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Three families
329 HANCOCK STREET
BROOKLYN · Bedford-Stuyvesant (West) · BIN 3052475
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1905Year Built
3Stories
C0Building Class
R6BZoning
3,180 sfGross Floor Area
3Units
Rent Stabilized2 Open Violations ▸FDNY Report ↗
Three families · Owner of record: DIAMOND DOG HOLDING LLC · 1,767 sf lot · 1.8 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
STEEL CONSTRUCTION106/27/2026
DIAMOND DOG HOLDING LLC203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/21/2024$2.2M—Private party → DIAMOND DOG HOLDING LLC$693/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
MCHENERY TESTING LAB106/22/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
STEEL CONSTRUCTION LLCGeneral Contractor106/27/2026
Building Lifecycle
All (16)Filed (1)Permit Issued (1)Violation (14)
06/23/2026
Permit issued — Supported Scaffold
B01420393-I1-SF
06/22/2026
Filed — Alteration
PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
B01420393-I1
05/04/2026
Violation issued (HPD, open)
A
11/20/2023
Violation issued (HPD, closed)
I
03/23/2023
Violation issued (HPD, closed)
A
11/09/2022
Violation issued (HPD, closed)
I
02/25/2022
Violation issued (HPD, closed)
I
02/25/2022
Violation issued (HPD, closed)
A
04/09/2021
Violation issued (HPD, closed)
A
04/09/2021
Violation issued (HPD, closed)
I
10/17/2018
Violation issued (HPD, closed)
I
11/24/2017
Violation issued (HPD, closed)
I
11/09/2016
Violation issued (HPD, closed)
I
10/09/2015
Violation issued (HPD, closed)
I
02/20/2015
Violation issued (HPD, closed)
I
05/17/1985
Violation issued (HPD, open)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSupported ScaffoldPermit IssuedSTEEL CONSTRUCTION LLC06/23/2026
1 project · most recent 06/22/2026
Scaffold
FiledStatusContractorScope
06/22/2026Permit IssuedSTEEL CONSTRUCTION LLCScaffold
Nothing on file for this building.
▾Documents — 2 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/16/2026B01420393-I1Request digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/16/2026B01420393-I1Open ↗