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Design Firm
CHELSEA ATELIER ARCHITECT, PC
Design
4 projects with open permitsMANHATTAN · 10QUEENS · 1
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7 buildings
21
Total Filings
11
Projects on File
7
Buildings Worked
4
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month11 projects all-time
0123Apr '23 · 2Jul '23 · 1Mar '24 · 2Apr '24 · 2Sep '24 · 2Apr '25 · 1Jul '25 · 1Apr '23Jul '23Oct '23Jan '24Apr '24Jul '24Oct '24Jan '25Apr '25Jul '25
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit436%
Signed off764%
By project type
Alteration11
Most active buildings
All buildings →
245 7 AVENUEMANHATTAN · latest 10/07/2024
3 projects
285 LAFAYETTE STREETMANHATTAN · 2 open · latest 07/05/2024
2 projects
21 EAST 92 STREETMANHATTAN · latest 04/24/2023
2 projects
221 EAST 50 STREETMANHATTAN · latest 10/04/2024
1 projects
130 WEST 124 STREETMANHATTAN · latest 09/29/2023
1 projects
2081 ADAM C POWELL BLVDMANHATTAN · 1 open · latest 09/21/2026
1 projects
Key relationships
Everyone →
Design firms
1 projects
Filing representatives
7 projects
2 projects
Contractors
2 projects
2 projects
2 projects
1 projects
People
All people →
Ayhan Ozanlatest 10/02/2025
15 filings
Filed under
CHELSEA ATELIER ARCHITECT, PC21
Identified by the contact ids of the people who file for the firm and by its email domain (chelseaatelier.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01248695 ↗2081 ADAM C POWELL BLVD
MANHATTAN
AlterationPermit Issued07/25/202509/21/2026
Owner TRUE SERVICE NY, INC.
Contractor A.G.S IMPROVEMENTS INC
Filer CROSS ARCHITECTURE
Structural Support of Existing Facade and Parapet Wall Associated with Roof Recover.
Q01209262 ↗62-12 74 AVENUE
QUEENS
AlterationPermit Issued04/14/202503/19/2026
Owner TRUE SERVICE NY, INC.
Contractor DEWALT CONTRACTING LLC
Filer CROSS ARCHITECTURE
MODIFY INTERIOR PARTITIONS IN BASEMENT
M01036816 ↗245 7 AVENUE
MANHATTAN
AlterationSigned-off09/23/202410/07/2024
Owner AKAM ASSOCIATES
Contractor AMOK INC
Filer CROSS ARCHITECTURE
REMOVE AND REPLACE EXISTING FIXTURES AT KITCHEN 10B
M01097741 ↗221 EAST 50 STREET
MANHATTAN
AlterationSigned-off09/23/202410/04/2024
Contractor TEMA BUILDERS GROUP CORP
REPLACE DEMISING WALL TO RESTORE SEPARATION OF (2) EXISTING APARTMENTS 8A 8B
M00909599 ↗285 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued04/09/202407/05/2024
Contractor AMOK INC
Filer CROSS ARCHITECTURE
REMOVAL REPLACEMENT OF 5 EXISTING PLUMBING FIXTURES UNIT 6E
M00909538 ↗285 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued04/09/202407/02/2024
Contractor TEMA BUILDERS GROUP CORP
GENERAL CONSTRUCTION 285 LAFAYETTE STREET 6E PARTITIONS
Counts cover all 11 projects (11 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
Ayhan Ozan1510/02/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SIMPSON GUMPERTZ & HEGER108/05/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
A.G.S IMPROVEMENTS INC208/05/2026
AMOK INC209/23/2024
TEMA BUILDERS GROUP CORP209/23/2024
DEMAR MECHANICAL INC105/27/2025
DEWALT CONTRACTING LLC105/27/2025
NORTHEAST PLBG & HTG CORP106/12/2024
PD CONSTRUCTION GROUP INC109/24/2024
S.O.S. PLBG & HTG LTD109/26/2023
SIENA CONSTRUCTION LTD104/05/2023
TMS PLBG & HEATING CORP109/24/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
AKAM ASSOCIATES, INC.309/24/2024
TRUE SERVICE NY, INC.308/05/2026
MARIN MANAGEMENT CORP.209/26/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CROSS ARCHITECTURE708/05/2026
YBL NY INC209/26/2023
11 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 11Open permit 4Signed off 7
11 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01248695 ↗2081 ADAM C POWELL BLVD
MANHATTAN
AlterationPermit Issued07/25/202509/21/2026
Owner TRUE SERVICE NY, INC.
Contractor A.G.S IMPROVEMENTS INC
Filer CROSS ARCHITECTURE
Structural Support of Existing Facade and Parapet Wall Associated with Roof Recover.
Q01209262 ↗62-12 74 AVENUE
QUEENS
AlterationPermit Issued04/14/202503/19/2026
Owner TRUE SERVICE NY, INC.
Contractor DEWALT CONTRACTING LLC
Filer CROSS ARCHITECTURE
MODIFY INTERIOR PARTITIONS IN BASEMENT
M01036816 ↗245 7 AVENUE
MANHATTAN
AlterationSigned-off09/23/202410/07/2024
Owner AKAM ASSOCIATES
Contractor AMOK INC
Filer CROSS ARCHITECTURE
REMOVE AND REPLACE EXISTING FIXTURES AT KITCHEN 10B
M01097741 ↗221 EAST 50 STREET
MANHATTAN
AlterationSigned-off09/23/202410/04/2024
Contractor TEMA BUILDERS GROUP CORP
REPLACE DEMISING WALL TO RESTORE SEPARATION OF (2) EXISTING APARTMENTS 8A 8B
M00909599 ↗285 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued04/09/202407/05/2024
Contractor AMOK INC
Filer CROSS ARCHITECTURE
REMOVAL REPLACEMENT OF 5 EXISTING PLUMBING FIXTURES UNIT 6E
M00909538 ↗285 LAFAYETTE STREET
MANHATTAN
AlterationPermit Issued04/09/202407/02/2024
Contractor TEMA BUILDERS GROUP CORP
GENERAL CONSTRUCTION 285 LAFAYETTE STREET 6E PARTITIONS
M01006134 ↗245 7 AVENUE
MANHATTAN
AlterationSigned-off03/12/202406/18/2024
Owner AKAM ASSOCIATES
Contractor PD CONSTRUCTION GROUP INC
Filer CROSS ARCHITECTURE
REMOVE AND REPLACE EXISTING PLUMBING FIXTURES WITH NEW
M01007313 ↗245 7 AVENUE
MANHATTAN
AlterationSigned-off03/12/202406/13/2024
Owner AKAM ASSOCIATES
Contractor NORTHEAST PLBG & HTG CORP
Filer CROSS ARCHITECTURE
NEW PLUMBING FIXTURES TO REPLACE EXISTING
M00897375 ↗130 WEST 124 STREET
MANHATTAN
AlterationSigned-off07/25/202309/29/2023
Owner TRUE SERVICE NY, INC.
Contractor A.G.S IMPROVEMENTS INC
Filer CROSS ARCHITECTURE
ROOF RECOVER AT EXISTING ROOF MEMBRANE
M00847773 ↗21 EAST 92 STREET
MANHATTAN
AlterationSigned-off04/05/202304/24/2023
Owner MARIN MANAGEMENT CORP.
Contractor AUTHENTIC PLBG CORP
Filer YBL NY INC
INTERIOR COMBINATION OF EXISTING UNITS 1-2 ON FIRST FLOOR ALL AS PER PLANS. NO CHANGE IN BULK, USE, OR EGRESS. EXITING BUILDING.
M00847769 ↗21 EAST 92 STREET
MANHATTAN
AlterationSigned-off04/05/202304/17/2023
Owner MARIN MANAGEMENT CORP.
Contractor SIENA CONSTRUCTION LTD
Filer YBL NY INC
INTERIOR COMBINATION OF EXISTING UNITS 1-2 ON FIRST FLOOR ALL AS PER PLANS. NO CHANGE IN BULK, USE, OR EGRESS. EXITING BUILDING.
Scope of Work
HVAC — 1 project · most recent 05/27/2025
Ventilation Systems
Plumbing — 2 projects · most recent 05/27/2025
Water/Sanitary Gas
Structural — 1 project · most recent 08/05/2026
Steel Masonry
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
2081 ADAM C POWELL BLVD ↗310/02/2025
62-12 74 AVENUE ↗305/27/2025
245 7 AVENUE ↗709/23/2024
21 EAST 92 STREET ↗409/26/2023
285 LAFAYETTE STREET ↗207/25/2023
130 WEST 124 STREET ↗106/28/2023
221 EAST 50 STREET ↗1—
▾Documents — 102 on file (BIS + DOB NOW)
▸Plans & Drawings20
▸DOB NOWPlans/Sketch20
08/31/2026M00847773-P2 · 21 EAST 92 STREETRequest digital key ↗
08/31/2026M00847773-P1 · 21 EAST 92 STREETRequest digital key ↗
08/31/2026M00847773-I1 · 21 EAST 92 STREETRequest digital key ↗
Showing 3 of 20 on file for this type
▸Applications & Permits4
▸DOB NOWLPC Approval/Permit4
08/13/2026M00847769-I1 · 21 EAST 92 STREETOpen ↗
08/13/2026M00847773-P2 · 21 EAST 92 STREETOpen ↗
08/13/2026M00847773-I1 · 21 EAST 92 STREETOpen ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications45
▸DOB NOWDPL-1: Design Professional Seal & Signature20
08/31/2026M00847773-P2 · 21 EAST 92 STREETOpen ↗
08/31/2026M00847773-P1 · 21 EAST 92 STREETOpen ↗
08/31/2026M00847773-I1 · 21 EAST 92 STREETOpen ↗
Showing 3 of 20 on file for this type
▸DOB NOWProgress Inspector Seal & Signature16
09/23/2026M00897375-I1 · 130 WEST 124 STREETOpen ↗
09/23/2026M00897375-I1 · 130 WEST 124 STREETOpen ↗
09/23/2026M00897375-I1 · 130 WEST 124 STREETOpen ↗
Showing 3 of 16 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature9
09/01/2026M01248695-I1 · 2081 ADAM C POWELL BLVDOpen ↗
08/31/2026M00847773-I1 · 21 EAST 92 STREETOpen ↗
08/31/2026M00847773-I1 · 21 EAST 92 STREETOpen ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos30
▸DOB NOWDEP ACP-5: Asbestos Assessment Report17
08/31/2026M00847773-P1 · 21 EAST 92 STREETOpen ↗
08/31/2026M00847773-I1 · 21 EAST 92 STREETOpen ↗
08/31/2026M00847773-P2 · 21 EAST 92 STREETOpen ↗
Showing 3 of 17 on file for this type
▸DOB NOWOER: Notice to Proceed6
08/13/2026M01036816-I1 · 245 7 AVENUEOpen ↗
08/13/2026M01006134-S2 · 245 7 AVENUEOpen ↗
08/13/2026M00909538-I1 · 285 LAFAYETTE STREETOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWOER: Notice of Satisfaction5
08/13/2026M01036816-I1 · 245 7 AVENUEOpen ↗
08/13/2026M01006134-I1 · 245 7 AVENUEOpen ↗
08/13/2026M01006134-P1 · 245 7 AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
08/21/2026M01248695-S1 · 2081 ADAM C POWELL BLVDOpen ↗
08/15/2026M01248695-I1 · 2081 ADAM C POWELL BLVDOpen ↗
▸Approvals, Objections & Sign-offs3
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter3
08/21/2026M01248695-S1 · 2081 ADAM C POWELL BLVDOpen ↗
08/15/2026M01248695-I1 · 2081 ADAM C POWELL BLVDOpen ↗
08/15/2026M01248695-P1 · 2081 ADAM C POWELL BLVDOpen ↗