Locations of Work

ArchitectureStructuralMechanicalPlumbingFire Protection

Roof36p · 5 filings · 20 docs

Floor 435p · 5 filings · 20 docs

Floor 332p · 5 filings · 20 docs

Floor 236p · 5 filings · 20 docs

Floor 132p · 5 filings · 20 docs

Cellar46p · 8 filings · 20 docs

Sub-Basement32p · 5 filings · 20 docs

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
10/30/2020	$15.8M	—	TENTH STREET OWNER LLC → 20 EAST 10TH STREET LLC	$3,061/sf building
06/09/2015	$18.2M	—	THE HEIRLOOM TRUST → TENTH STREET OWNER LLC	$3,525/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
DEBORAH BERKE PARTNERS	6	11/06/2024
HANINGTON ENGINEERING CONSUL, LLC	1	07/07/2021
HANINGTON ENGINEERING CONSULTANTS	3	06/29/2021

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
J CALLAHAN CONSULTING	20	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
JOHN HUMMEL CUSTOM BLD IN	General Contractor	4	07/08/2026
KILLOWEN CONSTRUCTION IN	General Contractor	3	07/08/2026
ABR PLBG&HTG CONTR INC	Plumbing	2	07/08/2026
EINSTEIN ELEC'L CORP	Electrical	1	03/22/2026
ITKIN ELECTRIC CORP.	Electrical	1	03/22/2026
R.J.C. MECHANICAL CORP	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
RYAN SPECIAL ENGINEERING	2018	4	11/06/2024
BERGMAN CONSULTING ENGINE	253	4	01/27/2022
INTEGRITY CONSULTING SERV	666	3	01/27/2022

Building Lifecycle

All (83)Filed (10)Permit Issued (8)Signed Off (8)Violation (4)Inspection (8)Objection (26)Special Inspection (19)

03/14/2025

Signed off — Alteration

M01041927-I1

03/14/2025

Signed off — Alteration

Installation of mechanical unit and associated ductwork and piping in portion of the cellar as per plans filed herewith. No change to occupancy, use or egress.

M01042082-I1

03/14/2025

Signed off — Alteration

Plumbing Work including relocation and addition of new fixtures and piping associated with the renovation of the cellar as per plans filed herewith. No change to occupancy, use or egress.

M01042076-I1

12/05/2024

Special inspection requirement — Final

William Ryan

12/05/2024

Special inspection requirement — Mechanical Systems

William Ryan

11/25/2024

Objection resolved — Addressed

11/22/2024

Objection raised — Scope

11/11/2024

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

Certified

View inspection ↗

11/06/2024

Filed — Alteration

Installation of mechanical unit and associated ductwork and piping in portion of the cellar as per plans filed herewith. No change to occupancy, use or egress.

M01042082-P1

10/25/2024

Permit issued — Mechanical Systems

M01042082-I1-MS

08/21/2024

Special inspection requirement — Mechanical Systems

William Ryan

08/21/2024

Special inspection requirement — Final

William Ryan

08/07/2024

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

08/07/2024

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground

Certified

View inspection ↗

08/02/2024

Permit issued — Plumbing

M01042076-I1-PL

07/30/2024

Permit issued — General Construction

M01041927-I1-GC

06/05/2024

Filed — Alteration

M01041927-I1

06/05/2024

Filed — Alteration

Installation of mechanical unit and associated ductwork and piping in portion of the cellar as per plans filed herewith. No change to occupancy, use or egress.

M01042082-I1

06/05/2024

Filed — Alteration

Plumbing Work including relocation and addition of new fixtures and piping associated with the renovation of the cellar as per plans filed herewith. No change to occupancy, use or egress.

M01042076-I1

05/17/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

William Ryan

05/17/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

William Ryan

04/25/2024

Special inspection requirement — Final

Marc Leff

06/23/2023

Signed off — Alteration

Herewith filing sprinkler application as per plans submitted. No change to use, egress or occupancy under this application.

M00513850-I1

06/23/2023

Signed off — Alteration

M00513799-I1

06/16/2023

Signed off — Alteration

Herewith filing mechanical work as per plans submitted. No change in use, egress or occupancy under this application.

M00513733-I1

06/15/2023

Signed off — Alteration

M00511612-I1

06/08/2023

Signed off — Alteration

Herewith filing plumbing application as per plans submitted. No change to use, egress or occupancy.

M00513755-I1

06/06/2023

Permit issued — Structural

M00513799-I1-ST

06/06/2023

Permit issued — Mechanical Systems

M00513733-I1-MS

02/01/2023

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

01/26/2023

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

Certified

View inspection ↗

08/05/2022

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

06/29/2022

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

04/05/2022

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

01/27/2022

Filed — Alteration

M00511612-P1

01/27/2022

Special inspection requirement — Final

Marc Leff

01/27/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

JACOB BERGMAN

01/27/2022

Special inspection requirement — Structural Stability – Alterations of existing buildings

ALEKSANDR LEVIN

01/05/2022

Special inspection requirement — Final

Marc Leff

01/05/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

JACOB BERGMAN

01/05/2022

Special inspection requirement — Structural Stability – Alterations of existing buildings

ALEKSANDR LEVIN

11/22/2021

Permit issued — Sprinklers

M00513850-I1-EW-SP

11/22/2021

Permit issued — Plumbing

M00513755-I1-PL

11/19/2021

Permit issued — General Construction

M00511612-I1-GC

08/16/2021

Objection raised — Other

08/16/2021

Objection resolved — Addressed

08/16/2021

Objection raised — Fire_Protection

08/16/2021

Objection resolved — Addressed

08/16/2021

Objection raised — Admin

08/16/2021

Objection resolved — Addressed

08/16/2021

Objection raised — Fire_Protection

08/16/2021

Objection resolved — Addressed

07/07/2021

Filed — Alteration

M00513799-I1

07/06/2021

Objection raised — Scope

07/06/2021

Objection resolved — Addressed

07/06/2021

Objection raised — Fire_Protection

07/06/2021

Objection resolved — Addressed

07/06/2021

Objection raised — Mechanical

07/06/2021

Objection resolved — Addressed

07/06/2021

Objection raised — Scope

Latest 60 of 83 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	KILLOWEN CONSTRUCTION IN	10/25/2024
DOB NOW	Plumbing	Signed-off	R.J.C. MECHANICAL CORP	08/02/2024
DOB NOW	General Construction	Signed-off	KILLOWEN CONSTRUCTION IN	07/30/2024
DOB NOW	Structural	Signed-off	JOHN HUMMEL CUSTOM BLD IN	06/06/2023
DOB NOW	Mechanical Systems	Signed-off	JOHN HUMMEL CUSTOM BLD IN	06/06/2023
DOB NOW	Sprinklers	Signed-off	ABR PLBG&HTG CONTR INC	11/22/2021
DOB NOW	Plumbing	Signed-off	ABR PLBG&HTG CONTR INC	11/22/2021
DOB NOW	General Construction	Signed-off	JOHN HUMMEL CUSTOM BLD IN	11/19/2021
BIS	OT	ISSUED	MATRIX, INC	08/07/2001
BIS	PL	ISSUED	DE SENA PLBG AND HTG	06/27/2001
BIS	—	ISSUED	MATRIX, INC	11/21/2000
BIS	PL	ISSUED	DE SENA PLUMBING & HEATING	09/19/2000
BIS	MH	ISSUED	MATRIX, INC	07/27/2000

4 projects · most recent 11/18/2022

General Wiring Boiler Controls

Filed	Status	Contractor	Scope
11/18/2022	Complete	EINSTEIN ELEC'L CORP	General Wiring
12/01/2021	Complete	EINSTEIN ELEC'L CORP	—
08/13/2019	Permit Issued	ADA ELECTRIC CORP	General Wiring
11/04/2018	Permit Issued	ITKIN ELECTRIC CORP.	Boiler Controls

▾Field Inspections (DOB CAP) — 8

Date	Type	Result	Report
11/11/2024	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
08/07/2024	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
08/07/2024	Certified Water and Sanitary-WS-Sanitary Piping-Underground	Certified	View ↗
02/01/2023	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
01/26/2023	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
08/05/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
06/29/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
04/05/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 19

Date	Requirement	Inspector	Role
12/05/2024	Final	William Ryan	progress
12/05/2024	Mechanical Systems	William Ryan	special
08/21/2024	Mechanical Systems	William Ryan	special
08/21/2024	Final	William Ryan	progress
05/17/2024	Fire-Resistant Penetrations and Joints	William Ryan	special
05/17/2024	Fire-Resistant Penetrations and Joints	William Ryan	special
04/25/2024	Final	Marc Leff	progress
01/27/2022	Final	Marc Leff	progress
01/27/2022	Fire-Resistant Penetrations and Joints	JACOB BERGMAN	special
01/27/2022	Structural Stability – Alterations of existing buildings	ALEKSANDR LEVIN	special
01/05/2022	Final	Marc Leff	progress
01/05/2022	Fire-Resistant Penetrations and Joints	JACOB BERGMAN	special
01/05/2022	Structural Stability – Alterations of existing buildings	ALEKSANDR LEVIN	special
05/18/2021	Structural Steel - Details	ALEKSANDR LEVIN	special
05/18/2021	Structural Steel - Welding	ALEKSANDR LEVIN	special
05/18/2021	Structural Steel - High Strength Bolting	ALEKSANDR LEVIN	special
05/18/2021	Structural Stability – Alterations of existing buildings	ALEKSANDR LEVIN	special
04/30/2021	Sprinkler Systems	JACOB BERGMAN	special
04/30/2021	Final	ALEKSANDR LEVIN	progress

▾Documents — 76 on file (BIS + DOB NOW)

▸Plans & Drawings10

▸DOB NOWPlans/Sketch10

09/03/2026M00513755-I1Request digital key ↗

09/03/2026M00513850-I1Request digital key ↗

09/03/2026M00511612-P1Request digital key ↗

Showing 3 of 10 on file for this type

▸Applications & Permits11

▸DOB NOWLPC Approval/Permit9

08/15/2026M00513733-I1Open ↗

08/13/2026M01041927-I1Open ↗

08/13/2026M01042082-P1Open ↗

Showing 3 of 9 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION2

01/28/2016122540385Open ↗

10/13/2015122540385Open ↗

▸Zoning, Tax Lot & Property Records1

▸BISZONING DIAGRAM1

01/26/2016122540385Open ↗

▸Seals & Professional Certifications27

▸DOB NOWDPL-1: Design Professional Seal & Signature10

09/03/2026M00513850-I1Open ↗

09/03/2026M00513733-I1Open ↗

09/03/2026M00511612-I1Open ↗

Showing 3 of 10 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature10

09/23/2026M00513850-I1Open ↗

09/23/2026M00511612-P1Open ↗

Showing 3 of 10 on file for this type

▸DOB NOWProgress Inspector Seal & Signature6

09/23/2026M00511612-P1Open ↗

09/02/2026M01042082-P1Open ↗

09/01/2026M01042082-I1Open ↗

Showing 3 of 6 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1

10/13/2015122540385Open ↗

▸Trade Schedules & Equipment1

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1

10/13/2015122540385Open ↗

▸Safety & Tenant Protection2

▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1

10/13/2015122540385Open ↗

▸BISSTREET TREE CHECKLIST1

10/13/2015122540385Open ↗

▸Environmental & Asbestos10

▸DOB NOWDEP ACP-5: Asbestos Assessment Report10

09/03/2026M00513850-I1Open ↗

09/03/2026M00511612-I1Open ↗

09/03/2026M00511612-P1Open ↗

Showing 3 of 10 on file for this type

▸Approvals, Objections & Sign-offs2

▸BISSCHEDULE A - OCCUPANCY / USE1

10/13/2015122540385Open ↗

▸BISLANDMARKS APPROVAL1

10/13/2015122540385Open ↗

▸Cost, Insurance & Ownership1

▸BISCOST AFFIDAVIT1

10/13/2015122540385Open ↗

▸Filing & Intake Forms5

▸BISEFILING COVER SHEET5

10/13/2015122540385Open ↗

Showing 3 of 5 on file for this type

▸Other Documents6

▸DOB NOWProof of Historic Building4

08/13/2026M01042082-I1Open ↗

08/13/2026M01042082-P1Open ↗

08/13/2026M01041927-I1Open ↗

Showing 3 of 4 on file for this type

▸BISPLOT DIAGRAM2

01/27/2016122540385Open ↗

10/13/2015122540385Open ↗