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Two family converted from one family
851 WILLOUGHBY AVENUE
BROOKLYN · BIN 3042991
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1910Year Built
3Stories
B3Building Class
C4-4LZoning
1,917 sfGross Floor Area
2Units
Rent Stabilized1 Open Violation 0 unresolved · 1 paperwork only ▸
Two family converted from one family · 1,206 sf lot · 1.59 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
1 job · most recent 08/24/2026
Steel Concrete
FiledStatusContractorScope
08/24/2026Permit IssuedYNR CONSTRUCTION LLCSteel, Concrete
Building Lifecycle
All (24)Filed (2)Permit Issued (1)Violation (7)Objection (2)Special Inspection (12)
09/08/2026
Permit issued — General Construction
B01438371-I1-GC-CX
08/24/2026
Filed — Alteration
Proposing to repair the rear-yard fire escape to correct the conditions cited in vacate order complaint 3A37714. No change in use, egress, or occupancy is proposed.
B01438371-P1
08/24/2026
Special inspection requirement — Final
08/24/2026
Special inspection requirement — Concrete - Cast-In-Place
08/24/2026
Special inspection requirement — Structural Cold-Formed Steel
08/24/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
08/24/2026
Special inspection requirement — Structural Steel - Details
08/24/2026
Special inspection requirement — Structural Steel - Welding
08/17/2026
Objection resolved — Resolved
08/12/2026
Objection raised — Other
07/31/2026
Filed — Alteration
Proposing to repair the rear-yard fire escape to correct the conditions cited in vacate order complaint 3A37714. No change in use, egress, or occupancy is proposed.
B01438371-I1
07/30/2026
Special inspection requirement — Structural Cold-Formed Steel
07/29/2026
Special inspection requirement — Concrete - Cast-In-Place
07/29/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
07/29/2026
Special inspection requirement — Structural Steel - Details
07/29/2026
Special inspection requirement — Structural Steel - Welding
07/29/2026
Special inspection requirement — Final
11/16/2025
Violation issued (ECB, closed)
Construction
11/16/2025
Violation issued (ECB, closed)
Construction
11/16/2025
Violation issued (ECB, closed)
Construction
11/08/2019
Violation issued (HPD, closed)
I
10/31/2018
Violation issued (HPD, closed)
I
01/10/2018
Violation issued (HPD, closed)
I
03/08/2006
Violation issued (ECB, open)
HPD
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
WLBY LLC103/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
AG ENGINEERING PLLC208/24/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
YNR CONSTRUCTION LLCGeneral Contractor109/09/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedYNR CONSTRUCTION LLC09/08/2026
▾Special Inspection Requirements (DOB NOW) — 12
DateRequirementInspectorRole
08/24/2026Final—progress
08/24/2026Concrete - Cast-In-Place—special
08/24/2026Structural Cold-Formed Steel—special
08/24/2026Structural Stability – Alterations of existing buildings—special
08/24/2026Structural Steel - Details—special
08/24/2026Structural Steel - Welding—special
07/30/2026Structural Cold-Formed Steel—special
07/29/2026Concrete - Cast-In-Place—special
07/29/2026Structural Stability – Alterations of existing buildings—special
07/29/2026Structural Steel - Details—special
07/29/2026Structural Steel - Welding—special
07/29/2026Final—progress
▾Documents — 2 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/16/2026B01438371-I1Request digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/16/2026B01438371-I1Open ↗