WITH GENERAL CONSTRUCTION &STRUCTURAL WORK TO CHANGE THE CERTIFICATE OF OCCUPANCY TO A 3-FAMILY DWELLING AND ADDRESSOATH/ECB VIOLATIONS #39124973Y, #39124983H & #39124990X
B01130476-P2
12/15/2025
Special inspection requirement — Final
John Natoli
12/15/2025
Special inspection requirement — Energy Code Compliance Inspections
John Natoli
12/15/2025
Special inspection requirement — Mechanical Systems
John Natoli
12/15/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
John Natoli
11/10/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/23/2025
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
09/17/2025
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
Latest 60 of 112 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSprinklersSigned-offAMERICAN STANDARD PLUMBING &04/22/2026
DOB NOWPlumbingSigned-offAMERICAN STANDARD P&H CORORP.02/18/2026
DOB NOWSprinklersSigned-offBRUCHE MECHANICAL NY LLC06/26/2025
DOB NOWMechanical SystemsSigned-offADOR BUILDERS LLC04/25/2025
DOB NOWPlumbingSigned-offPLBG P & H INC04/21/2025
DOB NOWStructuralPermit IssuedADOR BUILDERS LLC04/01/2025
1 project · most recent 03/10/2025
FiledStatusContractorScope
03/10/2025Signed-offAMERICAN STANDARD PLUMBIN39 heads
1 project · most recent 01/07/2026
Gas Water/Sanitary
FiledStatusContractorScope
01/07/2026Signed-offAMERICAN STANDARD P&H CORGas, Water/Sanitary
1 project · most recent 01/28/2026
General Wiring
FiledStatusContractorScope
01/28/2026CompleteFLOW STATE ELECTRIC, LLCGeneral Wiring
1 project · most recent 08/26/2026
Wood
FiledStatusContractorScope
08/26/2026Permit IssuedADOR BUILDERS LLCWood
▾Field Inspections (DOB CAP) — 15
DateTypeResultReport
07/23/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
07/21/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
07/01/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
04/22/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
02/12/2026Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
01/16/2026Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
01/14/2026Certified Sprinkler (SP) - Booster Pump TestCertifiedView ↗
01/14/2026Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
11/10/2025Pass-Final CND-Occupancy InspectionPassView ↗
09/23/2025Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
09/17/2025Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
06/26/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
06/26/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
06/23/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
05/22/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 59
DateRequirementInspectorRole
08/26/2026Air barrier - visual inspectionJohn Natolienergy_progress
08/26/2026Structural Stability – Alterations of existing buildingsJohn Natolispecial
08/26/2026Energy Code Compliance InspectionsJohn Natoliprogress
08/26/2026FinalJohn Natoliprogress
08/26/2026Fire-Resistance Rated ConstructionJohn Natoliprogress
08/26/2026Interior lighting powerJohn Natolienergy_progress
08/26/2026Fenestration and door U-factor and product ratingsJohn Natolienergy_progress
08/26/2026Permanent certificateJohn Natolienergy_progress
08/26/2026Fenestration air leakageJohn Natolienergy_progress
08/26/2026Insulation placement and R valuesJohn Natolienergy_progress
08/26/2026Fenestration areasJohn Natolienergy_progress
08/26/2026MeteringJohn Natolienergy_progress
08/26/2026Fire-Resistant Penetrations and JointsJohn Natolispecial
02/10/2026Fire-Resistant Penetrations and JointsJohn Natolispecial
02/10/2026Energy Code Compliance InspectionsJohn Natoliprogress
02/10/2026HVAC-R and service water heating system controlsJohn Natolienergy_progress
02/10/2026HVAC-R and service water piping design and insulationJohn Natolienergy_progress
01/23/2026Mechanical SystemsJohn Natolispecial
01/23/2026Fire-Resistant Penetrations and JointsJohn Natolispecial
01/23/2026Fire-Resistance Rated ConstructionJohn Natoliprogress
01/23/2026Energy Code Compliance InspectionsJohn Natoliprogress
01/23/2026FinalJohn Natoliprogress
01/23/2026HVAC-R and service water piping design and insulationJohn Natolienergy_progress
01/23/2026HVAC-R and service water heating equipmentJohn Natolienergy_progress
01/23/2026Maintenance informationJohn Natolienergy_progress
Latest 25 of 59.
▾Documents — 54 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch9
08/23/2026B01130475-P1Request digital key ↗
08/23/2026B01130475-I1Request digital key ↗
08/22/2026B01137352-I1Request digital key ↗
Showing 3 of 9 on file for this type
▸Seals & Professional Certifications31
▸DOB NOWProgress Inspector Seal & Signature14
09/23/2026B01130475-P2Open ↗
09/23/2026B01130475-P2Open ↗
09/01/2026B01130476-I1Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature9
08/23/2026B01130475-P1Open ↗
08/23/2026B01130475-I1Open ↗
08/22/2026B01130477-I1Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/23/2026B01130475-P2Open ↗
09/01/2026B01130476-I1Open ↗
08/27/2026B01130476-P1Open ↗
Showing 3 of 8 on file for this type
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist2
08/13/2026B01130475-P1Open ↗
08/13/2026B01130475-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B01130475-I1Open ↗
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
08/23/2026B01130475-P1Open ↗
08/23/2026B01130475-I1Open ↗
08/22/2026B01130477-I1Open ↗
Showing 3 of 9 on file for this type
▸Other Documents2
▸DOB NOWProperty Ownership Certification2
08/23/2026B01130475-P1Open ↗
08/23/2026B01130475-I1Open ↗