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Three families
673 KNICKERBOCKER AVENUE
BROOKLYN · BIN 3077320
💬 Discuss this project
1910Year Built
3Stories
C0Building Class
R6Zoning
3,600 sfGross Floor Area
3Units
Rent Stabilized1 Open Violation ▸FDNY Report ↗
Three families · Owner of record: 673 KNICKERBOCKER LLC · 1,900 sf lot · 1.89 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbingCivil
Roof2p · 1 filing · 15 docs
Floor 21p · 1 filing · 15 docs
Floor 11p · 1 filing · 15 docs
Cellar1p · 1 filing · 15 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
RAISNER GROUP607/08/2026
673 KNICKERBOCKER LLC103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/16/2024$1.7M—Private party → 673 KNICKERBOCKER LLC$472/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CHUN ENGINEERING CONSULTANT PLLC302/04/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
BARRAN DESIGNS303/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HT BUILDS LLCGeneral Contractor303/21/2026
JUST PLBG & HTG INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
WORLD DESIGN ARCHITECTURE9323302/04/2025
Building Lifecycle
All (29)Filed (3)Permit Issued (2)Signed Off (2)Violation (4)Inspection (3)Special Inspection (15)
03/15/2026
Violation issued (HPD, open)
A
02/27/2025
Signed off — Alteration
APPLICATION FILED HEREWITH TO PROPOSE INTERIOR RENOVATIONS TO EXISTING 3 STORY 3 FAMILY WITH CELLAR. NO CHANGE IN EGRESS, USE AND OCCUPANCY.
B01091677-S1
02/27/2025
Signed off — Alteration
APPLICATION FILED HEREWITH TO PROPOSE INTERIOR RENOVATIONS TO EXISTING 3 STORY 3 FAMILY WITH CELLAR. NO CHANGE IN EGRESS, USE AND OCCUPANCY.
B01091677-I1
02/07/2025
Special inspection requirement — Interior lighting power
William Alicea
02/07/2025
Special inspection requirement — Air barrier - visual inspection
William Alicea
02/07/2025
Special inspection requirement — Fenestration areas
William Alicea
02/07/2025
Special inspection requirement — Fenestration air leakage
William Alicea
02/07/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
William Alicea
02/07/2025
Special inspection requirement — Energy Code Compliance Inspections
William Alicea
02/07/2025
Special inspection requirement — Final
William Alicea
02/07/2025
Special inspection requirement — Fire-Resistance Rated Construction
William Alicea
02/07/2025
Special inspection requirement — Lighting in dwelling units
William Alicea
02/07/2025
Special inspection requirement — Insulation placement and R values
William Alicea
02/07/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
William Alicea
02/07/2025
Special inspection requirement — Lighting controls
William Alicea
02/04/2025
Filed — Alteration
APPLICATION FILED HEREWITH TO PROPOSE INTERIOR RENOVATIONS TO EXISTING 3 STORY 3 FAMILY WITH CELLAR. NO CHANGE IN EGRESS, USE AND OCCUPANCY.
B01091677-P1
12/04/2024
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
10/30/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/30/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/04/2024
Permit issued — Plumbing
B01091677-S1-PL
09/27/2024
Filed — Alteration
APPLICATION FILED HEREWITH TO PROPOSE INTERIOR RENOVATIONS TO EXISTING 3 STORY 3 FAMILY WITH CELLAR. NO CHANGE IN EGRESS, USE AND OCCUPANCY.
B01091677-S1
09/25/2024
Special inspection requirement — Energy Code Compliance Inspections
William Alicea
09/25/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
William Alicea
09/25/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
William Alicea
08/30/2024
Permit issued — General Construction
B01091677-I1-GC
08/20/2024
Filed — Alteration
APPLICATION FILED HEREWITH TO PROPOSE INTERIOR RENOVATIONS TO EXISTING 3 STORY 3 FAMILY WITH CELLAR. NO CHANGE IN EGRESS, USE AND OCCUPANCY.
B01091677-I1
11/10/2022
Violation issued (HPD, closed)
I
04/09/2021
Violation issued (HPD, closed)
A
10/09/2015
Violation issued (HPD, closed)
I
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offMOHAMED ABDELRAZEK10/04/2024
DOB NOWGeneral ConstructionSigned-offHT BUILDS LLC08/30/2024
1 project · most recent 12/15/2024
General Wiring
FiledStatusContractorScope
12/15/2024CompleteR & T ELECTRICAL CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
12/04/2024Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
10/30/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/30/2024Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 15
DateRequirementInspectorRole
02/07/2025Interior lighting powerWilliam Aliceaenergy_progress
02/07/2025Air barrier - visual inspectionWilliam Aliceaenergy_progress
02/07/2025Fenestration areasWilliam Aliceaenergy_progress
02/07/2025Fenestration air leakageWilliam Aliceaenergy_progress
02/07/2025Fire-Resistant Penetrations and JointsWilliam Aliceaspecial
02/07/2025Energy Code Compliance InspectionsWilliam Aliceaprogress
02/07/2025FinalWilliam Aliceaprogress
02/07/2025Fire-Resistance Rated ConstructionWilliam Aliceaprogress
02/07/2025Lighting in dwelling unitsWilliam Aliceaenergy_progress
02/07/2025Insulation placement and R valuesWilliam Aliceaenergy_progress
02/07/2025Fenestration and door U-factor and product ratingsWilliam Aliceaenergy_progress
02/07/2025Lighting controlsWilliam Aliceaenergy_progress
09/25/2024Energy Code Compliance InspectionsWilliam Aliceaprogress
09/25/2024HVAC-R and service water piping design and insulationWilliam Aliceaenergy_progress
09/25/2024Fire-Resistant Penetrations and JointsWilliam Aliceaspecial
▾Documents — 39 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/24/2026B01091677-I1Request digital key ↗
08/24/2026B01091677-P1Request digital key ↗
08/24/2026B01091677-S1Request digital key ↗
▸Applications & Permits5
▸BISPLAN / WORK APPROVAL APPLICATION5
08/11/2016320997659Open ↗
05/18/2016320997659Open ↗
07/13/2015320997659Open ↗
Showing 3 of 5 on file for this type
▸Seals & Professional Certifications12
▸DOB NOWProgress Inspector Seal & Signature4
08/30/2026B01091677-I1Open ↗
08/30/2026B01091677-I1Open ↗
08/24/2026B01091677-S1Open ↗
Showing 3 of 4 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3
07/13/2015320997659Open ↗
07/13/2015320997659Open ↗
10/09/2014320997659Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/24/2026B01091677-P1Open ↗
08/24/2026B01091677-S1Open ↗
08/24/2026B01091677-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/30/2026B01091677-I1Open ↗
08/24/2026B01091677-S1Open ↗
▸Environmental & Asbestos7
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/24/2026B01091677-P1Open ↗
08/24/2026B01091677-S1Open ↗
08/24/2026B01091677-I1Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)2
10/09/2014320997659Open ↗
10/09/2014320997659Open ↗
▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)2
10/09/2014320997659Open ↗
10/09/2014320997659Open ↗
▸Energy Compliance1
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
10/09/2014320997659Open ↗
▸Approvals, Objections & Sign-offs4
▸BISSCHEDULE A - OCCUPANCY / USE3
12/18/2014320997659Open ↗
10/28/2014320997659Open ↗
10/09/2014320997659Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
10/09/2014320997659Open ↗
▸Cost, Insurance & Ownership3
▸BISCOST AFFIDAVIT3
07/31/2015320997659Open ↗
12/18/2014320997659Open ↗
10/09/2014320997659Open ↗
▸Filing & Intake Forms2
▸BISADDITIONAL INFORMATION1
07/31/2015320997659Open ↗
▸BISEFILING COVER SHEET1
10/09/2014320997659Open ↗
▸Other Documents2
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
08/11/2016320997659Open ↗
▸BISPLOT DIAGRAM1
10/09/2014320997659Open ↗