Unispace Of Boston LLC — NYC General Contractor: DOB Permits, Filings & Buildings

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M01432016 ↗	51 ASTOR PLACE MANHATTAN	Alteration	Permit Issued	08/06/2026	08/11/2026	Design MACRAE ARCHITECTURE Owner EDWARD J. MINSKOFF EQUITIES, INC. Filer JAM CONSULTANTS, INC.	General construction for Xantium Investments on 12th floor
M01432021 ↗	51 ASTOR PLACE MANHATTAN	Alteration	Permit Issued	08/04/2026	08/11/2026	Design CMTA Owner EDWARD J. MINSKOFF EQUITIES, INC. Filer JAM CONSULTANTS, INC.	Mechanical work for Xantium Investments on 12th floor
M01346801 ↗	51 ASTOR PLACE MANHATTAN	Alteration	Signed-off	01/16/2026	02/04/2026	Design TREAD A&D LLC	General construction for temporary space for Xantium Investments on 12th floor
M01270476 ↗	427 10 AVENUE MANHATTAN	Alteration	Permit Issued	11/26/2025	01/07/2026	—	FILING HEREWITH FOR INTERIOR RENOVATION PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY,
M01274840 ↗	546 5 AVENUE MANHATTAN	Alteration	Permit Issued	09/25/2025	10/10/2025	Design TREAD A&D LLC Owner JSRE MANAGEMENT Filer A1 EXPEDITING SERVICE CORP.	MINOR INTERIOR RENOVATION TO EXISTINGTENANT FLOOR 5 PRIVATE OFFICES IN BUILDING. NO CHANGE IN OCCUPANTLOAD NUMBER, USE OR EGRESS. NO RENOVAT…
M01225301 ↗	1211 AVENUE OF THE AMER MANHATTAN	Alteration	Signed-off	06/10/2025	06/17/2025	Design MG ENGINEERING D.P.C.	Filing herewith drawings indicating modification of the mechanical system on the 5th floor. No change in use, egress, or occupancy under thi…

Counts cover all 92 projects (57 DOB NOW + 35 legacy BIS). Dated by first filing; BIS projects by first permit issuance.

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
TREAD A&D LLC	26	01/16/2026
MG ENGINEERING D.P.C.	9	06/10/2025
AKF ENGINEERS, LLP	6	03/18/2025
RYAN SOAMES ENGINEERING	6	12/22/2023
GILSANZ MURRAY STEFICEK LLP	2	05/20/2022
OFFICE OF JAMES RUDERMAN	2	10/19/2022
ROBERT DERECTOR ASSOCIATES	2	02/19/2025
AMA CONSULTING ENGINEERS, PC	1	11/13/2019
CMTA	1	08/04/2026
MACRAE ARCHITECTURE	1	08/06/2026
SEVERUD ASSOCIATES	1	04/12/2021
THORNTON TOMASETTI	1	12/01/2023

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
A PLUS PLUMBING CORP	1	01/12/2024
ABCO-PEERLESS SPRKLR CORP	1	01/12/2024
PAR PLUMBING CO., INC	1	02/19/2025

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
MERINGOFF PROPERTIES, INC.	5	10/21/2022
NEW WATER STREET CORP	4	01/25/2023
SILVERSTEIN PROPERTIES INC.	4	07/23/2024
BOSTON PROPERTIES	3	03/18/2025
EDWARD J. MINSKOFF EQUITIES, INC.	2	08/06/2026
KATO KAGAKU CO LTC	2	08/03/2023
RFR REALTY LLC	2	01/12/2024
1211 6th Avenue Property Owner LLC	1	06/10/2025
1745 Broadway Owner LLC	1	05/07/2025
277 PARK AVENUE, LLC	1	07/27/2022
605 THIRD AVENUE FEE LLC	1	04/24/2024
Brookfield operated by CBRE	1	09/13/2024
HINES	1	11/13/2019
JAMESTOWN LP	1	01/03/2020
JSRE MANAGEMENT	1	09/25/2025
MSC	1	10/07/2019
NWSC	1	03/02/2021
SECOND AVE SOLOW DEV CORP	1	02/19/2025
SL GREEN REALTY CORP	1	10/11/2019

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
CAESAR BUSTAMANTE, AIA	11	03/18/2025
A1 EXPEDITING SERVICE CORP.	7	09/25/2025
PROJECT TACTICAL SOLUTIONS	6	03/15/2023
EMPIRE CITY CONSULTANTS, INC.	5	06/10/2025
JAM CONSULTANTS, INC.	2	08/06/2026
METROPOLIS GROUP INC	2	08/03/2023
PETER PIZZIMENTI ARCHITECT	2	01/12/2024
RIZZO GROUP	1	04/24/2024

57 DOB NOW projects + 35 legacy BIS projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.

All 92Open permit 6Signed off 51Other status 35

Any typeAlteration 56Alteration CO 1

92 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M01432016 ↗	51 ASTOR PLACE MANHATTAN	Alteration	Permit Issued	08/06/2026	08/11/2026	Design MACRAE ARCHITECTURE Owner EDWARD J. MINSKOFF EQUITIES, INC. Filer JAM CONSULTANTS, INC.	General construction for Xantium Investments on 12th floor
M01432021 ↗	51 ASTOR PLACE MANHATTAN	Alteration	Permit Issued	08/04/2026	08/11/2026	Design CMTA Owner EDWARD J. MINSKOFF EQUITIES, INC. Filer JAM CONSULTANTS, INC.	Mechanical work for Xantium Investments on 12th floor
M01346801 ↗	51 ASTOR PLACE MANHATTAN	Alteration	Signed-off	01/16/2026	02/04/2026	Design TREAD A&D LLC	General construction for temporary space for Xantium Investments on 12th floor
M01270476 ↗	427 10 AVENUE MANHATTAN	Alteration	Permit Issued	11/26/2025	01/07/2026	—	FILING HEREWITH FOR INTERIOR RENOVATION PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY,
M01274840 ↗	546 5 AVENUE MANHATTAN	Alteration	Permit Issued	09/25/2025	10/10/2025	Design TREAD A&D LLC Owner JSRE MANAGEMENT Filer A1 EXPEDITING SERVICE CORP.	MINOR INTERIOR RENOVATION TO EXISTINGTENANT FLOOR 5 PRIVATE OFFICES IN BUILDING. NO CHANGE IN OCCUPANTLOAD NUMBER, USE OR EGRESS. NO RENOVAT…
M01225301 ↗	1211 AVENUE OF THE AMER MANHATTAN	Alteration	Signed-off	06/10/2025	06/17/2025	Design MG ENGINEERING D.P.C.	Filing herewith drawings indicating modification of the mechanical system on the 5th floor. No change in use, egress, or occupancy under thi…
M01225257 ↗	1211 AVENUE OF THE AMER MANHATTAN	Alteration	Signed-off	06/10/2025	06/12/2025	Design TREAD A&D LLC Owner 1211 6th Avenue Property Owner LLC Filer EMPIRE CITY CONSULTANTS, INC.	Filing herewith drawings indicating interior renovations on the 5th floor. No change in use, egress, or occupancy under this application.
M01215676 ↗	230 WEST 56 STREET MANHATTAN	Alteration	Signed-off	05/07/2025	05/20/2025	Design TREAD A&D LLC Owner 1745 Broadway Owner LLC Filer A1 EXPEDITING SERVICE CORP.	Interior renovation as per plans filed herewith.
M01037249 ↗	420 FIFTH AVENUE MANHATTAN	Alteration	Signed-off	04/30/2024	01/06/2025	Design MG ENGINEERING D.P.C. Filer EMPIRE CITY CONSULTANTS, INC.	Filing herewith to indicate mechanical work ductwork as shown on plans. There will be no change of use, occupancy or egress under this appli…
M01098744 ↗	9 WEST 57 STREET MANHATTAN	Alteration	Signed-off	09/04/2024	01/06/2025	Design ROBERT DERECTOR ASSOCIATES Owner SECOND AVE SOLOW DEV CORP Filer EMPIRE CITY CONSULTANTS, INC.	Modification to plumbing fixtures and related piping as shown on drawings. No change in use, egress or occupancy.
M01095943 ↗	1 LIBERTY PLAZA MANHATTAN	Alteration	Signed-off	09/10/2024	09/30/2024	Design TREAD A&D LLC	Interior renovation as shown on plans. There is no change in egress use or occupancy.
M01102815 ↗	1 LIBERTY PLAZA MANHATTAN	Alteration	Signed-off	09/13/2024	09/19/2024	Design AKF ENGINEERS, LLP Owner Brookfield operated by CBRE Filer CAESAR BUSTAMANTE, AIA	Mechanical modifications as shown on plans.
M01083621 ↗	599 LEXINGTON AVENUE MANHATTAN	Alteration	Signed-off	08/07/2024	08/15/2024	Design AKF ENGINEERS, LLP Owner BOSTON PROPERTIES Filer CAESAR BUSTAMANTE, AIA	HVAC and ductwork modification of the 13th floor as indicated on attached plans.
M01083616 ↗	599 LEXINGTON AVENUE MANHATTAN	Alteration	Signed-off	08/09/2024	08/14/2024	Design TREAD A&D LLC	General construction related to buildout of 13th floor as indicated on attached plans
M01033168 ↗	420 FIFTH AVENUE MANHATTAN	Alteration	Signed-off	04/30/2024	05/03/2024	Design TREAD A&D LLC	(MSC) FILING HEREWITH FOR NON-STRUCTURAL INTERIOR DEMOLITION AND INTERIOR RENOVATION AS SHOWN ON PLANS . THERE WILL BE NO CHANGE OF USE, OCC…
M01037270 ↗	605 3 AVENUE MANHATTAN	Alteration	Signed-off	04/24/2024	04/30/2024	Design TREAD A&D LLC Owner 605 THIRD AVENUE FEE LLC Filer RIZZO GROUP	General Construction to take place on the 2nd floor as per plans filed herewith. No change in use, egress, or occupancy.
M00961320 ↗	285 MADISON AVENUE MANHATTAN	Alteration	Permit Issued	01/11/2024	02/26/2024	Design AKF ENGINEERS, LLP Owner RFR REALTY LLC Filer PETER PIZZIMENTI ARCHITECT	Provide new plumbing fixtures per plans. Relocate existing sprinkler heads per plans herewith submitted.
M01003383 ↗	420 FIFTH AVENUE MANHATTAN	Alteration	Signed-off	02/21/2024	02/22/2024	Design TREAD A&D LLC Filer EMPIRE CITY CONSULTANTS, INC.	Filing herewith for non-structural demo work on 8th and 26th floors as shown on plans. There will be no change of use, occupancy or egress u…
M00941810 ↗	285 MADISON AVENUE MANHATTAN	Alteration	Signed-off	10/17/2023	10/26/2023	Design TREAD A&D LLC Owner RFR REALTY LLC Filer PETER PIZZIMENTI ARCHITECT	REMOVE EXISTING PARTITIONS, MILLWORK, FINISHES AND ACT CEILING PER PLANS HEREWITH SUBMITTED. NO CHANGE IN USE, EGRESS OR OCCUPANCY
M00890518 ↗	120 BROADWAY MANHATTAN	Alteration CO	Permit Issued	08/17/2023	08/31/2023	Design TREAD A&D LLC Owner SILVERSTEIN PROPERTIES INC. Filer A1 EXPEDITING SERVICE CORP.	Removal and installation of interior nonbearing partitions as per plans filed herewith. Establishing Place of Assembly (M00889723-I1); No a…
M00889711 ↗	120 BROADWAY MANHATTAN	Alteration	Signed-off	08/16/2023	08/28/2023	Design THORNTON TOMASETTI Owner SILVERSTEIN PROPERTIES INC. Filer A1 EXPEDITING SERVICE CORP.	New steel framing for new folding partitions
M00906654 ↗	1230 AVENUE OF THE AMER MANHATTAN	Alteration	Signed-off	08/15/2023	08/17/2023	Design TREAD A&D LLC	Filing herewith interior renovation in existing 30th floor space. No change in use, egress or occupancy.
M00889694 ↗	120 BROADWAY MANHATTAN	Alteration	Signed-off	07/20/2023	07/26/2023	Design TREAD A&D LLC Owner SILVERSTEIN PROPERTIES INC. Filer A1 EXPEDITING SERVICE CORP.	Interior renovation to existing tenant floor. Includes removal of existing non-structural partitions, floor finishes and suspended ceiling a…
M00889705 ↗	120 BROADWAY MANHATTAN	Alteration	Signed-off	07/19/2023	07/26/2023	Design MG ENGINEERING D.P.C. Owner SILVERSTEIN PROPERTIES INC. Filer A1 EXPEDITING SERVICE CORP.	Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.
M00824873 ↗	599 LEXINGTON AVENUE MANHATTAN	Alteration	Signed-off	03/16/2023	06/01/2023	Design TREAD A&D LLC Owner BOSTON PROPERTIES Filer CAESAR BUSTAMANTE, AIA	General Construction on 14th (Partial) and 15th Floors as indicated on attached plans. There is no change in egress, use or occupancy.
M00709221 ↗	311 WEST BROADWAY MANHATTAN	Alteration	Signed-off	03/15/2023	05/17/2023	Design RYAN SOAMES ENGINEERING Filer PROJECT TACTICAL SOLUTIONS	MECHANICAL WORK IN CONJUNCTION WITH INTERIOR RENOVATION OF 1ST FLOOR COMMERCIAL SPACE. AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS…
M00824882 ↗	599 LEXINGTON AVENUE MANHATTAN	Alteration	Signed-off	03/16/2023	03/20/2023	Design AKF ENGINEERS, LLP Owner BOSTON PROPERTIES Filer CAESAR BUSTAMANTE, AIA	Modification of Mechanical/HVAC systems on 14th (Partial) and 15th Floors as indicated on attached plans. There is no change to egress, use…
S00821864 ↗	260 CHRISTOPHER LANE STATEN ISLAND	Alteration	Signed-off	02/27/2023	03/09/2023	Design RYAN SOAMES ENGINEERING Filer CAESAR BUSTAMANTE, AIA	Interior renovation of HVAC ductwork and associated mechanical systems on part of ground floor as indicated on attached plans. There is no …
S00821111 ↗	260 CHRISTOPHER LANE STATEN ISLAND	Alteration	Signed-off	02/26/2023	03/08/2023	Design TREAD A&D LLC	Interior renovation on part of ground floor as indicated on attached plans. There is no change in egress, use or occupancy.
M00787545 ↗	7 EAST 48 STREET MANHATTAN	Alteration	Signed-off	10/13/2022	10/26/2022	Design MG ENGINEERING D.P.C. Owner KATO KAGAKU CO LTC Filer METROPOLIS GROUP INC	Modification of the mechanical system on the 36th FL office space QIC. No change of use, egress or occupancy.
M00787480 ↗	7 EAST 48 STREET MANHATTAN	Alteration	Signed-off	10/05/2022	10/12/2022	Design TREAD A&D LLC Owner KATO KAGAKU CO LTC Filer METROPOLIS GROUP INC	Interior renovation of office space on the 36th FL. No change of use, egress or occupancy.
M00738649 ↗	277 PARK AVENUE MANHATTAN	Alteration	Signed-off	08/09/2022	08/19/2022	Design AKF ENGINEERS, LLP	Modification to Mechanical systems as per plans filed herewith. No change in use, occupancy or egress.
M00738639 ↗	277 PARK AVENUE MANHATTAN	Alteration	Signed-off	07/27/2022	08/08/2022	Design TREAD A&D LLC Owner 277 PARK AVENUE, LLC Filer A1 EXPEDITING SERVICE CORP.	Interior renovation as per plans filed herewith. No change in use, occupancy or egress.
M00641947 ↗	462 BROADWAY MANHATTAN	Alteration	Signed-off	05/20/2022	07/26/2022	Design GILSANZ MURRAY STEFICEK LLP	STRUCTURAL DUNNAGE ON THE ROOF AND SUPPORT OF MOVABLE PARTITIONS IN CONJUNCTION WITH INTERIOR OFFICE RENOVATION ON FLOORS 3-6. NO CHANGE IN …
M00641951 ↗	462 BROADWAY MANHATTAN	Alteration	Signed-off	05/16/2022	07/26/2022	Design MG ENGINEERING D.P.C. Owner MERINGOFF PROPERTIES, INC. Filer PROJECT TACTICAL SOLUTIONS	Mechanical roof work.
M00641945 ↗	462 BROADWAY MANHATTAN	Alteration	Signed-off	04/23/2022	06/21/2022	Design MG ENGINEERING D.P.C. Owner MERINGOFF PROPERTIES, INC. Filer PROJECT TACTICAL SOLUTIONS	MECHANICAL WORK IN CONJUNCTION WITH INTERIOR OFFICE RENOVATION ON FLOORS 3 THRU6. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M00641946 ↗	462 BROADWAY MANHATTAN	Alteration	Signed-off	04/13/2022	06/21/2022	Design TREAD A&D LLC Owner MERINGOFF PROPERTIES, INC. Filer PROJECT TACTICAL SOLUTIONS	INTERIOR OFFICE RENOVATION ON FLOORS 3 THROUGH 6. WORK TO INCLUDE INSTALLATION OF INTERCONNECTING STAIRS. MINOR RENOVATION OF THE CROSBY STR…
M00641949 ↗	462 BROADWAY MANHATTAN	Alteration	Signed-off	04/14/2022	06/21/2022	Design GILSANZ MURRAY STEFICEK LLP Owner MERINGOFF PROPERTIES, INC. Filer PROJECT TACTICAL SOLUTIONS	STRUCTURAL WORK IN CONJUNCTION WITH INTERIOR OFFICE RENOVATION ON FLOORS 3 THRU 6. WORK TO INCLUDE INSTALL OF INTERCONNECTING STAIRS. NO CHA…
M00672810 ↗	311 WEST BROADWAY MANHATTAN	Alteration	Signed-off	03/30/2022	04/08/2022	Design TREAD A&D LLC	INTERIOR RENOVATION OF 1ST FLOOR COMMERCIAL SPACE AS PER PLANS FILED HEREWITH. WORK TO INCLUDE INTERIOR DEMO AND INSTALL OF FINISHES AND NON…
S00675603 ↗	260 CHRISTOPHER LANE STATEN ISLAND	Alteration	Signed-off	02/14/2022	03/14/2022	Design TREAD A&D LLC Filer CAESAR BUSTAMANTE, AIA	Interior renovation on the 3rd floor. There is no change in egress use or occupancy.
M00641260 ↗	462 BROADWAY MANHATTAN	Alteration	Signed-off	02/01/2022	03/09/2022	Design TREAD A&D LLC Owner MERINGOFF PROPERTIES, INC. Filer PROJECT TACTICAL SOLUTIONS	DEMOLITION OF EXISTING INTERIOR NON-STRUCTURAL PARTITIONS, CEILINGS, AND FINISHES ON FLOORS 5 AND 6. NO CHANGES TO USE, EGRESS, OR OCCUPANCY…
S00675632 ↗	260 CHRISTOPHER LANE STATEN ISLAND	Alteration	Signed-off	02/15/2022	02/18/2022	Design RYAN SOAMES ENGINEERING Filer CAESAR BUSTAMANTE, AIA	Mechanical modifications on 3rd floor. There is no change in use egress of occupancy.
M00645203 ↗	242 PARK AVENUE SOUTH MANHATTAN	Alteration	Signed-off	01/07/2022	01/14/2022	Design TREAD A&D LLC Filer EMPIRE CITY CONSULTANTS, INC.	INTERIOR RENOVATION TO FLOOR 3 IN BUILDING.NO CHANGE IN OCCUPANCY, USE OR EGRESS. NO RENOVATION TO EXTERIOR ENVELOPE.
M00648531 ↗	242 PARK AVENUE SOUTH MANHATTAN	Alteration	Signed-off	01/07/2022	01/14/2022	Design RYAN SOAMES ENGINEERING	MODIFICATION TO AN EXISTING MECHANICAL SYSTEM. NO UNIT INSTALLATION OR REPLACEMENT.
M00565041 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	08/03/2021	08/05/2021	Design OFFICE OF JAMES RUDERMAN Owner NEW WATER STREET CORP Filer CAESAR BUSTAMANTE, AIA	Structural modifications on 33, 34 & 35 as per the attached plans. There is no change in egress use or occupancy.
M00538253 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	06/22/2021	07/13/2021	Design AKF ENGINEERS, LLP Owner NEW WATER STREET CORP Filer CAESAR BUSTAMANTE, AIA	Mechanical modifications related to HVAC systems on SC2 (SL2), and 33-35 as indicated on attached plans. There is no change in egress, use …
M00537731 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	06/17/2021	06/18/2021	Design TREAD A&D LLC Owner NEW WATER STREET CORP Filer CAESAR BUSTAMANTE, AIA	Interior renovation, including construction of interior non bearing partitions, new ceilings, doors, hardware and finishes as indicated on a…
M00491815 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	04/13/2021	06/04/2021	Design TREAD A&D LLC Owner NEW WATER STREET CORP Filer CAESAR BUSTAMANTE, AIA	Installation of convenience stair & associated construction on part of 33rd, 34, & 35th floors. There is no change in use, egress or occupa…
M00491851 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	04/12/2021	06/04/2021	Design SEVERUD ASSOCIATES	Structural work associated with convenience stairwell installation on 33rd, 34th, 35th floors.
M00341395 ↗	420 FIFTH AVENUE MANHATTAN	Alteration	Signed-off	09/14/2020	09/18/2020	Design MG ENGINEERING D.P.C. Filer EMPIRE CITY CONSULTANTS, INC.	FILING HEREWITH FOR MECHANICAL DUCT WORK AND INSTALLATION OF HVAC ON 4TH FLOOR OFFICE SPACE AS SHOWN ON PLANS. THERE WILL NO CHANGE OF USE, …
M00361503 ↗	323 HUDSON STREET MANHATTAN	Alteration	Signed-off	07/17/2020	07/27/2020	Design RYAN SOAMES ENGINEERING	Mechanical changes on the 10th floor (Unispace - east side) as indicated on drawings.
140923179BIS	323 HUDSON STREET MANHATTAN	—	ISSUED	07/14/2020	07/14/2020	—	OT
M00234422 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	10/29/2019	02/06/2020	Design OFFICE OF JAMES RUDERMAN	Structural modifications as per plans filed herewith. NO change in use, egress or occupancy.
M00213966 ↗	420 FIFTH AVENUE MANHATTAN	Alteration	Signed-off	10/07/2019	01/31/2020	Design MG ENGINEERING D.P.C. Owner MSC Filer RIZZO GROUP	Mechanical modification as per plans filed herewith on 4th floor (removal). No Change in use, egress, or occupancy.
M00260081 ↗	323 HUDSON STREET MANHATTAN	Alteration	Signed-off	01/03/2020	01/08/2020	Design RYAN SOAMES ENGINEERING Owner JAMESTOWN LP Filer ARCHETYPE CONSULTANTS, INC.	MECHANICAL WORK AT 10TH FLOOR (UNISPACE) AS INDICATED ON DRAWINGS.
M00242185 ↗	1211 AVENUE OF THE AMER MANHATTAN	Alteration	Signed-off	11/13/2019	12/17/2019	Design AMA CONSULTING ENGINEERS, PC Owner HINES Filer A1 EXPEDITING SERVICE CORP.	Modification to existing HVAC system as per plans filed herewith. NO change in use, egress or occupancy.
M00234395 ↗	43 WATER STREET MANHATTAN	Alteration	Signed-off	11/08/2019	12/11/2019	Design ROBERT DERECTOR ASSOCIATES Owner NWSC Filer A1 EXPEDITING SERVICE CORP.	Modification to existing HVAC system as per plans filed herewith. NO change in use, egress or occupancy.
M00237489 ↗	1185 AVENUE OF THE AMER MANHATTAN	Alteration	Signed-off	10/11/2019	12/10/2019	Design MG ENGINEERING D.P.C. Owner SL GREEN REALTY CORP Filer A1 EXPEDITING SERVICE CORP.	Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.
123739614BIS	420 FIFTH AVENUE MANHATTAN	—	ISSUED	12/05/2019	12/05/2019	—	OT
123786153BIS	43 WATER STREET MANHATTAN	—	ISSUED	11/21/2019	11/21/2019	—	—
123741898BIS	1211 AVENUE OF THE AMER MANHATTAN	—	ISSUED	11/14/2019	11/14/2019	—	OT
123787018BIS	43 WATER STREET MANHATTAN	—	ISSUED	10/25/2019	10/28/2019	—	OT
123744582BIS	1185 AVENUE OF THE AMER MANHATTAN	—	ISSUED	10/04/2019	10/04/2019	—	OT
123683228BIS	605 3 AVENUE MANHATTAN	—	ISSUED	04/01/2019	04/02/2019	—	MH, OT
123526675BIS	233 VANDAM STREET MANHATTAN	—	ISSUED	01/28/2019	03/27/2019	—	MH, OT, PL
123512519BIS	233 VANDAM STREET MANHATTAN	—	ISSUED	12/19/2018	01/16/2019	—	MH, OT, PL
123587421BIS	233 VANDAM STREET MANHATTAN	—	ISSUED	06/08/2018	06/26/2018	—	MH, OT, PL
421602108BIS	23-41 BORDEN AVENUE QUEENS	—	ISSUED	02/20/2018	06/18/2018	—	MH, OT, PL
123206583BIS	242 PARK AVENUE SOUTH MANHATTAN	—	ISSUED	02/09/2018	06/01/2018	—	MH, OT, PL
122923480BIS	605 3 AVENUE MANHATTAN	—	ISSUED	12/09/2016	01/09/2018	—	PL
123012257BIS	425 LEXINGTON AVENUE MANHATTAN	—	ISSUED	12/11/2017	12/28/2017	—	MH, OT, PL
123242179BIS	605 3 AVENUE MANHATTAN	—	ISSUED	11/22/2017	12/12/2017	—	MH, OT, PL
123256190BIS	605 3 AVENUE MANHATTAN	—	ISSUED	11/22/2017	12/12/2017	—	MH, OT, PL
123242188BIS	605 3 AVENUE MANHATTAN	—	ISSUED	11/22/2017	12/11/2017	—	MH, OT, PL
123338058BIS	425 LEXINGTON AVENUE MANHATTAN	—	ISSUED	12/04/2017	12/04/2017	—	MH, OT
123143758BIS	215 PARK AVENUE SOUTH MANHATTAN	—	ISSUED	10/02/2017	10/24/2017	—	MH, OT, PL
123143730BIS	1680 BROADWAY MANHATTAN	—	ISSUED	09/29/2017	09/29/2017	—	MH
123298788BIS	155 WEST 18 STREET MANHATTAN	—	ISSUED	06/23/2017	07/13/2017	—	EQ, MH, OT, PL
121242976BIS	640 8 AVENUE MANHATTAN	—	ISSUED	06/16/2017	06/19/2017	—	MH, OT, PL
122975986BIS	233 VANDAM STREET MANHATTAN	—	ISSUED	12/28/2016	01/03/2017	—	MH, OT, PL
122957050BIS	563 5 AVENUE MANHATTAN	—	ISSUED	12/07/2016	12/07/2016	—	OT
122800246BIS	237 PARK AVENUE MANHATTAN	—	ISSUED	06/23/2016	06/23/2016	—	OT
122609631BIS	237 PARK AVENUE MANHATTAN	—	ISSUED	12/07/2015	06/09/2016	—	MH, OT, PL
122725159BIS	237 PARK AVENUE MANHATTAN	—	ISSUED	06/07/2016	06/07/2016	—	—
122659471BIS	77 FRONT STREET MANHATTAN	—	ISSUED	01/22/2016	01/22/2016	—	OT
122534873BIS	1680 BROADWAY MANHATTAN	—	ISSUED	10/23/2015	10/26/2015	—	MH, OT, PL
122337202BIS	1 WATER STREET MANHATTAN	—	ISSUED	08/05/2015	08/05/2015	—	—
122334955BIS	1 WATER STREET MANHATTAN	—	ISSUED	03/27/2015	06/11/2015	—	MH, OT, PL
122253676BIS	88 PINE STREET MANHATTAN	—	ISSUED	01/09/2015	03/25/2015	—	MH, OT, PL
121576543BIS	953 3 AVENUE MANHATTAN	—	ISSUED	04/04/2013	05/01/2014	—	MH, OT, PL
121562291BIS	200 VESEY STREET MANHATTAN	—	ISSUED	03/20/2013	06/06/2013	—	MH, OT
121450580BIS	979 3 AVENUE MANHATTAN	—	ISSUED	03/12/2013	06/05/2013	—	MH, OT, PL

Click a row for this entity's own projects, plans and documents at that building.

Building	Filings	Most Recent
51 ASTOR PLACE ↗	3	08/12/2026

1185 AVENUE OF THE AMER ↗	1	07/08/2026

9 WEST 57 STREET ↗	8	07/08/2026

462 BROADWAY ↗	19	07/08/2026

285 MADISON AVENUE ↗	7	07/08/2026

599 LEXINGTON AVENUE ↗	11	07/08/2026

120 BROADWAY ↗	10	07/08/2026

277 PARK AVENUE ↗	2	07/08/2026

1211 AVENUE OF THE AMER ↗	5	07/08/2026

260 CHRISTOPHER LANE ↗	10	07/08/2026

420 FIFTH AVENUE ↗	8	07/08/2026

323 HUDSON STREET ↗	4	07/08/2026

311 WEST BROADWAY ↗	4	07/08/2026

1 LIBERTY PLAZA ↗	4	07/08/2026

427 10 AVENUE ↗	1	04/09/2026

546 5 AVENUE ↗	1	04/09/2026

242 PARK AVENUE SOUTH ↗	6	03/21/2026

43 WATER STREET ↗	27	03/21/2026

230 WEST 56 STREET ↗	3	03/21/2026

1230 AVENUE OF THE AMER ↗	3	03/21/2026

605 3 AVENUE ↗	3	03/21/2026

7 EAST 48 STREET ↗	6	03/21/2026

▾Documents — 1,805 on file (BIS + DOB NOW)

▸Plans & Drawings84

▸DOB NOWPlans/Sketch75

09/03/2026M00491851-I1 · 43 WATER STREETRequest digital key ↗

09/03/2026M00491815-I1 · 43 WATER STREETRequest digital key ↗

09/03/2026M00537731-P1 · 43 WATER STREETRequest digital key ↗

Showing 3 of 75 on file for this type

▸DOB NOWPlans/Sketch - Mechanical Systems8

09/05/2026M00213966-I1 · 420 FIFTH AVENUERequest digital key ↗

09/05/2026M00237489-I1 · 1185 AVENUE OF THE AMERRequest digital key ↗

09/05/2026M00242185-I1 · 1211 AVENUE OF THE AMERRequest digital key ↗

Showing 3 of 8 on file for this type

▸DOB NOWPlans/Sketch - Structural1

09/05/2026M00234422-I1 · 43 WATER STREETRequest digital key ↗

▸Applications & Permits281

▸BISPLAN / WORK APPROVAL APPLICATION147

02/20/2026123786153 · 43 WATER STREETOpen ↗

02/06/2025122725159 · 237 PARK AVENUEOpen ↗

02/04/2025122725159 · 237 PARK AVENUEOpen ↗

Showing 3 of 147 on file for this type

▸BISWORK PERMIT APPLICATION108

07/14/2020140923179 · 323 HUDSON STREETOpen ↗

11/14/2019123741898 · 1211 AVENUE OF THE AMEROpen ↗

Showing 3 of 108 on file for this type

▸DOB NOWLPC Approval/Permit21

09/02/2026M00641949-I1 · 462 BROADWAYOpen ↗

08/29/2026M00889705-I1 · 120 BROADWAYOpen ↗

08/26/2026M00890518-I1 · 120 BROADWAYOpen ↗

Showing 3 of 21 on file for this type

▸BISCERTIFICATE OF OCCUPANCY: APPLICATION3

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 3 on file for this type

▸BISSIMULTANEOUS SIGN-OFF FOR OPEN ACTIVE ALT-1 UNDER SEPARATE APPLICATIONS.1

08/27/2021122337202 · 1 WATER STREETOpen ↗

▸DOB NOWHPD Certification Letter or CPC Special Permit1

08/13/2026M01270476-I1 · 427 10 AVENUEOpen ↗

▸Zoning, Tax Lot & Property Records2

▸BISZONING EXHIBIT I: CERTIFICATION2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸Seals & Professional Certifications589

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION216

12/03/2020123786153 · 43 WATER STREETOpen ↗

11/13/2020123787018 · 43 WATER STREETOpen ↗

Showing 3 of 216 on file for this type

▸DOB NOWProgress Inspector Seal & Signature134

09/28/2026M00961320-I1 · 285 MADISON AVENUEOpen ↗

Showing 3 of 134 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature84

09/05/2026M00234422-I1 · 43 WATER STREETOpen ↗

09/04/2026M00361503-I1 · 323 HUDSON STREETOpen ↗

09/04/2026M00234395-I1 · 43 WATER STREETOpen ↗

Showing 3 of 84 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT52

07/09/2020140923179 · 323 HUDSON STREETOpen ↗

11/12/2019123741898 · 1211 AVENUE OF THE AMEROpen ↗

12/18/2018123512519 · 233 VANDAM STREETOpen ↗

Showing 3 of 52 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature52

09/28/2026M00961320-I1 · 285 MADISON AVENUEOpen ↗

09/20/2026M00738639-I1 · 277 PARK AVENUEOpen ↗

Showing 3 of 52 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST40

10/07/2019123744582 · 1185 AVENUE OF THE AMEROpen ↗

10/18/2018123206583 · 242 PARK AVENUE SOUTHOpen ↗

10/02/2017123143730 · 1680 BROADWAYOpen ↗

Showing 3 of 40 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM7

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 7 on file for this type

▸BISProfessional and Owner Certification (POC3)2

01/27/2016122659471 · 77 FRONT STREETOpen ↗

Showing 1 of 2 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

07/09/2020140923179 · 323 HUDSON STREETOpen ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

07/09/2020140923179 · 323 HUDSON STREETOpen ↗

▸Trade Schedules & Equipment98

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE35

01/19/2019421602108 · 23-41 BORDEN AVENUEOpen ↗

12/18/2018123512519 · 233 VANDAM STREETOpen ↗

11/20/2017123143758 · 215 PARK AVENUE SOUTHOpen ↗

Showing 3 of 35 on file for this type

▸BISEQUIPMENT USE PERMITS32

07/09/2019123683228 · 605 3 AVENUEOpen ↗

02/19/2019123242188 · 605 3 AVENUEOpen ↗

Showing 3 of 32 on file for this type

▸BISEQUIPMENT USE APPLICATION/PERMIT20

07/09/2019123683228 · 605 3 AVENUEOpen ↗

02/19/2019123242179 · 605 3 AVENUEOpen ↗

Showing 3 of 20 on file for this type

▸BISSELF-CERT PLUMBING NOTICE8

05/22/2015122253676 · 88 PINE STREETOpen ↗

04/29/2015122253676 · 88 PINE STREETOpen ↗

05/27/2014121576543 · 953 3 AVENUEOpen ↗

Showing 3 of 8 on file for this type

▸BISSCHEDULE B - PLUMBING2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸BISFA - FDNY APPROVAL : FD-FAA1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸Safety & Tenant Protection12

▸BISSTREET TREE CHECKLIST7

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 7 on file for this type

▸DOB NOWStreet Tree Checklist2

08/26/2026M00890518-I1 · 120 BROADWAYOpen ↗

08/13/2026M00890518-P2 · 120 BROADWAYOpen ↗

▸BISDS1-Demolition Submittal Certification Form1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸BISTenant Protection Plan and Notes1

07/03/2017123298788 · 155 WEST 18 STREETOpen ↗

▸DOB NOWCertificate of No Harassment1

08/13/2026M01270476-I1 · 427 10 AVENUEOpen ↗

▸Environmental & Asbestos124

▸DOB NOWDEP ACP-5: Asbestos Assessment Report76

09/05/2026M00234422-I1 · 43 WATER STREETOpen ↗

09/04/2026M00361503-I1 · 323 HUDSON STREETOpen ↗

09/04/2026M00234395-I1 · 43 WATER STREETOpen ↗

Showing 3 of 76 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)39

07/09/2020140923179 · 323 HUDSON STREETOpen ↗

11/13/2019123741898 · 1211 AVENUE OF THE AMEROpen ↗

10/04/2019123744582 · 1185 AVENUE OF THE AMEROpen ↗

Showing 3 of 39 on file for this type

▸DOB NOWOER: Notice of Satisfaction4

08/13/2026M00961320-I1 · 285 MADISON AVENUEOpen ↗

08/13/2026M00672810-I1 · 311 WEST BROADWAYOpen ↗

08/13/2026M01270476-I1 · 427 10 AVENUEOpen ↗

Showing 3 of 4 on file for this type

▸DOB NOWOER: Notice to Proceed4

08/13/2026M00672810-I1 · 311 WEST BROADWAYOpen ↗

08/13/2026M00941810-I1 · 285 MADISON AVENUEOpen ↗

08/13/2026M00961320-I1 · 285 MADISON AVENUEOpen ↗

Showing 3 of 4 on file for this type

▸BISASBESTOS-EXEMPTION (ASB4)1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸Energy Compliance141

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS89

03/10/2020123741898 · 1211 AVENUE OF THE AMEROpen ↗

11/15/2019123741898 · 1211 AVENUE OF THE AMEROpen ↗

10/07/2019123744582 · 1185 AVENUE OF THE AMEROpen ↗

Showing 3 of 89 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS31

02/19/2021123787018 · 43 WATER STREETOpen ↗

10/09/2020123744582 · 1185 AVENUE OF THE AMEROpen ↗

10/06/2020123744582 · 1185 AVENUE OF THE AMEROpen ↗

Showing 3 of 31 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY9

10/17/2022122923480 · 605 3 AVENUEOpen ↗

02/19/2021123787018 · 43 WATER STREETOpen ↗

Showing 3 of 9 on file for this type

▸DOB NOWEN2: As Built Energy Analysis6

09/03/2026M00645203-I1 · 242 PARK AVENUE SOUTHOpen ↗

09/03/2026M00648531-I1 · 242 PARK AVENUE SOUTHOpen ↗

08/13/2026S00675632-I1 · 260 CHRISTOPHER LANEOpen ↗

Showing 3 of 6 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS (EN2)2

12/30/2020123739614 · 420 FIFTH AVENUEOpen ↗

09/21/2020123786153 · 43 WATER STREETOpen ↗

▸DOB NOWPreliminary Commissioning Report Certification2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

07/09/2020140923179 · 323 HUDSON STREETOpen ↗

▸BISTR8: Energy Code Progress Inspections1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸Inspections & Test Reports32

▸BISTECHNICAL REPORT: RESPONSIBILITY30

10/17/2022122923480 · 605 3 AVENUEOpen ↗

Showing 3 of 30 on file for this type

▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸BISINSPECTION REPORT - SUPPORTING DOCUMENTATION1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸Approvals, Objections & Sign-offs128

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST76

03/12/2021123786153 · 43 WATER STREETOpen ↗

02/19/2021123787018 · 43 WATER STREETOpen ↗

01/27/2021140923179 · 323 HUDSON STREETOpen ↗

Showing 3 of 76 on file for this type

▸BISSCHEDULE A - OCCUPANCY / USE38

12/18/2024122725159 · 237 PARK AVENUEOpen ↗

07/22/2022122923480 · 605 3 AVENUEOpen ↗

05/18/2022122923480 · 605 3 AVENUEOpen ↗

Showing 3 of 38 on file for this type

▸BISSUPERSEDING LETTER5

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 5 on file for this type

▸BISCONSTRUCTION CODE DETERMINATION4

07/28/2022122923480 · 605 3 AVENUEOpen ↗

06/21/2022122923480 · 605 3 AVENUEOpen ↗

Showing 2 of 4 on file for this type

▸BISADMINISTRATIVE OBJECTIONS3

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 3 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸Cost, Insurance & Ownership108

▸BISCOST AFFIDAVIT105

02/19/2021123787018 · 43 WATER STREETOpen ↗

01/27/2021140923179 · 323 HUDSON STREETOpen ↗

10/09/2020123744582 · 1185 AVENUE OF THE AMEROpen ↗

Showing 3 of 105 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW33

09/19/2024122800246 · 237 PARK AVENUEOpen ↗

08/27/2021122337202 · 1 WATER STREETOpen ↗

12/30/2020123739614 · 420 FIFTH AVENUEOpen ↗

▸Filing & Intake Forms177

▸BISBOROUGH INTAKE FORM67

03/25/2020122337202 · 1 WATER STREETOpen ↗

03/06/2020122337202 · 1 WATER STREETOpen ↗

12/26/2019122337202 · 1 WATER STREETOpen ↗

Showing 3 of 67 on file for this type

▸BISEFILING COVER SHEET65

10/07/2019123744582 · 1185 AVENUE OF THE AMEROpen ↗

10/02/2017123143730 · 1680 BROADWAYOpen ↗

12/12/2016122957050 · 563 5 AVENUEOpen ↗

Showing 3 of 65 on file for this type

▸BISADDITIONAL INFORMATION43

02/06/2025122725159 · 237 PARK AVENUEOpen ↗

12/19/2024122725159 · 237 PARK AVENUEOpen ↗

12/19/2022122923480 · 605 3 AVENUEOpen ↗

Showing 3 of 43 on file for this type

▸BISeFiling Job Application Cover Sheet2

07/09/2020140923179 · 323 HUDSON STREETOpen ↗

Showing 1 of 2 on file for this type

▸Other Documents29

▸DOB NOWProof of Historic Building15

09/01/2026M00641946-I1 · 462 BROADWAYOpen ↗

08/29/2026M00889705-I1 · 120 BROADWAYOpen ↗

08/26/2026M00890518-I1 · 120 BROADWAYOpen ↗

Showing 3 of 15 on file for this type

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION7

12/09/2020123739614 · 420 FIFTH AVENUEOpen ↗

Showing 1 of 7 on file for this type

▸BISPLOT DIAGRAM3

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 3 on file for this type

▸DOB NOWProperty Ownership Certification2

08/26/2026M00890518-I1 · 120 BROADWAYOpen ↗

Showing 1 of 2 on file for this type

▸BISTCO - Supporting Documents1

03/11/2021123786153 · 43 WATER STREETOpen ↗

▸BISOTCR MONITOR CERTFICATION1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

Claim this page

Claim submitted