Locations of Work

ArchitectureStructuralPlumbingCivil

Permit Issued — active, not yet Signed-off

RoofUnder Construction2p · 2 filings · 9 docs

Floor 6Under Construction3p · 2 filings · 9 docs

Floor 5Under Construction1 filing · 3 docs

Floor 4Under Construction2p · 2 filings · 9 docs

Floor 3Under Construction1 filing · 3 docs

Floor 2Under Construction1p · 2 filings · 9 docs

Floor 1Under Construction1 filing · 3 docs

CellarUnder Construction7p · 4 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
LIBERTY ONE CONSTRUCTION, LLC	9	09/13/2026
OWNERS REP	4	07/08/2026
1587 THIRD INVESTORS LLC	2	03/22/2026
SKYLIGHT PARTNERS LLC	1	03/22/2026
1587 3 AVE REALTY CO INC	1	03/22/2026
OWNER OF 1587 3 AVENUE	1	03/22/2026
1587 3AV RLTY CO	1	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
09/28/2017	$11.1M	—	1587 THIRD AVENUE REALTY CO., INC. → SKYLIGHT PARTNERS, LLC	$704/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
MILTIADIS LEPTOURGOS, PE	4	08/10/2026
IMC ARCHITECTURE DPC	2	07/13/2026
SONI ENGINEERING CONSULTING	1	03/02/2026

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
AE DESIGN SOLUTION	2	03/21/2026
CORE CONSULTANTS NYC	1	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
LIBERTY ONE CONSTRUCTION	General Contractor	3	07/08/2026
CORE SCAFFOLD SYSTEMS INC.	General Contractor	2	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
MILTIADIS LEPTOURGOS, PE	508	3	08/10/2026

Building Lifecycle

All (91)Filed (7)Permit Issued (5)Violation (48)Objection (1)Special Inspection (30)

08/11/2026

Special inspection requirement — Subgrade Inspections

Miltiadis Leptourgos

08/11/2026

Special inspection requirement — Final

Miltiadis Leptourgos

08/11/2026

Special inspection requirement — Footing and Foundation

Miltiadis Leptourgos

08/11/2026

Special inspection requirement — Masonry

Miltiadis Leptourgos

08/11/2026

Special inspection requirement — Subsurface Investigations (Borings/Test Pits)

Bin Li

08/11/2026

Special inspection requirement — Concrete - Cast-In-Place

Miltiadis Leptourgos

08/10/2026

Filed — Alteration

CONSTRUCT NEW FOOTINGS AT CELLAR FOR NEW STAIRS AND ELEVATOR PIT AS PER PLAN. THE PROPOSED 2 NEW STAIRS AND ELEVATOR SHAFT TO BE FILED UNDER SEPARATE APPLICATION (ST M01096079). OBTAIN FO PERMIT. NO CHANGE IN USE, EGRESS OR OCCUPANCY. (REF JOB # 10141)

M01387803-P1

07/27/2026

Special inspection requirement — Masonry

Miltiadis Leptourgos

07/27/2026

Special inspection requirement — Footing and Foundation

Miltiadis Leptourgos

07/27/2026

Special inspection requirement — Final

Miltiadis Leptourgos

07/27/2026

Special inspection requirement — Subsurface Investigations (Borings/Test Pits)

Bin Li

07/27/2026

Special inspection requirement — Subgrade Inspections

Miltiadis Leptourgos

07/27/2026

Special inspection requirement — Concrete - Cast-In-Place

Miltiadis Leptourgos

07/15/2026

Objection raised — Scope

07/13/2026

Filed — Alteration

HEREWITH FILING FOR LL 11 FACADE REPAIRS AS PER PLANS.

M01424075-I1

07/09/2026

Special inspection requirement — Insulation placement and R values

07/09/2026

Special inspection requirement — Air barrier - visual inspection

07/09/2026

Special inspection requirement — Masonry

07/09/2026

Special inspection requirement — Energy Code Compliance Inspections

07/09/2026

Special inspection requirement — Preliminary

07/09/2026

Special inspection requirement — Fenestration and door U-factor and product ratings

07/09/2026

Special inspection requirement — Fenestration air leakage

06/29/2026

Special inspection requirement — Final

06/15/2026

Permit issued — Sidewalk Shed

M01363920-I1-SH

06/11/2026

Permit issued — General Construction

M01099010-I1-GC

06/01/2026

Filed — Alteration

INSTALLATION OF NEW UNDERGROUND PIPING ONLY AS PER ATTACHED PLANS. NO CONNECTIONS TO THE SANITARY SEWER TO BE DONE UNDER THIS APPLICATION. ALL FUTURE PLUMBING FIXTURES, CONNECTIONS WILL BE FILED UNDER A SEPARATE PLUMBING APPLICATION. NOT PART OF THIS

M01096086-I1

04/17/2026

Filed — Alteration

1. REMOVE EXISTING STAIRS AND ELEVATOR SHAFT AND INFILL/REFRAME OPENINGS WITH NEW BEAMS/JOISTS .2. REMOVE EXISTING COLUMNS & WOOD GIRDER AT CELLAR AS PER PLANS. 3. REFRAME 1ST FLOOR AS PER PLANS. 4. REMOVE, RELOCATE & REFRAME EXISTING 2ND FLOOR AT NEW

M01096079-I1

04/17/2026

Special inspection requirement — Post-installed Anchors

Miltiadis Leptourgos

04/15/2026

Filed — Alteration

CONSTRUCT NEW FOOTINGS AT CELLAR FOR NEW STAIRS AND ELEVATOR PIT AS PER PLAN. THE PROPOSED 2 NEW STAIRS AND ELEVATOR SHAFT TO BE FILED UNDER SEPARATE APPLICATION (ST M01096079). OBTAIN FO PERMIT. NO CHANGE IN USE, EGRESS OR OCCUPANCY. (REF JOB # 10141)

M01387803-I1

03/18/2026

Permit issued — Sidewalk Shed

M01363920-I1-SH

03/02/2026

Filed — Alteration

M01363920-I1

02/18/2026

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/17/2026

Violation issued (ECB, open)

Construction

02/17/2026

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

11/14/2025

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

04/29/2025

Special inspection requirement — Structural Wood Frame

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Fire-Resistance Rated Construction

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Masonry

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Concrete - Cast-In-Place

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Structural Steel - Details

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Structural Steel - Welding

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Structural Steel - High Strength Bolting

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Structural Stability – Alterations of existing buildings

Miltiadis Leptourgos

04/29/2025

Special inspection requirement — Sprayed fire-resistant materials

Miltiadis Leptourgos

04/17/2025

Permit issued — General Construction

M01099010-I1-GC

10/07/2024

Permit issued — General Construction

M01099010-I1-GC

09/23/2024

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/11/2024

Filed — Alteration

M01099010-I1

07/16/2024

Violation issued (ECB, closed)

Construction

06/30/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

06/20/2023

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

06/20/2023

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

04/25/2023

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

11/08/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

04/06/2018

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/24/2017

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

06/01/2016

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

05/30/2014

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

08/29/2013

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

03/01/2013

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

Latest 60 of 91 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sidewalk Shed	Permit Issued	CORE SCAFFOLD SYSTEMS INC.	06/15/2026
DOB NOW	General Construction	Permit Issued	LIBERTY ONE CONSTRUCTION	06/11/2026
DOB NOW	Sidewalk Shed	Permit Issued	CORE SCAFFOLD SYSTEMS INC	03/18/2026
DOB NOW	General Construction	Permit Issued	LIBERTY ONE CONSTRUCTION	04/17/2025
DOB NOW	General Construction	Permit Issued	LIBERTY ONE CONSTRUCTION	10/07/2024
BIS	EQ	ISSUED	ROCKLEDGE SCAFFOLD CORP	12/07/2001
BIS	OT	ISSUED	MISHKIN CONTRACTING	01/04/2000
BIS	EQ	ISSUED	COLGATE SCAFFOLDING	12/03/1999

1 project · most recent 06/01/2026

Water/Sanitary

Filed	Status	Contractor	Scope
06/01/2026	—	—	Water/Sanitary

1 project · most recent 02/20/2026

Filed	Status	Contractor	Scope
02/20/2026	Permit Issued	SOLAS ELECTRICAL CORP	—

2 projects · most recent 08/10/2026

Steel Concrete Masonry Wood

Filed	Status	Contractor	Scope
08/10/2026	—	—	1 scope_items
04/17/2026	—	—	Steel, Concrete, Masonry, Wood

▾Special Inspection Requirements (DOB NOW) — 34

Date	Requirement	Inspector	Role
08/11/2026	Subgrade Inspections	Miltiadis Leptourgos	special
08/11/2026	Final	Miltiadis Leptourgos	progress
08/11/2026	Footing and Foundation	Miltiadis Leptourgos	progress
08/11/2026	Masonry	Miltiadis Leptourgos	special
08/11/2026	Subsurface Investigations (Borings/Test Pits)	Bin Li	special
08/11/2026	Concrete - Cast-In-Place	Miltiadis Leptourgos	special
07/27/2026	Masonry	Miltiadis Leptourgos	special
07/27/2026	Footing and Foundation	Miltiadis Leptourgos	progress
07/27/2026	Final	Miltiadis Leptourgos	progress
07/27/2026	Subsurface Investigations (Borings/Test Pits)	Bin Li	special
07/27/2026	Subgrade Inspections	Miltiadis Leptourgos	special
07/27/2026	Concrete - Cast-In-Place	Miltiadis Leptourgos	special
07/09/2026	Insulation placement and R values	—	energy_progress
07/09/2026	Air barrier - visual inspection	—	energy_progress
07/09/2026	Masonry	—	special
07/09/2026	Energy Code Compliance Inspections	—	progress
07/09/2026	Preliminary	—	progress
07/09/2026	Fenestration and door U-factor and product ratings	—	energy_progress
07/09/2026	Fenestration air leakage	—	energy_progress
06/29/2026	Final	—	progress
04/17/2026	Post-installed Anchors	Miltiadis Leptourgos	special
04/29/2025	Structural Wood Frame	Miltiadis Leptourgos	progress
04/29/2025	Fire-Resistance Rated Construction	Miltiadis Leptourgos	progress
04/29/2025	Masonry	Miltiadis Leptourgos	special
04/29/2025	Concrete - Cast-In-Place	Miltiadis Leptourgos	special

Latest 25 of 34.

▾Documents — 28 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch6

08/26/2026M01099010-I1Request digital key ↗

08/18/2026M01363920-I1Request digital key ↗

08/17/2026M01387803-P1Request digital key ↗

Showing 3 of 6 on file for this type

▸Seals & Professional Certifications15

▸DOB NOWDPL-1: Design Professional Seal & Signature6

08/26/2026M01099010-I1Open ↗

08/17/2026M01387803-P1Open ↗

08/17/2026M01387803-I1Open ↗

Showing 3 of 6 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature6

09/01/2026M01387803-P1Open ↗

08/24/2026M01096079-I1Open ↗

Showing 3 of 6 on file for this type

▸DOB NOWProgress Inspector Seal & Signature3

09/01/2026M01387803-P1Open ↗

08/24/2026M01096079-I1Open ↗

08/23/2026M01387803-I1Open ↗

▸Environmental & Asbestos4

▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form3

08/17/2026M01387803-I1Open ↗

08/17/2026M01096079-I1Open ↗

08/17/2026M01096086-I1Open ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

08/26/2026M01099010-I1Open ↗

▸Inspections & Test Reports3

▸DOB NOWSOIL REPORT2

08/17/2026M01387803-P1Open ↗

08/13/2026M01387803-I1Open ↗

▸DOB NOWTR4 Test Report and Plot Diagram1

08/13/2026M01387803-I1Open ↗