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Over six families without stores
654 Katan Pavilion Condominium
654 JEFFERSON AVENUE · BIN 3045809
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2024Year Built
4Stories
C1Building Class
R6BZoning
7,922 sfGross Floor Area
8Units
0 Open ViolationsFDNY Report ↗
Over six families without stores · Owner of record: 654 JEFFERSON LLC · 3,534 sf lot · 2.24 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingFire Protection
Permit Issued — active, not yet Signed-off
RoofUnder Construction28p · 1 filing · 20 docs
Floor 4Under Construction27p · 1 filing · 20 docs
Floor 3Under Construction25p · 1 filing · 20 docs
Floor 2Under Construction26p · 1 filing · 20 docs
Floor 1Under Construction13p · 1 filing · 20 docs
CellarUnder Construction27p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
131-44 40TH ROAD 2ND FLOO103/22/2026
654 JEFFERSON403/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
08/23/2023$1.4M—Private party → 654 JEFFERSON LLC— not available
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
HPL ENGINEERING P.C.1010/13/2025
JIAN ENGINEERING PLLC207/31/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
H Z BUILDING NY2003/21/2026
SD DESIGN STUDIO403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ACER CONSTRUCTION INCGeneral Contractor1207/08/2026
ACCRETE CONSTRUCTION GROUPGeneral Contractor303/21/2026
PRECISION SPKLR SVCS LLCFire Protection107/08/2026
INFINITI ESC PLUMBING CORPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
JIAN ENGINEERING PLLC7397810/13/2025
Building Lifecycle
All (133)Filed (12)Permit Issued (11)Signed Off (10)Violation (2)Inspection (12)Objection (56)Special Inspection (30)
05/20/2026
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-I1
01/07/2026
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S8
11/17/2025
Permit issued — Mechanical Systems
B00943581-S8-MS
10/24/2025
Objection resolved — Addressed
10/23/2025
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S4
10/23/2025
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S5
10/23/2025
Objection raised — Admin
10/20/2025
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S2
10/17/2025
Special inspection requirement — Duct leakage testing, insulation and design
JIAN DENG
10/15/2025
Signed off — Alteration
B01056965-I1
10/15/2025
Signed off — Alteration
PROPOSED INSTALLATION OF SUPPORT OF SCAFFOLD AS PER PLANS IN CONJUNCTION WITH DOB ALT-CO NB APPLICATION #: B00943581-I1. NO CHANGE IN USE, OCCUPANCY, BULK, OR EGRESS
B01089370-I1
10/13/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S8
10/13/2025
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S6
10/13/2025
Signed off — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-S1
10/08/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/26/2025
Special inspection requirement — HVAC-R and service water heating system controls
JIAN DENG
09/26/2025
Special inspection requirement — Shutoff dampers
JIAN DENG
09/26/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
JIAN DENG
09/26/2025
Special inspection requirement — Maintenance information
JIAN DENG
09/26/2025
Special inspection requirement — HVAC-R and service water heating equipment
JIAN DENG
09/26/2025
Special inspection requirement — Energy Code Compliance Inspections
JIAN DENG
09/26/2025
Special inspection requirement — Mechanical Systems
JIAN DENG
09/26/2025
Special inspection requirement — Heating Systems
JIAN DENG
09/26/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
JIAN DENG
09/26/2025
Special inspection requirement — Final
JIAN DENG
09/17/2025
Special inspection requirement — Exterior Insulation and Finish Systems (EIFS)
JIAN DENG
09/17/2025
Special inspection requirement — Electrical motors and elevators
JIAN DENG
09/17/2025
Special inspection requirement — Subgrade Inspections
JIAN DENG
09/17/2025
Special inspection requirement — Masonry
JIAN DENG
09/17/2025
Special inspection requirement — Subsurface Investigations (Borings/Test Pits)
Rajasekhar Sakhamuri
09/17/2025
Special inspection requirement — Fenestration areas
JIAN DENG
09/17/2025
Special inspection requirement — Metering
JIAN DENG
09/17/2025
Special inspection requirement — Interior lighting power
JIAN DENG
09/17/2025
Special inspection requirement — Concrete - Cast-In-Place
JIAN DENG
09/17/2025
Special inspection requirement — Insulation placement and R values
JIAN DENG
09/17/2025
Special inspection requirement — Maintenance information
JIAN DENG
09/17/2025
Special inspection requirement — Air barrier - visual inspection
JIAN DENG
09/17/2025
Special inspection requirement — Fenestration air leakage
JIAN DENG
09/17/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
JIAN DENG
09/17/2025
Special inspection requirement — Lighting controls
JIAN DENG
09/17/2025
Special inspection requirement — Fire-Resistance Rated Construction
JIAN DENG
09/17/2025
Special inspection requirement — Air barrier — testing
JIAN DENG
09/17/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
JIAN DENG
09/17/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
JIAN DENG
08/05/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
CONVERT EXISTING 1-FAMILY TO 8-FAMILY WITH HORIZONTAL AND VERTICAL ENLARGEMENT. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00943581-P2
07/15/2025
Inspection — Fail-Final PL - Up to 3 Requested Floors
Fail
View inspection ↗
05/14/2025
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
05/11/2025
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
05/07/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
03/05/2025
Permit issued — General Construction
B00943581-I1-GC
10/18/2024
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
10/18/2024
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
08/20/2024
Permit issued — Sprinklers
B00943581-S6-EW-SP
08/01/2024
Permit issued — Supported Scaffold
B01089370-I1-SF
07/31/2024
Filed — Alteration
PROPOSED INSTALLATION OF SUPPORT OF SCAFFOLD AS PER PLANS IN CONJUNCTION WITH DOB ALT-CO NB APPLICATION #: B00943581-I1. NO CHANGE IN USE, OCCUPANCY, BULK, OR EGRESS
B01089370-I1
07/11/2024
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
07/11/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
07/09/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
05/30/2024
Permit issued — Sidewalk Shed
B01056965-I1-SH
05/29/2024
Filed — Alteration
B01056965-I1
Latest 60 of 133 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsSigned-offACCRETE CONSTRUCTION GROU11/17/2025
DOB NOWGeneral ConstructionPermit IssuedACER CONSTRUCTION INC03/05/2025
DOB NOWSprinklersSigned-offPRECISION SPKLR SVCS LLC08/20/2024
DOB NOWSupported ScaffoldSigned-offACER CONSTRUCTION INC08/01/2024
DOB NOWSidewalk ShedSigned-offACER CONSTRUCTION INC05/30/2024
DOB NOWPlumbingSigned-offINFINITI ESC PLUMBING COR04/30/2024
DOB NOWSupport of ExcavationSigned-offACER CONSTRUCTION INC03/07/2024
DOB NOWFoundationSigned-offACER CONSTRUCTION INC02/21/2024
DOB NOWGeneral ConstructionPermit IssuedACER CONSTRUCTION INC02/15/2024
DOB NOWStructuralSigned-offACER CONSTRUCTION INC02/14/2024
DOB NOWConstruction FenceSigned-offACER CONSTRUCTION INC01/09/2024
BISOTISSUEDMOHAMMED SANAULLAH02/01/2018
BISPLISSUEDPLUMB-IT MECHANICAL INC09/21/2017
BISOTISSUEDMOHAMMED SANAULLAH09/06/2017
1 project · most recent 10/13/2025
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
10/13/2025Signed-offACCRETE CONSTRUCTION GROUHeating and Air Conditioning Systems
Heat / Cool
Cooper & Hunter CH-HPR36M-230VO 37,000 BTU · Condensing Unit ×6
CH-HPR48M-230VO 49,000 BTU · Condensing Unit ×1
CH-HPR55M-230VO 55,000 BTU · Condensing Unit ×1
1 project · most recent 10/13/2025
Gas Storm Water/Sanitary
FiledStatusContractorScope
10/13/2025Signed-offINFINITI ESC PLUMBING CORGas, Storm, Water/Sanitary
3 projects · most recent 03/20/2026
General Wiring
FiledStatusContractorScope
03/20/2026CompleteK.A.B. ELECTRIC CORPGeneral Wiring
01/22/2026CompleteK.A.B. ELECTRIC CORPGeneral Wiring
06/26/2024CompleteALL AROUND ELECTRIC CORP.—
1 project · most recent 10/13/2025
Concrete Masonry
FiledStatusContractorScope
10/13/2025Signed-offACCRETE CONSTRUCTION GROUConcrete, Masonry
1 project · most recent 10/13/2025
Fence
FiledStatusContractorScope
10/13/2025Signed-offACCRETE CONSTRUCTION GROUFence
▾Field Inspections (DOB CAP) — 12
DateTypeResultReport
10/08/2025Pass-Final CND-Occupancy InspectionPassView ↗
07/15/2025Fail-Final PL - Up to 3 Requested FloorsFailView ↗
05/14/2025Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
05/11/2025Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
05/07/2025Pass-Final CND-Occupancy InspectionPassView ↗
10/18/2024Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
10/18/2024Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
07/11/2024Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
07/11/2024Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
07/09/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
05/21/2024Certified Gas-Gas-Piping-RoughingCertifiedView ↗
05/21/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 90
DateRequirementInspectorRole
10/17/2025Duct leakage testing, insulation and designJIAN DENGenergy_progress
09/26/2025Shutoff dampersJIAN DENGenergy_progress
09/26/2025HVAC-R and service water heating system controlsJIAN DENGenergy_progress
09/26/2025Maintenance informationJIAN DENGenergy_progress
09/26/2025HVAC-R and service water piping design and insulationJIAN DENGenergy_progress
09/26/2025FinalJIAN DENGprogress
09/26/2025Energy Code Compliance InspectionsJIAN DENGprogress
09/26/2025Mechanical SystemsJIAN DENGspecial
09/26/2025Heating SystemsJIAN DENGspecial
09/26/2025HVAC-R and service water heating equipmentJIAN DENGenergy_progress
09/26/2025Fire-Resistant Penetrations and JointsJIAN DENGspecial
09/17/2025Fenestration and door U-factor and product ratingsJIAN DENGenergy_progress
09/17/2025Air barrier — testing JIAN DENGenergy_progress
09/17/2025Exterior lighting powerJIAN DENGenergy_progress
09/17/2025Interior lighting powerJIAN DENGenergy_progress
09/17/2025Air barrier - visual inspectionJIAN DENGenergy_progress
09/17/2025Lighting controlsJIAN DENGenergy_progress
09/17/2025Maintenance informationJIAN DENGenergy_progress
09/17/2025MeteringJIAN DENGenergy_progress
09/17/2025Fenestration air leakageJIAN DENGenergy_progress
09/17/2025Lighting in dwelling unitsJIAN DENGenergy_progress
09/17/2025Fenestration areasJIAN DENGenergy_progress
09/17/2025Insulation placement and R valuesJIAN DENGenergy_progress
09/17/2025Electrical motors and elevatorsJIAN DENGenergy_progress
09/17/2025Concrete - Cast-In-PlaceJIAN DENGspecial
Latest 25 of 90.
▾Documents — 173 on file (BIS + DOB NOW)
▸Plans & Drawings12
▸DOB NOWPlans/Sketch12
08/26/2026B00943581-S3Request digital key ↗
08/26/2026B00943581-S4Request digital key ↗
08/26/2026B00943581-S5Request digital key ↗
Showing 3 of 12 on file for this type
▸Applications & Permits17
▸BISPLAN / WORK APPROVAL APPLICATION7
10/22/2025321494236Open ↗
10/21/2025321706873Open ↗
11/29/2024322118016Open ↗
Showing 3 of 7 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION5
12/10/2024322118016Open ↗
12/10/2024322118016Open ↗
12/10/2024322118016Open ↗
Showing 3 of 5 on file for this type
▸BISWORK PERMIT APPLICATION3
02/02/2018321706873Open ↗
10/11/2017321494236Open ↗
09/14/2017321494236Open ↗
▸BISBPP-5 - Authorization to the Department of Transportation2
12/18/2023340907433Open ↗
12/06/2023340907433Open ↗
▸Zoning, Tax Lot & Property Records8
▸DOB NOWZD1: DOB Zoning Diagram3
08/13/2026B00943581-P2Open ↗
08/13/2026B00943581-I1Open ↗
08/13/2026B00943581-P1Open ↗
▸DOB NOWZoning Exhibit form (1-5)3
08/13/2026B00943581-P2Open ↗
08/13/2026B00943581-P1Open ↗
08/13/2026B00943581-I1Open ↗
▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1
12/10/2024322118016Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B00943581-I1Open ↗
▸Seals & Professional Certifications80
▸DOB NOWProgress Inspector Seal & Signature34
09/23/2026B00943581-P2Open ↗
09/23/2026B00943581-S8Open ↗
09/23/2026B00943581-S8Open ↗
Showing 3 of 34 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature26
09/23/2026B00943581-P2Open ↗
09/23/2026B00943581-P2Open ↗
09/23/2026B00943581-P2Open ↗
Showing 3 of 26 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature12
08/26/2026B00943581-S4Open ↗
08/26/2026B00943581-S5Open ↗
08/26/2026B00943581-P1Open ↗
Showing 3 of 12 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT2
01/05/2018321706873Open ↗
09/14/2017321494236Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST2
01/05/2018321706873Open ↗
09/14/2017321494236Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
01/05/2018321706873Open ↗
09/14/2017321494236Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
12/06/2023340907433Open ↗
▸BISAPPLICANT OWNER SIGNATURE1
12/06/2023340907433Open ↗
▸Trade Schedules & Equipment5
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)3
08/13/2026B00943581-P2Open ↗
08/13/2026B00943581-I1Open ↗
08/13/2026B00943581-P1Open ↗
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2
02/02/2018321494236Open ↗
09/14/2017321494236Open ↗
▸Safety & Tenant Protection5
▸BISBPP: STREET TREES SITE PLAN1
12/18/2023340907433Open ↗
▸BISSTREET TREE CHECKLIST1
12/06/2023340907433Open ↗
▸DOB NOWStreet Tree Sign Off1
08/13/2026B00943581-I1Open ↗
▸DOB NOWStreet Trees Site Plan1
08/13/2026B00943581-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00943581-I1Open ↗
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
08/26/2026B00943581-S3Open ↗
08/26/2026B00943581-S5Open ↗
08/26/2026B00943581-P1Open ↗
Showing 3 of 9 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
09/14/2017321494236Open ↗
▸Energy Compliance2
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2
01/05/2018321706873Open ↗
09/14/2017321494236Open ↗
▸Inspections & Test Reports8
▸DOB NOWSOIL REPORT5
08/13/2026B00943581-S4Open ↗
08/13/2026B00943581-P2Open ↗
08/13/2026B00943581-P1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWTR4 Test Report and Plot Diagram3
08/13/2026B00943581-S3Open ↗
08/13/2026B00943581-S4Open ↗
08/13/2026B00943581-I1Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
01/05/2018321706873Open ↗
09/14/2017321494236Open ↗
▸Filing & Intake Forms7
▸BISEFILING COVER SHEET3
11/29/2024322118016Open ↗
01/12/2018321706873Open ↗
09/14/2017321494236Open ↗
▸BISADDITIONAL INFORMATION2
12/18/2023340907433Open ↗
02/02/2018321494236Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
12/06/2023340907433Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
12/06/2023340907433Open ↗
▸Other Documents17
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/13/2026B00943581-P1Open ↗
08/13/2026B00943581-P2Open ↗
08/13/2026B00943581-I1Open ↗
▸DOB NOWSite Survey: Initial3
08/13/2026B00943581-P2Open ↗
08/13/2026B00943581-I1Open ↗
08/13/2026B00943581-P1Open ↗
▸DOB NOWProperty Ownership Certification3
08/26/2026B00943581-P1Open ↗
08/26/2026B00943581-I1Open ↗
08/26/2026B00943581-P2Open ↗
▸BISBPP - SUPPORTING DOCUMENTATION2
12/18/2023340907433Open ↗
12/06/2023340907433Open ↗
▸BISRECORDS MGMT FEE PAYMENT RECEIPT2
12/10/2024322118016Open ↗
12/22/2023340907433Open ↗
▸DOB NOWAdjoining Owners Notification2
08/13/2026B00943581-S4Open ↗
08/13/2026B00943581-S3Open ↗
▸BISBPP: PHOTOS-SIGNED/SEALED BY APPLICANT1
12/18/2023340907433Open ↗
▸DOB NOWFinal Survey1
08/13/2026B00943581-I1Open ↗