Single or multiple dwelling with stores or offices

325 12 STREET

BROOKLYN · BIN 3022965

💬 Discuss this project

1920Year Built

4Stories

S9Building Class

C4-3AZoning

7,224 sfGross Floor Area

8Units

0 Open ViolationsFDNY Report ↗

Single or multiple dwelling with stores or offices · Owner of record: 487 5TH LLC · 2,499 sf lot · 2.89 FAR built · Flood zone X

Locations of Work

ArchitectureMechanicalPlumbing

Roof3p · 2 filings · 20 docs

Floor 21p · 1 filing · 16 docs

Floor 1

Basement2p · 1 filing · 13 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
325 12 STREET	13	07/08/2026
325 12 LLC	1	03/22/2026
THE OWNER OF	1	03/22/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
HERBERT KUNSTADT ASSOCIATES, PC	4	07/25/2022

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
BMB BUILDING CONSULTING	8	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
RYSZARD & SON CONSTRUCTIO	General Contractor	1	07/08/2026
H.K. MECHANICAL SVC CORP	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
CATALPA SPECIAL INSPECTIO	2004	4	07/25/2022

Building Lifecycle

All (58)Filed (4)Permit Issued (2)Signed Off (2)Violation (11)Inspection (3)Objection (12)Special Inspection (24)

12/04/2024

Violation issued (HPD, closed)

11/28/2023

Violation issued (HPD, closed)

11/17/2022

Violation issued (HPD, closed)

09/08/2022

Signed off — Alteration

Propose to install 1 outdoor HVAC unit, 2 indoor AC units, electric wall heater, instantaneous hot water heater, bathroom fan and relocate 1 Radiator

B00416929-I1

09/08/2022

Signed off — Alteration

Propose to install new plumbing fixtures as per plan filed in conjunction with Alt 2 # 340771588.

B00416921-I1

09/01/2022

Permit issued — Mechanical Systems

B00416929-I1-MS

08/17/2022

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

08/16/2022

Inspection — Certified Water and Sanitary-WS-Fixtures-Finish

Certified

View inspection ↗

08/08/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

ERIC BERLENT

08/08/2022

Special inspection requirement — HVAC-R and service water piping design and insulation

MATTHEW MICHALSKI

08/01/2022

Objection resolved — Addressed

08/01/2022

Special inspection requirement — Energy Code Compliance Inspections

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — Mechanical Systems

ERIC BERLENT

08/01/2022

Special inspection requirement — Final

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — HVAC and service water heating equipment

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — Electrical energy consumption

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — HVAC and service water heating system controls

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — Duct leakage testing

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — HVAC insulation and sealing

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — Shutoff dampers

MATTHEW MICHALSKI

08/01/2022

Special inspection requirement — Electrical motors

MATTHEW MICHALSKI

07/27/2022

Objection resolved — Addressed

07/27/2022

Special inspection requirement — HVAC-R and service water piping design and insulation

MATTHEW MICHALSKI

07/25/2022

Filed — Alteration

Propose to install 1 outdoor HVAC unit, 2 indoor AC units, electric wall heater, instantaneous hot water heater, bathroom fan and relocate 1 Radiator

B00416929-P1

07/25/2022

Filed — Alteration

Propose to install new plumbing fixtures as per plan filed in conjunction with Alt 2 # 340771588.

B00416921-P1

07/25/2022

Objection raised — Zoning

07/25/2022

Objection raised — Zoning

07/18/2022

Special inspection requirement — Final

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — HVAC and service water heating equipment

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — Electrical energy consumption

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — HVAC and service water heating system controls

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — Duct leakage testing

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — HVAC insulation and sealing

07/18/2022

Special inspection requirement — Shutoff dampers

07/18/2022

Special inspection requirement — Electrical motors

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — Energy Code Compliance Inspections

MATTHEW MICHALSKI

07/18/2022

Special inspection requirement — Mechanical Systems

ERIC BERLENT

07/18/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

ERIC BERLENT

05/20/2022

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

04/27/2022

Permit issued — Plumbing

B00416921-I1-PL

04/21/2021

Violation issued (HPD, closed)

11/16/2020

Objection raised — Admin

11/16/2020

Objection resolved — Addressed

11/16/2020

Objection raised — Scope

11/16/2020

Objection resolved — Addressed

11/16/2020

Objection raised — Energy

11/16/2020

Objection resolved — Addressed

11/16/2020

Objection raised — Zoning

11/16/2020

Objection resolved — Addressed

11/11/2020

Filed — Alteration

Propose to install 1 outdoor HVAC unit, 2 indoor AC units, electric wall heater, instantaneous hot water heater, bathroom fan and relocate 1 Radiator

B00416929-I1

11/11/2020

Filed — Alteration

Propose to install new plumbing fixtures as per plan filed in conjunction with Alt 2 # 340771588.

B00416921-I1

11/01/2016

Violation issued (HPD, closed)

03/12/2013

Violation issued (ECB, closed)

Construction

04/02/2011

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

04/01/2008

Violation issued (ECB, closed)

Construction

05/24/2001

Violation issued (ECB, closed)

Construction

05/24/2001

Violation issued (DOB, closed)

VW*-VIOLATION - WORK W/O PERMIT DISMISSED

09/03/1992

Violation issued (ECB, closed)

Construction

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	RYSZARD & SON CONSTRUCTIO	09/01/2022
DOB NOW	Plumbing	Signed-off	H.K. MECHANICAL SVC CORP	04/27/2022
BIS	OT	ISSUED	KAMTECH RESTORATION CORP	11/16/2023
BIS	OT	ISSUED	RYSZARD & SON CONSTRUCTIO	06/15/2022
BIS	OT	ISSUED	RYSZARD & SON CONSTRUCTIO	06/09/2022
BIS	OT	ISSUED	RYSZARD & SON CONSTRUCTIO	10/18/2021
BIS	PL	ISSUED	ORION PLUMBING & HTG CORP	11/14/2012
BIS	EQ	ISSUED	TRIPLE 8 CONSTRUCTION INC	08/15/2012
BIS	OT	ISSUED	TRIPLE 8 CONSTRUCTION INC	08/15/2012

2 projects · most recent 11/21/2023

General Wiring

Filed	Status	Contractor	Scope
11/21/2023	Complete	BERGER QUALITY ELEC'L CON	—
08/23/2022	Complete	DENMAR ELECTRIC CORP	General Wiring

▾Field Inspections (DOB CAP) — 3

Date	Type	Result	Report
08/17/2022	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
08/16/2022	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
05/20/2022	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 24

Date	Requirement	Inspector	Role
08/08/2022	Fire-Resistant Penetrations and Joints	ERIC BERLENT	special
08/08/2022	HVAC-R and service water piping design and insulation	MATTHEW MICHALSKI	energy_progress
08/01/2022	Energy Code Compliance Inspections	MATTHEW MICHALSKI	progress
08/01/2022	Mechanical Systems	ERIC BERLENT	special
08/01/2022	Final	MATTHEW MICHALSKI	progress
08/01/2022	HVAC and service water heating equipment	MATTHEW MICHALSKI	energy_progress
08/01/2022	Electrical energy consumption	MATTHEW MICHALSKI	energy_progress
08/01/2022	HVAC and service water heating system controls	MATTHEW MICHALSKI	energy_progress
08/01/2022	Duct leakage testing	MATTHEW MICHALSKI	energy_progress
08/01/2022	HVAC insulation and sealing	MATTHEW MICHALSKI	energy_progress
08/01/2022	Shutoff dampers	MATTHEW MICHALSKI	energy_progress
08/01/2022	Electrical motors	MATTHEW MICHALSKI	energy_progress
07/27/2022	HVAC-R and service water piping design and insulation	MATTHEW MICHALSKI	energy_progress
07/18/2022	Final	MATTHEW MICHALSKI	progress
07/18/2022	HVAC and service water heating equipment	MATTHEW MICHALSKI	energy_progress
07/18/2022	Electrical energy consumption	MATTHEW MICHALSKI	energy_progress
07/18/2022	HVAC and service water heating system controls	MATTHEW MICHALSKI	energy_progress
07/18/2022	Duct leakage testing	MATTHEW MICHALSKI	energy_progress
07/18/2022	HVAC insulation and sealing	—	energy_progress
07/18/2022	Shutoff dampers	—	energy_progress
07/18/2022	Electrical motors	MATTHEW MICHALSKI	energy_progress
07/18/2022	Energy Code Compliance Inspections	MATTHEW MICHALSKI	progress
07/18/2022	Mechanical Systems	ERIC BERLENT	special
07/18/2022	Fire-Resistant Penetrations and Joints	ERIC BERLENT	special

▾Documents — 139 on file (BIS + DOB NOW)

▸Plans & Drawings4

▸DOB NOWPlans/Sketch - Mechanical Systems2

08/29/2026B00416929-P1Request digital key ↗

08/14/2026B00416929-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Plumbing2

09/02/2026B00416921-I1Request digital key ↗

08/15/2026B00416921-P1Request digital key ↗

▸Applications & Permits16

▸BISPLAN / WORK APPROVAL APPLICATION9

01/26/2024340906005Open ↗

11/15/2023340906005Open ↗

07/20/2022340771588Open ↗

Showing 3 of 9 on file for this type

▸BISWORK PERMIT APPLICATION5

11/16/2023340906005Open ↗

06/15/2022340771588Open ↗

10/18/2021340771588Open ↗

Showing 3 of 5 on file for this type

▸BISPARTIAL DEMO PLAN & DS1 (FOR AL/EW-OT PERMITS)1

10/18/2021340771588Open ↗

▸BISPARTIAL DEMO: 10-DAY NOTICE (FOR AL/EW-OT PERMITS)1

10/18/2021340771588Open ↗

▸Zoning, Tax Lot & Property Records7

▸BISZONING DIAGRAM3

11/06/2020340771588Open ↗

10/27/2020340771588Open ↗

05/30/2012320445675Open ↗

▸BISZONING EXHIBIT I: CERTIFICATION2

11/06/2020340771588Open ↗

05/29/2012320445675Open ↗

▸BISZONING EXHIBIT III- DESC & OWNERSHIP STMNT1

05/29/2012320445675Open ↗

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

11/06/2020340771588Open ↗

▸Seals & Professional Certifications24

▸DOB NOWProgress Inspector Seal & Signature7

09/04/2026B00416921-P1Open ↗

08/26/2026B00416921-I1Open ↗

08/25/2026B00416929-I1Open ↗

Showing 3 of 7 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION5

08/22/2013320445675Open ↗

08/16/2012320445675Open ↗

06/04/2012320445675Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature4

08/13/2026B00416929-P1Open ↗

08/13/2026B00416929-I1Open ↗

08/13/2026B00416921-P1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature4

09/04/2026B00416921-P1Open ↗

08/29/2026B00416929-P1Open ↗

08/26/2026B00416921-I1Open ↗

Showing 3 of 4 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY2

11/15/2023340906005Open ↗

10/06/2020340771588Open ↗

▸BISAPPLICANT OWNER SIGNATURE2

11/15/2023340906005Open ↗

10/06/2020340771588Open ↗

▸Trade Schedules & Equipment6

▸BISSCHEDULE B - PLUMBING3

01/04/2013320445675Open ↗

12/27/2012320445675Open ↗

05/29/2012320445675Open ↗

▸BISSELF-CERT PLUMBING NOTICE3

08/30/2013320445675Open ↗

04/25/2013320445675Open ↗

02/15/2013320445675Open ↗

▸Safety & Tenant Protection11

▸DOB NOWTenant Protection Plan4

08/13/2026B00416921-P1Open ↗

08/13/2026B00416929-P1Open ↗

08/13/2026B00416929-I1Open ↗

Showing 3 of 4 on file for this type

▸BISSTREET TREE CHECKLIST3

09/30/2021340771588Open ↗

10/06/2020340771588Open ↗

07/30/2012320445675Open ↗

▸BISTPP1: TENANT PROTECTION PLAN2

11/15/2023340906005Open ↗

09/30/2021340771588Open ↗

▸BISTenant Protection Plan and Notes1

10/06/2020340771588Open ↗

▸BISSTREET TREE SUPPORTING DOCUMENT1

11/19/2013320445675Open ↗

▸Environmental & Asbestos9

▸DOB NOWDEP ACP-5: Asbestos Assessment Report4

08/13/2026B00416929-I1Open ↗

08/13/2026B00416921-I1Open ↗

08/13/2026B00416929-P1Open ↗

Showing 3 of 4 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)3

11/15/2023340906005Open ↗

10/27/2020340771588Open ↗

10/06/2020340771588Open ↗

▸BISTHIS IS NOT AN ASBESTOS PROJECT2

03/13/2012320445675Open ↗

▸Energy Compliance16

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY5

02/09/2024340906005Open ↗

11/15/2023340906005Open ↗

09/08/2022340771588Open ↗

Showing 3 of 5 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2

08/22/2013320445675Open ↗

08/16/2012320445675Open ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)2

02/09/2024340906005Open ↗

09/08/2022340771588Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS2

11/15/2023340906005Open ↗

10/06/2020340771588Open ↗

▸DOB NOWEN2: As Built Energy Analysis.2

08/13/2026B00416929-I1Open ↗

08/13/2026B00416921-I1Open ↗

▸BISTECHNICAL REPORT: ENERGY1

03/13/2012320445675Open ↗

▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (PRELIMINARY)1

11/15/2023340906005Open ↗

▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (FINAL)1

02/09/2024340906005Open ↗

▸Inspections & Test Reports12

▸BISTECHNICAL REPORT: RESPONSIBILITY11

02/09/2024340906005Open ↗

11/15/2023340906005Open ↗

09/08/2022340771588Open ↗

Showing 3 of 11 on file for this type

▸BISTECHNICAL REPORT: SOIL INSPECTION1

05/29/2012320445675Open ↗

▸Approvals, Objections & Sign-offs12

▸BISLETTERS - SUPPORTING DOCUMENTATION5

09/08/2022340771588Open ↗

09/23/2021340771588Open ↗

08/22/2013320445675Open ↗

Showing 3 of 5 on file for this type

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST4

02/13/2024340906005Open ↗

09/12/2022340771588Open ↗

08/22/2013320445675Open ↗

Showing 3 of 4 on file for this type

▸BISFINAL ELECTRICAL SIGNOFF1

02/13/2024340906005Open ↗

▸BISSUPERSEDING LETTER1

06/15/2022340771588Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

03/13/2012320445675Open ↗

▸Cost, Insurance & Ownership7

▸BISCOST AFFIDAVIT6

02/09/2024340906005Open ↗

11/15/2023340906005Open ↗

09/30/2021340771588Open ↗

Showing 3 of 6 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

09/08/2022340771588Open ↗

▸Filing & Intake Forms13

▸BISADDITIONAL INFORMATION10

02/06/2024340906005Open ↗

09/08/2022340771588Open ↗

09/30/2021340771588Open ↗

Showing 3 of 10 on file for this type

▸BISEFILING JOB APPLICATION COVER SHEET2

11/15/2023340906005Open ↗

10/06/2020340771588Open ↗

▸BISEFILING COVER SHEET1

03/13/2012320445675Open ↗

▸Other Documents2

▸BISSUSTAINABLE ROOF ZONE FORM1

10/06/2020340771588Open ↗

▸BISTax Abatement Miscellaneous1

02/13/2024340906005Open ↗