← Back
Design Firm
CHEN ENGINEERING SERVICES, P.C.
Design
6 projects with open permitsMANHATTAN · 17BRONX · 2BROOKLYN · 1
Claim this page
17 buildings
30
Total Filings
20
Projects on File
17
Buildings Worked
6
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month20 projects all-time
0123Aug '19 · 1Aug '20 · 1Jun '21 · 1Apr '22 · 1May '22 · 1Nov '22 · 1Dec '22 · 1Jun '23 · 1Mar '24 · 1Apr '24 · 1Aug '24 · 1Sep '24 · 2Dec '24 · 1Feb '25 · 1Apr '25 · 1May '25 · 1Jul '25 · 2Jul '26 · 12020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit630%
Signed off1365%
Filed only15%
By project type
Alteration20
Most active buildings
All buildings →
409 LAFAYETTE STREETMANHATTAN · 2 open · latest 07/31/2026
3 projects
729 7 AVENUEMANHATTAN · latest 01/30/2023
2 projects
120 GREENWICH STREETMANHATTAN · latest 11/11/2022
1 projects
770 BROADWAYMANHATTAN · latest 10/25/2019
1 projects
60 WEST 9 STREETMANHATTAN · latest 06/07/2021
1 projects
36 BANK STREETMANHATTAN · latest 02/05/2025
1 projects
Key relationships
Everyone →
Filing representatives
2 projects
1 projects
1 projects
1 projects
Contractors
3 projects
3 projects
2 projects
1 projects
People
All people →
HENLIA CHENlatest 06/10/2026
21 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
X00844720EAST 229TH STREET
BRONX
AlterationPermit Issued06/15/202309/15/2026
Owner CSA PRESERVATION PARTNERS LLC
Contractor RIVER CITY BUILDERS LLC
Filer JM ZONING, LLC.
SHORING, BOTH TEMPORARY AND PERMANENT TO SUPPORT SELECT COLUMNS IN THE DIFFERENT BUILDINGS WITHIN THE HOUSING COMPLEX. NO CHANGE TO USE, EGR…
M01208516157 WEST 124 STREET
MANHATTAN
AlterationPermit Issued04/20/202508/17/2026
Owner STAR-CEL WATERPROOFING
Contractor STAR-CEL WATERPROOFING
Filer Hierarch-E LLC
Suspended Scaffold installation for facade repairs and inspections.
M01103303409 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued09/17/202407/31/2026
Owner 409 LAFAYETTE STREET ASSOCIATES LLC
Contractor PRESERV BLD RESTOR MGT IN
Filer HLZAE
Shoring drawings being filed for the three story rear portion of building. No change to use, egress, or occupancy.
M01207783409 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued05/08/202507/31/2026
Owner 409 LAFAYETTE STREET ASSOCIATES LLC
Contractor PRESERV BLD RESTOR MGT IN
Filer HLZAE
Shoring along sections of North wall of building, during the rebuilding of the respective parapet walls. No change to use, egress, or occupa…
M01415249730 PARK AVENUE
MANHATTAN
AlterationSigned-off07/16/202607/22/2026
Contractor DEAN FINE BUILDING LLC
Filer BOUTIQKEY LLC
STRUCTURAL REPAIRS TO EXISTING FLOOR SLAB IN APARTMENT 9C ON THE 9TH FLOOR. AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, EGRESS, OR OCCUPA…
M00968463770 LEXINGTON AVENUE
MANHATTAN
AlterationPermit Issued03/14/202405/21/2026
Owner HALSTEAD MANAGEMENT
Contractor TOWER SERVICES INC
Filer MIDTOWN PRESERVATION ARCHITECTURE &
Steel repairs in conjunction with Facade repairs filed under job# M00968463-I1.
Counts cover all 20 projects (20 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Every person filing for this firm, identified by their DOB NOW contact id (one id is one person). A person is listed under the firm they file for most.
PersonFilingsMost recent
HENLIA CHEN2106/10/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
INGLESE ARCHITECTURE AND ENGINEERIN108/18/2026
MARK E. GINSBERG108/18/2026
MIDTOWN PRESERVATION103/10/2026
OSPINO ENGINEERING PLLC104/28/2026
ROCK ARCH ENG CORP104/28/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ANDAMIO SCAFFOLDING LLC304/27/2026
PRESERV BLD RESTOR MGT IN305/08/2025
MADE LLC212/10/2024
D.H.E. COMPANY, INC106/01/2021
DEAN FINE BUILDING LLC107/16/2026
DEMARI SERVICES INC103/10/2026
DIVYA CONSTRUCTION OF NY109/14/2020
GM-PLUMBING CORP.108/18/2026
HAY MECHANICAL SOLUTIONS108/18/2026
KING HOIST & SCAFFOLDING102/11/2025
KLARACON LLC105/04/2023
PAR PLUMBING CO., INC108/18/2026
PROCIDA CONSTRUCTION CORP112/13/2022
RICHARD C. MUGLER CO. INC102/14/2024
RIVER CITY BUILDERS LLC108/18/2026
SKYLINE RESTORATION INC104/11/2024
STAR-CEL WATERPR&RESTR CO104/28/2026
STAR-CEL WATERPROOFING104/28/2026
TOWER SERVICES INC103/10/2026
TWO-TONE CONTRACTING CORP107/03/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
409 LAFAYETTE STREET ASSOCIATES LLC205/08/2025
377 UNION STREET LLC109/12/2024
6 E 32 FEE OWNERS LLC104/27/2026
60 WEST 9TH STREET RESIDENCE LLC106/01/2021
ANDAMIO SCAFFOLDING LLC105/06/2022
BRYANT PARK HOTEL104/11/2024
CSA PRESERVATION PARTNERS LLC108/18/2026
HALSTEAD MANAGEMENT103/10/2026
MERINGOFF PROPERTIES, INC.105/04/2023
MOLONEY104/28/2026
Rose Realty corp.104/28/2026
STAR-CEL WATERPROOFING104/28/2026
VORNADO REALTY TRUST102/14/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HLZAE205/08/2025
AE DESIGN SOLUTION INC.104/11/2024
BG & ASSOCIATES104/28/2026
BOUTIQKEY LLC107/16/2026
GAMILL ENGINEERING, PC109/12/2024
Hierarch-E LLC104/28/2026
J. CALLAHAN CONSULTING, INC.106/01/2021
JM ZONING, LLC.108/18/2026
MIDTOWN PRESERVATION ARCHITECTURE &103/10/2026
MUNICIPAL BUILDING CONSULTANTS104/27/2026
STONE ENGINEERING & ARCHITECTURE DP105/04/2023
THE GREEN STUDIO105/06/2022
20 DOB NOW 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 20Open permit 6Signed off 13Filed only 1
20 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
X00844720EAST 229TH STREET
BRONX
AlterationPermit Issued06/15/202309/15/2026
Owner CSA PRESERVATION PARTNERS LLC
Contractor RIVER CITY BUILDERS LLC
Filer JM ZONING, LLC.
SHORING, BOTH TEMPORARY AND PERMANENT TO SUPPORT SELECT COLUMNS IN THE DIFFERENT BUILDINGS WITHIN THE HOUSING COMPLEX. NO CHANGE TO USE, EGR…
M01208516157 WEST 124 STREET
MANHATTAN
AlterationPermit Issued04/20/202508/17/2026
Owner STAR-CEL WATERPROOFING
Contractor STAR-CEL WATERPROOFING
Filer Hierarch-E LLC
Suspended Scaffold installation for facade repairs and inspections.
M01103303409 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued09/17/202407/31/2026
Owner 409 LAFAYETTE STREET ASSOCIATES LLC
Contractor PRESERV BLD RESTOR MGT IN
Filer HLZAE
Shoring drawings being filed for the three story rear portion of building. No change to use, egress, or occupancy.
M01207783409 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued05/08/202507/31/2026
Owner 409 LAFAYETTE STREET ASSOCIATES LLC
Contractor PRESERV BLD RESTOR MGT IN
Filer HLZAE
Shoring along sections of North wall of building, during the rebuilding of the respective parapet walls. No change to use, egress, or occupa…
M01415249730 PARK AVENUE
MANHATTAN
AlterationSigned-off07/16/202607/22/2026
Contractor DEAN FINE BUILDING LLC
Filer BOUTIQKEY LLC
STRUCTURAL REPAIRS TO EXISTING FLOOR SLAB IN APARTMENT 9C ON THE 9TH FLOOR. AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, EGRESS, OR OCCUPA…
M00968463770 LEXINGTON AVENUE
MANHATTAN
AlterationPermit Issued03/14/202405/21/2026
Owner HALSTEAD MANAGEMENT
Contractor TOWER SERVICES INC
Filer MIDTOWN PRESERVATION ARCHITECTURE &
Steel repairs in conjunction with Facade repairs filed under job# M00968463-I1.
M012454826 EAST 32 STREET
MANHATTAN
AlterationSigned-off07/08/202502/10/2026
Owner 6 E 32 FEE OWNERS LLC
Contractor ANDAMIO SCAFFOLDING LLC
Filer MUNICIPAL BUILDING CONSULTANTS
Installation of temporary shoring posts to support the vault framing and concrete slabs in areas of deterioration until the vault framing ca…
M0097644038 WEST 40 STREET
MANHATTAN
AlterationSigned-off04/11/202402/05/2026
Owner BRYANT PARK HOTEL
Contractor SKYLINE RESTORATION INC
Filer AE DESIGN SOLUTION INC.
PROVIDE TEMPORARY SHORING FOR THE REPAIR OF ROOF SLAB AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M01235629825 WEST 179 STREET
MANHATTAN
AlterationSigned-off07/03/202508/22/2025
Contractor TWO-TONE CONTRACTING CORP
Trimmer reinforcements at 4th fl. framing. All work to be performed from within Apt. 3F.
M0117783434 EAST 35TH STREET
MANHATTAN
AlterationSigned-off02/11/202502/12/2025
Contractor KING HOIST & SCAFFOLDING
HEREWITH FILING STRUCTURAL WORK AS PER PLANS. NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01108295377 UNION STREET
BROOKLYN
AlterationSigned-off09/12/202402/05/2025
Owner 377 UNION STREET LLC
Contractor BARTONI CAPENTRY CORP
Filer GAMILL ENGINEERING, PC
MISCELLANEOUS TEMPORARY SHORING AND BRACING OF MULTIPLE FLOORS DURING THE REPLACEMENT OF THE REAR FACADE AND INTERIOR PARTITIONS.
M0114605736 BANK STREET
MANHATTAN
AlterationSigned-off12/10/202402/05/2025
Contractor BARTONI CAPENTRY CORP
Temporary Shoring during construction
M01096761409 LAFAYETTE STREET
MANHATTAN
AlterationSigned-off08/21/202408/26/2024
Contractor PRESERV BLD RESTOR MGT IN
Shoring drawings being filed for East parapet wall. No change to use, egress, or occupancy.
X08042319710 EAST 243 STREET
BRONX
AlterationPermit Issued12/13/202212/13/2023
Contractor PROCIDA CONSTRUCTION CORP.
Minor shoring work incojusnto
M00722637729 7 AVENUE
MANHATTAN
AlterationSigned-off04/28/202201/30/2023
Owner MERINGOFF PROPERTIES, INC.
Contractor KLARACON
Filer STONE ENGINEERING & ARCHITECTURE DP
Shoring the 18th floor, roof slab, & 17th floor in select locations.
M08026671120 GREENWICH STREET
MANHATTAN
AlterationFiled — no permit on record11/11/2022———
M00731178729 7 AVENUE
MANHATTAN
AlterationSigned-off05/05/202205/05/2022
Owner ANDAMIO SCAFFOLDING LLC
Contractor ANDAMIO SCAFFOLDING LLC
Filer THE GREEN STUDIO
INSTALLATION OF SHORING SYSTEM AS PER PLANS. SHORING SYSTEM SHALL COMPLY WITH CHAPTER #33 OF THE 2014 CODE. NO CHANGE IN USE, EGRESS OR OCCU…
M0053064060 WEST 9 STREET
MANHATTAN
AlterationSigned-off06/01/202106/07/2021
Owner 60 WEST 9TH STREET RESIDENCE LLC
Contractor D.H.E. COMPANY, INC
Filer J. CALLAHAN CONSULTING, INC.
Herewith filing installation of a Structural bracing system to support the 2nd floor rear wall. Removal work filed under related applicatio…
M00372744129 WEST 15 STREET
MANHATTAN
AlterationSigned-off08/04/202008/05/2020
Contractor DIVYA CONSTRUCTION OF NY
TEMPORARY SHORING AS PER PLANS. NO CHANGE TO USE, EGRESS OR OCCUPANCY
M00193389770 BROADWAY
MANHATTAN
AlterationSigned-off08/16/201910/25/2019
Owner VORNADO REALTY TRUST
Contractor RICHARD C. MUGLER CO. INC
Filer ARCHETYPE CONSULTANTS, INC.
STRUCTURAL WORK ASSOCIATED WITH SHORING OF HOUSE TANK ON THE ROOF AS INDICATED ON DRAWINGS.
Scope of Work
HVAC — 1 project · most recent 08/18/2026
Heating and Air Conditioning Systems Ventilation Systems
Sprinkler / Standpipe — 1 project · most recent 08/18/2026
No specific sub-scope on file — project count only.
Plumbing — 1 project · most recent 08/18/2026
Gas Plumbing-Sprinkler Water/Sanitary
Structural — 7 projects · most recent 08/18/2026
Steel Concrete Wood
Fence / Scaffold / Sign / Shed — 1 project · most recent 04/28/2026
Scaffold Sidewalk Shed
Earthwork — 1 project · most recent 04/28/2026
Suspended Scaffold
Suspended Scaffold — 1 project · most recent 04/28/2026
Suspended Scaffold (SC)
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
730 PARK AVENUE ↗106/10/2026
770 LEXINGTON AVENUE ↗112/18/2025
157 WEST 124 STREET ↗107/08/2025
6 EAST 32 STREET ↗206/23/2025
EAST 229TH STREET ↗104/14/2025
409 LAFAYETTE STREET ↗304/08/2025
377 UNION STREET ↗109/09/2024
770 BROADWAY ↗202/12/2024
38 WEST 40 STREET ↗112/13/2023
729 7 AVENUE ↗911/02/2022
60 WEST 9 STREET ↗105/28/2021
129 WEST 15 STREET ↗209/14/2020
36 BANK STREET ↗1—
34 EAST 35TH STREET ↗1—
825 WEST 179 STREET ↗1—
120 GREENWICH STREET ↗1—
710 EAST 243 STREET ↗1—
▾Documents — 256 on file (BIS + DOB NOW)
▸Plans & Drawings55
▸DOB NOWPlans/Sketch51
09/03/2026M00530640-I1 · 60 WEST 9 STREETRequest digital key ↗
09/02/2026M00731178-P1 · 729 7 AVENUERequest digital key ↗
09/02/2026M00731178-I1 · 729 7 AVENUERequest digital key ↗
Showing 3 of 51 on file for this type
▸DOB NOWPlans/Sketch - Structural4
09/05/2026M00193389-I1 · 770 BROADWAYRequest digital key ↗
09/05/2026M00193389-P1 · 770 BROADWAYRequest digital key ↗
09/04/2026M00372744-I1 · 129 WEST 15 STREETRequest digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits8
▸DOB NOWLPC Approval/Permit8
09/05/2026M00193389-P1 · 770 BROADWAYOpen ↗
09/05/2026M00193389-I1 · 770 BROADWAYOpen ↗
08/16/2026M01415249-I1 · 730 PARK AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸Zoning, Tax Lot & Property Records1
▸DOB NOWZD1: DOB Zoning Diagram1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Seals & Professional Certifications121
▸DOB NOWDPL-1: Design Professional Seal & Signature53
09/05/2026M00193389-I1 · 770 BROADWAYOpen ↗
09/05/2026M00193389-P1 · 770 BROADWAYOpen ↗
09/02/2026M00731178-I1 · 729 7 AVENUEOpen ↗
Showing 3 of 53 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature39
09/29/2026M00968463-I1 · 770 LEXINGTON AVENUEOpen ↗
09/27/2026X00844720-P6 · EAST 229TH STREETOpen ↗
09/23/2026M00372744-I1 · 129 WEST 15 STREETOpen ↗
Showing 3 of 39 on file for this type
▸DOB NOWProgress Inspector Seal & Signature29
09/29/2026M00968463-I1 · 770 LEXINGTON AVENUEOpen ↗
09/27/2026X00844720-P6 · EAST 229TH STREETOpen ↗
09/23/2026M00372744-I1 · 129 WEST 15 STREETOpen ↗
Showing 3 of 29 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWTenant Protection Plan2
08/13/2026M00372744-P1 · 129 WEST 15 STREETOpen ↗
08/13/2026M00372744-I1 · 129 WEST 15 STREETOpen ↗
▸Environmental & Asbestos34
▸DOB NOWDEP ACP-5: Asbestos Assessment Report33
09/05/2026M00193389-P1 · 770 BROADWAYOpen ↗
09/05/2026M00193389-I1 · 770 BROADWAYOpen ↗
08/26/2026M01096761-I1 · 409 LAFAYETTE STREETOpen ↗
Showing 3 of 33 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/25/2026M01146057-I1 · 36 BANK STREETOpen ↗
▸Approvals, Objections & Sign-offs15
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter15
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 15 on file for this type
▸Other Documents20
▸DOB NOWSite Survey: Initial4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWProof of Historic Building4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWPlot Diagram4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWManufacturer's Specifications2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWCalculations2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type