Five to six families

34 WEST 12 STREET

MANHATTAN · Greenwich Village · BIN 1009574

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1860Year Built

5Stories

C2Building Class

R6Zoning

5,845 sfGross Floor Area

5Units

Rent Stabilized0 Open Violations

Five to six families · Owner of record: W12TH STREET LLC · 2,160 sf lot · 2.71 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralElectricalMechanicalPlumbingLandscape

Roof35p · 2 filings · 20 docs

Bulkhead4p · 2 filings · 20 docs

Floor 441p · 3 filings · 20 docs

Floor 336p · 2 filings · 20 docs

Floor 236p · 2 filings · 20 docs

Floor 139p · 2 filings · 20 docs

Cellar37p · 4 filings · 20 docs

Basement37p · 4 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
E D GROUP	60	07/08/2026
W12TH STREET LLC	1	03/22/2026
MAMAN CONSTRUCTION	4	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
06/13/2022	$8.4M	—	THE HAMPSON ALBERT SISLER FOUNDATION, INC. → W12TH STREET LLC	$1,441/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
ALL CITY ENGINEERING, P.C.	8	11/13/2024
STUDIOSC ARCHITECTURE PLLC	6	08/26/2024
MJE PROFESSIONAL SERVICES	1	09/07/2023
ENTHINK ENGINEERS LLC	3	03/02/2023
M C STRUCTURAL ENGINEERING	2	07/19/2022

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
BMB BUILDING CONSULTING	32	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
MAMAN CONSTRUCTION CO LLC	General Contractor	26	07/08/2026
EMPIRE CITY CONSTRUCTION	General Contractor	5	07/08/2026
VERRAZANO PLMBG CONT INC	Plumbing	3	07/08/2026
STEVEN OLKHOVETSKY	Electrical	1	03/21/2026
METFLOW FIRE CONTROL LLC	Fire Protection	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
CENTURY TESTING & CONSULT	4081	14	11/13/2024

Building Lifecycle

All (110)Filed (20)Permit Issued (23)Signed Off (10)Violation (19)Inspection (6)Objection (2)Special Inspection (30)

04/29/2026

Violation issued (HPD, closed)

01/27/2025

Signed off — Alteration

M08012951-I1

01/22/2025

Signed off — Alteration

Proposed mechanical work for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775140-I1

12/19/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

12/11/2024

Signed off — Alteration

Proposed plumbing work for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775261-I1

11/13/2024

Filed — Alteration

Proposed plumbing work for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775261-P2

11/13/2024

Special inspection requirement — Energy Code Compliance Inspections

ALDO BRAVO

11/13/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

11/11/2024

Special inspection requirement — Energy Code Compliance Inspections

ALDO BRAVO

11/11/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

11/08/2024

Permit issued — Plumbing

M00775261-I1-PL

09/27/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

09/23/2024

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/18/2024

Signed off — Alteration

Proposed installation of new sprinkler system for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775269-I1

09/03/2024

Special inspection requirement — Mechanical Systems

ALDO BRAVO

09/03/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

09/03/2024

Special inspection requirement — Final

FRANZ SEBORGA

09/03/2024

Special inspection requirement — Fire-Resistance Rated Construction

ALDO BRAVO

09/03/2024

Special inspection requirement — Energy Code Compliance Inspections

ALDO BRAVO

08/30/2024

Filed — Alteration

Proposed mechanical work for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775140-P2

08/27/2024

Inspection — Certified Remove/Cap - work done in accordance with code

Certified

View inspection ↗

08/27/2024

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

08/27/2024

Special inspection requirement — Structural Stability – Alterations of existing buildings

ALDO BRAVO

08/27/2024

Special inspection requirement — Fire-Resistance Rated Construction

ALDO BRAVO

08/27/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

08/26/2024

Filed — Alteration CO

M00670993-P4

08/08/2024

Special inspection requirement — Fire-Resistance Rated Construction

ALDO BRAVO

08/08/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

08/08/2024

Special inspection requirement — Structural Stability – Alterations of existing buildings

ALDO BRAVO

06/21/2024

Permit issued — Construction Fence

M08012951-I1-FN

06/21/2024

Permit issued — Mechanical Systems

M00775140-I1-MS

06/21/2024

Permit issued — General Construction

M00670993-I1-GC

04/29/2024

Violation issued (ECB, closed)

Construction

04/01/2024

Violation issued (HPD, closed)

03/08/2024

Permit issued — General Construction

M00670993-I1-GC

03/06/2024

Permit issued — Construction Fence

M08012951-I1-FN

02/12/2024

Signed off — Alteration

M00772769-I1

02/12/2024

Signed off — Alteration

Propose structural scope of work to replace floor joists with new and add elevator shaft filed in conjunction with Alt-CO-GC #M00670993-I1.

M00772724-I1

02/06/2024

Signed off — Alteration

INSTALLATION OF TEMPORARY PIPE SCAFFOLD FOR ROOF PROTECTION AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SHALL COMPLY WITH CHAPTER#33 OF 2022 NYC BUILDING CODE.

M00929347-I1

02/06/2024

Signed off — 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.

M08014683-I1

02/06/2024

Signed off — Alteration

M08014666-I1

11/15/2023

Violation issued (HPD, closed)

11/06/2023

Inspection — Certified Gas-Gas-Piping-Roughing

Certified

View inspection ↗

11/06/2023

Inspection — Certified Storm Drainage-ST-Piping-Roughing

Certified

View inspection ↗

11/01/2023

Permit issued — Plumbing

M00775261-I1-PL

09/12/2023

Filed — Alteration

Proposed installation of new sprinkler system for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775269-P1

09/12/2023

Special inspection requirement — Post-installed Anchors

ALDO BRAVO

09/12/2023

Special inspection requirement — Sprinkler Systems

ALDO BRAVO

09/12/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

09/08/2023

Permit issued — Protection and Mechanical Methods

M00929347-I1-PMM

09/07/2023

Filed — Alteration

INSTALLATION OF TEMPORARY PIPE SCAFFOLD FOR ROOF PROTECTION AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SHALL COMPLY WITH CHAPTER#33 OF 2022 NYC BUILDING CODE.

M00929347-I1

09/07/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

ALDO BRAVO

09/07/2023

Special inspection requirement — Post-installed Anchors

ALDO BRAVO

09/07/2023

Special inspection requirement — Sprinkler Systems

ALDO BRAVO

08/31/2023

Permit issued — Sprinklers

M00775269-I1-EW-SP

08/17/2023

Violation issued (ECB, closed)

Construction

08/17/2023

Violation issued (ECB, closed)

Construction

08/03/2023

Filed — Alteration

Proposed mechanical work for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775140-P1

08/03/2023

Filed — Alteration

Proposed plumbing work for one-family building filed in conjunction with Alt-CO # M00670993-I1. No change in use, egress or occupancy.

M00775261-P1

08/01/2023

Special inspection requirement — Energy Code Compliance Inspections

ALDO BRAVO

Latest 60 of 110 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Signed-off	VERRAZANO PLMBG CONT INC	11/08/2024
DOB NOW	Construction Fence	Signed-off	MAMAN CONSTRUCTION CO LLC	06/21/2024
DOB NOW	Mechanical Systems	Signed-off	MAMAN CONSTRUCTION CO LLC	06/21/2024
DOB NOW	General Construction	Permit Issued	MAMAN CONSTRUCTION CO LLC	06/21/2024
DOB NOW	General Construction	Permit Issued	MAMAN CONSTRUCTION CO LLC	03/08/2024
DOB NOW	Construction Fence	Signed-off	MAMAN CONSTRUCTION CO LLC	03/06/2024
DOB NOW	Plumbing	Signed-off	VERRAZANO PLMBG CONT INC	11/01/2023
DOB NOW	Protection and Mechanical Methods	Signed-off	EMPIRE CITY CONSTRUCTION	09/08/2023
DOB NOW	Sprinklers	Signed-off	METFLOW FIRE CONTROL LLC	08/31/2023
DOB NOW	Mechanical Systems	Signed-off	MAMAN CONSTRUCTION CO LLC	07/27/2023
DOB NOW	Foundation	Signed-off	MAMAN CONSTRUCTION CO LLC	06/17/2023
DOB NOW	Construction Fence	Signed-off	MAMAN CONSTRUCTION CO LLC	06/17/2023
DOB NOW	General Construction	Permit Issued	MAMAN CONSTRUCTION CO LLC	06/16/2023
DOB NOW	Structural	Signed-off	MAMAN CONSTRUCTION CO LLC	06/16/2023
DOB NOW	Plumbing	Signed-off	VERRAZANO PLMBG CONT INC	02/17/2023
DOB NOW	General Construction	Permit Issued	MAMAN CONSTRUCTION CO LLC	12/15/2022
DOB NOW	Structural	Signed-off	MAMAN CONSTRUCTION CO LLC	11/21/2022
DOB NOW	General Construction	Permit Issued	MAMAN CONSTRUCTION CO LLC	11/17/2022
DOB NOW	Construction Fence	Signed-off	MAMAN CONSTRUCTION CO LLC	11/15/2022
DOB NOW	Sidewalk Shed	Signed-off	EMPIRE CITY CONSTRUCTION	10/05/2022
DOB NOW	Supported Scaffold	Signed-off	EMPIRE CITY CONSTRUCTION	10/05/2022
DOB NOW	General Construction	Signed-off	MAMAN CONSTRUCTION CO LLC	09/18/2022
DOB NOW	Foundation	Signed-off	MAMAN CONSTRUCTION CO LLC	09/14/2022
BIS	OT	ISSUED	JC CONTRACTING.MGMT LLC	03/06/2019
BIS	OT	ISSUED	JC CONTRACTING.MGMT LLC	09/28/2018
BIS	OT	ISSUED	JC CONTRACTING.MGMT LLC	10/31/2017
BIS	OT	ISSUED	SCERRI QUALITY FLOORS & PAINTING	09/26/1996

3 projects · most recent 11/15/2024

General Wiring

Filed	Status	Contractor	Scope
11/15/2024	Complete	GREY GOOSE ELECTRIC CORP	General Wiring
10/11/2022	Complete	RICHARD NEU	—
09/19/2022	Complete	5 J'S ELECTL CONTS CORP	—

▾Field Inspections (DOB CAP) — 6

Date	Type	Result	Report
12/19/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗
09/27/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗
08/27/2024	Certified Remove/Cap - work done in accordance with code	Certified	View ↗
08/27/2024	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
11/06/2023	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
11/06/2023	Certified Storm Drainage-ST-Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 43

Date	Requirement	Inspector	Role
11/13/2024	Energy Code Compliance Inspections	ALDO BRAVO	progress
11/13/2024	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
11/11/2024	Energy Code Compliance Inspections	ALDO BRAVO	progress
11/11/2024	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
09/03/2024	Mechanical Systems	ALDO BRAVO	special
09/03/2024	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
09/03/2024	Final	FRANZ SEBORGA	progress
09/03/2024	Fire-Resistance Rated Construction	ALDO BRAVO	progress
09/03/2024	Energy Code Compliance Inspections	ALDO BRAVO	progress
08/27/2024	Structural Stability – Alterations of existing buildings	ALDO BRAVO	special
08/27/2024	Fire-Resistance Rated Construction	ALDO BRAVO	progress
08/27/2024	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
08/08/2024	Fire-Resistance Rated Construction	ALDO BRAVO	progress
08/08/2024	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
08/08/2024	Structural Stability – Alterations of existing buildings	ALDO BRAVO	special
09/12/2023	Post-installed Anchors	ALDO BRAVO	special
09/12/2023	Sprinkler Systems	ALDO BRAVO	special
09/12/2023	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
09/07/2023	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
09/07/2023	Post-installed Anchors	ALDO BRAVO	special
09/07/2023	Sprinkler Systems	ALDO BRAVO	special
08/01/2023	Energy Code Compliance Inspections	ALDO BRAVO	progress
08/01/2023	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
01/27/2023	Fire-Resistant Penetrations and Joints	ALDO BRAVO	special
01/27/2023	Structural Stability – Alterations of existing buildings	ALDO BRAVO	special

Latest 25 of 43.

▾Documents — 164 on file (BIS + DOB NOW)

▸Plans & Drawings20

▸DOB NOWPlans/Sketch20

09/02/2026M00772769-I1Request digital key ↗

09/02/2026M00772724-I1Request digital key ↗

09/02/2026M00775269-I1Request digital key ↗

Showing 3 of 20 on file for this type

▸Applications & Permits21

▸DOB NOWLPC Approval/Permit15

08/13/2026M00670993-P3Open ↗

08/13/2026M00775261-I1Open ↗

08/13/2026M00670993-P4Open ↗

Showing 3 of 15 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION5

06/12/2025101366736Open ↗

05/16/2025122921375Open ↗

06/28/2024122629806Open ↗

Showing 3 of 5 on file for this type

▸BISWORK PERMIT APPLICATION1

11/01/2017122921375Open ↗

▸Zoning, Tax Lot & Property Records4

▸DOB NOWZoning Exhibit form (1-5)4

08/13/2026M00670993-P4Open ↗

08/13/2026M00670993-P3Open ↗

08/13/2026M00670993-P2Open ↗

Showing 3 of 4 on file for this type

▸Seals & Professional Certifications65

▸DOB NOWSpecial Inspector Seal & Signature29

09/01/2026M00775269-I1Open ↗

Showing 3 of 29 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature20

09/02/2026M00772769-I1Open ↗

09/02/2026M00772724-I1Open ↗

09/02/2026M00775269-P1Open ↗

Showing 3 of 20 on file for this type

▸DOB NOWProgress Inspector Seal & Signature14

09/29/2026M07995980-I1Open ↗

09/01/2026M00670993-I1Open ↗

09/01/2026M00775261-P1Open ↗

Showing 3 of 14 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2

07/25/2017122921375Open ↗

07/12/2017122629806Open ↗

▸Trade Schedules & Equipment1

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1

07/12/2017122629806Open ↗

▸Safety & Tenant Protection8

▸DOB NOWStreet Tree Checklist4

08/26/2026M00670993-P2Open ↗

08/26/2026M00670993-I1Open ↗

08/26/2026M00670993-P3Open ↗

Showing 3 of 4 on file for this type

▸BISTenant Protection Plan and Notes1

09/28/2017122921375Open ↗

▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1

08/13/2026M00670993-I1Open ↗

▸DOB NOWStreet Tree Sign Off1

08/13/2026M00670993-I1Open ↗

▸DOB NOWStreet Trees Site Plan1

08/13/2026M00670993-I1Open ↗

▸Environmental & Asbestos17

▸DOB NOWDEP ACP-5: Asbestos Assessment Report15

09/02/2026M00772769-I1Open ↗

09/02/2026M00772724-I1Open ↗

09/02/2026M00775269-I1Open ↗

Showing 3 of 15 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

07/25/2017122921375Open ↗

07/12/2017122629806Open ↗

▸Energy Compliance3

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS3

09/28/2017122921375Open ↗

07/25/2017122921375Open ↗

07/12/2017122629806Open ↗

▸Approvals, Objections & Sign-offs2

▸BISLANDMARKS APPROVAL2

07/24/2017122921375Open ↗

07/12/2017122629806Open ↗

▸Cost, Insurance & Ownership2

▸BISCOST AFFIDAVIT2

07/25/2017122921375Open ↗

07/12/2017122629806Open ↗

▸Filing & Intake Forms3

▸BISEFILING COVER SHEET2

07/25/2017122921375Open ↗

07/12/2017122629806Open ↗

▸BISADDITIONAL INFORMATION1

09/29/2017122921375Open ↗

▸Other Documents18

▸DOB NOWProof of Historic Building13

08/13/2026M00775140-P1Open ↗

08/13/2026M00775140-I1Open ↗

08/13/2026M00775261-P1Open ↗

Showing 3 of 13 on file for this type

▸DOB NOWProperty Ownership Certification4

08/26/2026M00670993-P4Open ↗

08/26/2026M00670993-P2Open ↗

08/26/2026M00670993-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWFinal Survey1

08/13/2026M00670993-I1Open ↗