Two family converted from one family

451 HANCOCK STREET

BROOKLYN · BIN 3045721

💬 Discuss this project

1899Year Built

2Stories

B3Building Class

R6BZoning

2,232 sfGross Floor Area

2Units

Rent Stabilized0 Open Violations

Two family converted from one family · 1,800 sf lot · 1.24 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.

Owner	Filings	Most Recent
PEAK TRANSPETROLEUM LLC	2	03/22/2026
ERK HOLDING CORP	1	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
07/01/2022	$2.3M	—	COPIOUS HOLDINGS LLC → Private party	$1,025/sf building
09/27/2019	$1.0M	—	— → —	$453/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
MOSTAFA	2	02/02/2022

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
ARCHVISION DESIGN STUDIO	2	03/21/2026
D W G SERVICES	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
BT'S PLUMBING AND HEATING	Plumbing	2	07/08/2026
BROOKYLN SOLARWORKS, LLC	Electrical	1	03/22/2026
POWER SURGE ELECTRIC, INC	Electrical	1	03/22/2026

Building Lifecycle

All (36)Filed (2)Permit Issued (2)Signed Off (1)Violation (29)Special Inspection (2)

11/28/2023

Violation issued (HPD, closed)

05/12/2023

Signed off — Alteration

RENOVATION OF EXISTING 2 FAMILY NEW PLUMBING FOR BATHROOM AND KITCHEN. NO CHANGE TO USE EGRESS OR OCCUPANCY

B00312344-I1

10/24/2022

Violation issued (ECB, closed)

Construction

08/03/2022

Violation issued (HPD, closed)

08/03/2022

Violation issued (HPD, closed)

08/03/2022

Violation issued (HPD, closed)

08/03/2022

Violation issued (HPD, closed)

02/07/2022

Special inspection requirement — Fire-Resistance Rated Construction

FAHAD FATEH

02/07/2022

Special inspection requirement — Maintenance information

FAHAD FATEH

02/02/2022

Filed — Alteration

RENOVATION OF EXISTING 2 FAMILY NEW PLUMBING FOR BATHROOM AND KITCHEN. NO CHANGE TO USE EGRESS OR OCCUPANCY

B00312344-P1

10/27/2021

Permit issued — Plumbing

B00312344-I1-PL

07/17/2020

Violation issued (ECB, closed)

Unknown

07/01/2020

Violation issued (ECB, closed)

Construction

06/16/2020

Permit issued — Plumbing

B00312344-I1-PL

03/04/2020

Filed — Alteration

RENOVATION OF EXISTING 2 FAMILY NEW PLUMBING FOR BATHROOM AND KITCHEN. NO CHANGE TO USE EGRESS OR OCCUPANCY

B00312344-I1

12/27/2015

Violation issued (DOB, closed)

V%*-DOB VIOLATION - DISMISSED

11/17/2013

Violation issued (DOB, closed)

V%*-DOB VIOLATION - DISMISSED

12/02/2010

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/11/2010

Violation issued (ECB, closed)

Construction

07/08/2010

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/17/2009

Violation issued (ECB, closed)

Cranes and Derricks

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

08/17/2006

Violation issued (HPD, closed)

05/22/2006

Violation issued (HPD, closed)

05/22/2006

Violation issued (HPD, closed)

08/19/2004

Violation issued (ECB, closed)

Construction

08/12/2004

Violation issued (HPD, closed)

08/12/2004

Violation issued (HPD, closed)

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Signed-off	BT'S PLUMBING AND HEATING	10/27/2021
DOB NOW	Plumbing	Signed-off	BT'S PLUMBING AND HEATING	06/16/2020
BIS	OT	ISSUED	BROOKLYN SOLARWORKS LLC	01/30/2023
BIS	OT	ISSUED	STABLE HOMES LLC	08/24/2020
BIS	OT	ISSUED	STABLE HOMES LLC	08/21/2020
BIS	OT	ISSUED	PEAK TRANSPETROLEUM LLC	11/18/2019
BIS	PL	ISSUED	ARMTECH PLUMBING SYSTEMS CORP	10/03/2008
BIS	—	ISSUED	ISLAND CONSTRUCTION & DEVELOPMEN	06/11/2008

6 projects · most recent 03/17/2023

General Wiring

Filed	Status	Contractor	Scope
03/17/2023	Complete	BROOKYLN SOLARWORKS, LLC	3 meters
02/17/2023	Complete	BROOKYLN SOLARWORKS, LLC	—
06/02/2022	Complete	AAA'S ELECTL CONTG CORP	3 meters
09/21/2021	Complete	AAA'S ELECTL CONTG CORP	General Wiring
02/05/2020	Complete	JALEX ELEC'L CONTR. INC	3 meters, 3 new_meters
01/23/2020	Complete	POWER SURGE ELECTRIC, INC	3 meters, 3 new_meters

▾Special Inspection Requirements (DOB NOW) — 2

Date	Requirement	Inspector	Role
02/07/2022	Fire-Resistance Rated Construction	FAHAD FATEH	progress
02/07/2022	Maintenance information	FAHAD FATEH	energy_progress

▾Documents — 79 on file (BIS + DOB NOW)

▸Plans & Drawings2

▸DOB NOWPlans/Sketch - Plumbing2

09/02/2026B00312344-I1Request digital key ↗

08/15/2026B00312344-P1Request digital key ↗

▸Applications & Permits15

▸BISPLAN / WORK APPROVAL APPLICATION10

01/28/2023340877894Open ↗

02/04/2022322007706Open ↗

01/18/2022310116228Open ↗

Showing 3 of 10 on file for this type

▸BISWORK PERMIT APPLICATION5

01/30/2023340877894Open ↗

08/28/2020322007706Open ↗

11/19/2019322007706Open ↗

Showing 3 of 5 on file for this type

▸Seals & Professional Certifications12

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3

11/15/2019322007706Open ↗

06/11/2008310116228Open ↗

04/03/2008310116228Open ↗

▸BISPROFESSIONAL CERTIFIED CHECKLIST2

11/15/2019322007706Open ↗

04/03/2008310116228Open ↗

▸DOB NOWDPL-1: Design Professional Seal & Signature2

08/13/2026B00312344-P1Open ↗

08/13/2026B00312344-I1Open ↗

▸DOB NOWProgress Inspector Seal & Signature2

08/28/2026B00312344-I1Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

11/15/2019322007706Open ↗

▸BISAPPLICANT OWNER SIGNATURE1

01/28/2023340877894Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1

04/03/2008310116228Open ↗

▸Trade Schedules & Equipment1

▸BISSCHEDULE B - PLUMBING1

04/03/2008310116228Open ↗

▸Safety & Tenant Protection1

▸BISTPP1: TENANT PROTECTION PLAN1

01/30/2023340877894Open ↗

▸Environmental & Asbestos5

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

01/28/2023340877894Open ↗

11/15/2019322007706Open ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report2

08/13/2026B00312344-P1Open ↗

08/13/2026B00312344-I1Open ↗

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1

04/03/2008310116228Open ↗

▸Energy Compliance13

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY5

04/18/2023340877894Open ↗

01/28/2023340877894Open ↗

01/13/2023322007706Open ↗

Showing 3 of 5 on file for this type

▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (PRELIMINARY)1

01/28/2023340877894Open ↗

▸BISLIGHTING IN DWELLING UNITS1

01/13/2023322007706Open ↗

▸BISLIGHTING CONTROLS1

01/13/2023322007706Open ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

09/07/2022322007706Open ↗

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1

11/15/2019322007706Open ↗

▸BISINTERIOR LIGHTING POWER1

01/13/2023322007706Open ↗

▸BISAS-BUILT ENERGY ANALYSIS1

04/18/2023340877894Open ↗

▸BISSOLAR TAX ABATEMENT APPLICATION1

04/19/2023340877894Open ↗

▸Inspections & Test Reports9

▸BISTECHNICAL REPORT: RESPONSIBILITY7

04/18/2023340877894Open ↗

01/28/2023340877894Open ↗

01/23/2023322007706Open ↗

Showing 3 of 7 on file for this type

▸BISSTRUCTURAL STEEL - WELDING1

01/13/2023322007706Open ↗

▸BISMECHANICAL SYSTEMS1

01/13/2023322007706Open ↗

▸Approvals, Objections & Sign-offs7

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2

04/19/2023340877894Open ↗

02/01/2023322007706Open ↗

▸BISSCHEDULE A - OCCUPANCY / USE1

04/03/2008310116228Open ↗

▸BISFINAL1

01/23/2023322007706Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

04/03/2008310116228Open ↗

▸BISLETTERS - SUPPORTING DOCUMENTATION1

04/19/2023340877894Open ↗

▸BISSUPERSEDING LETTER1

01/06/2023322007706Open ↗

▸Cost, Insurance & Ownership6

▸BISCOST AFFIDAVIT5

04/18/2023340877894Open ↗

01/28/2023340877894Open ↗

10/03/2022322007706Open ↗

Showing 3 of 5 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

10/27/2022322007706Open ↗

▸Filing & Intake Forms7

▸BISADDITIONAL INFORMATION3

01/06/2023322007706Open ↗

01/11/2022322007706Open ↗

10/15/2021322007706Open ↗

▸BISEFILING COVER SHEET2

11/15/2019322007706Open ↗

04/03/2008310116228Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

01/28/2023340877894Open ↗

▸BISBOROUGH INTAKE FORM1

08/28/2020322007706Open ↗

▸Other Documents1

▸BISSTRUCTURAL COLD-FORMED STEEL1

01/13/2023322007706Open ↗