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Design Firm
DAVID CHAGNON ARCHITECTURAL DESIGN
Design
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395
Total Filings
—
Projects on File
184
Buildings Worked
—
Projects w/ Open Permits
Design
Role
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
DAVID CHAGNON23109/03/2026
DAVID CHAGNON1108/16/2024
Scope of Work
HVAC — 26 projects · most recent 08/24/2026
Heating and Air Conditioning Systems Ventilation Systems Air Conditioning Systems Heating Systems
Sprinkler / Standpipe — 28 projects · most recent 09/19/2026
Sprinkler System
Plumbing — 41 projects · most recent 09/19/2026
Water/Sanitary Gas Storm
Electrical — 1 project · most recent 01/14/2025
General Wiring
Structural — 14 projects · most recent 08/24/2026
Steel Concrete Masonry Wood
Fence / Scaffold / Sign / Shed — 2 projects · most recent 09/10/2025
Fence
Earthwork — 5 projects · most recent 03/27/2026
Tenant Protection Plan 72 Hour
Click a row for this entity's own projects, plans and documents at that building.
Showing the 100 most recent of 184 buildings.
BuildingFilingsMost Recent
211 WEST 10 STREET ↗208/17/2026
955 MADISON AVENUE ↗708/11/2026
302 5 AVENUE ↗608/11/2026
469 10 AVENUE ↗108/11/2026
1375 BROADWAY ↗207/29/2026
39 WEST 19 STREET ↗307/23/2026
1255 BROADWAY ↗507/22/2026
335 BLEECKER STREET ↗107/22/2026
242 WEST 30 STREET ↗307/21/2026
144 WEST 30 STREET ↗407/20/2026
652 MADISON AVENUE ↗507/09/2026
366 ATLANTIC AVENUE ↗307/06/2026
389 5 AVENUE ↗907/02/2026
36 EAST 31 STREET ↗406/30/2026
307 7 AVENUE ↗406/25/2026
40 WALL STREET ↗306/09/2026
16 PARK PLACE ↗406/08/2026
131 SUMMIT STREET ↗106/08/2026
20 HENRY STREET ↗206/04/2026
1943 WEST 13 STREET ↗206/03/2026
5 WEST 33 STREET ↗106/01/2026
53 BEACH STREET ↗305/28/2026
924 BROADWAY ↗105/18/2026
224 WEST 20 STREET ↗505/15/2026
55 EAST 87 STREET ↗205/05/2026
1400 AVENUE OF THE AMER ↗305/01/2026
45 WEST 67 STREET ↗104/22/2026
200 WEST 72 STREET ↗104/21/2026
38 WEST 40 STREET ↗104/21/2026
575 MADISON AVENUE ↗404/15/2026
27 GRACE COURT ↗104/10/2026
291 GRAND STREET ↗104/02/2026
150 73 STREET ↗103/29/2026
290 3 AVENUE ↗103/25/2026
322 WEST 57 STREET ↗203/19/2026
50 SOUTH 4 STREET ↗303/04/2026
395 EVERGREEN AVENUE ↗503/03/2026
216 EAST 45 STREET ↗203/03/2026
303 PARK AVENUE SOUTH ↗202/03/2026
130 EAST 63 STREET ↗102/02/2026
241 WEST 29 STREET ↗301/27/2026
164 7 AVENUE ↗101/23/2026
1260 AVENUE OF THE AMER ↗501/22/2026
1493 BROADWAY ↗1001/15/2026
40 EAST 9 STREET ↗301/12/2026
146 PIERREPONT STREET ↗601/05/2026
902 BROADWAY ↗501/05/2026
333 EAST 85 STREET ↗412/22/2025
215 ST JOHNS PLACE ↗112/15/2025
333 COURT STREET ↗112/10/2025
350 7 AVENUE ↗512/08/2025
1082 MADISON AVENUE ↗112/08/2025
403 EAST 75 STREET ↗312/01/2025
292 MADISON AVENUE ↗111/24/2025
80 BROAD STREET ↗310/28/2025
12 MATTHEWS COURT ↗110/26/2025
568 BROADWAY ↗310/13/2025
67 WEST 71 STREET ↗710/07/2025
17 BATTERY PLACE ↗1109/29/2025
527 WEST 34 STREET ↗209/24/2025
166 1 AVENUE ↗109/22/2025
209 EAST 76 STREET ↗109/02/2025
34 WEST 10 STREET ↗307/29/2025
112 WEST 27 STREET ↗307/14/2025
110 9 AVENUE ↗106/02/2025
747 3 AVENUE ↗305/29/2025
96 BANK STREET ↗505/05/2025
28 EAST 60 STREET ↗104/16/2025
211 MADISON AVENUE ↗304/15/2025
43 4 PLACE ↗203/21/2025
170 HICKS STREET ↗203/19/2025
15 WEST 26 STREET ↗103/10/2025
443 PARK AVENUE SOUTH ↗203/04/2025
40 MULBERRY STREET ↗702/25/2025
110 HOLLY STREET ↗201/21/2025
256 WEST 116 STREET ↗201/16/2025
163 RIVINGTON STREET ↗201/14/2025
757 3 AVENUE ↗201/09/2025
500 METROPOLITAN AVENUE ↗112/15/2024
227 LEXINGTON AVENUE ↗212/11/2024
801 BROADWAY ↗412/10/2024
242 EAST 58 STREET ↗212/10/2024
241 WEST 20 STREET ↗110/28/2024
28 5 AVENUE ↗208/16/2024
172 MADISON AVENUE ↗308/09/2024
151 WEST 26 STREET ↗306/10/2024
1084 2 AVENUE ↗205/23/2024
50-15 103 STREET ↗205/17/2024
1400 BROADWAY ↗104/30/2024
552 9 STREET ↗104/29/2024
299 BROADWAY ↗103/15/2024
1781 1 AVENUE ↗103/13/2024
7 EAST 38 STREET ↗103/12/2024
55-61 58 STREET ↗403/11/2024
451 9 AVENUE ↗103/08/2024
215 WEST 116 STREET ↗302/27/2024
191 WILLOUGHBY STREET ↗102/13/2024
1120 AVENUE OF THE AMER ↗112/14/2023
139 5 AVENUE ↗311/27/2023
1260 AVENUE OF THE AMER ↗311/17/2023
▾Documents — 2,819 on file (BIS + DOB NOW)
▸Plans & Drawings532
▸DOB NOWPlans/Sketch513
09/06/2026M01368979-I1 · 307 7 AVENUERequest digital key ↗
09/04/2026M00491583-I1 · 350 WEST 31 STREETRequest digital key ↗
09/04/2026M00491573-I1 · 350 WEST 31 STREETRequest digital key ↗
Showing 3 of 513 on file for this type
▸DOB NOWPlans/Sketch - Place of Assembly13
08/27/2026M01013821-I1 · 3 PARK AVENUERequest digital key ↗
08/26/2026M01100119-P2 · 2901 BROADWAYRequest digital key ↗
08/26/2026M01100119-P1 · 2901 BROADWAYRequest digital key ↗
Showing 3 of 13 on file for this type
▸DOB NOWPlans/Sketch - Temporary Place of Assembly5
08/31/2026M00824945-I1 · 139 5 AVENUERequest digital key ↗
08/21/2026M01283960-I1 · 395 9TH AVENUERequest digital key ↗
08/15/2026B01402606-I1 · 1319 BOWERYRequest digital key ↗
Showing 3 of 5 on file for this type
▸DOB NOWPlans/Sketch - General Construction1
09/01/2026B00458836-I1 · 63 LAFAYETTE AVENUERequest digital key ↗
▸Applications & Permits107
▸DOB NOWLPC Approval/Permit107
09/27/2026M01386644-I1Open ↗
09/10/2026M01331813-S4 · 955 MADISON AVENUEOpen ↗
09/10/2026M01446669-I1 · 211 WEST 10 STREETOpen ↗
Showing 3 of 107 on file for this type
▸Zoning, Tax Lot & Property Records41
▸DOB NOWZD1: DOB Zoning Diagram20
08/20/2026S01162699-I1 · 26 HOME PLACEOpen ↗
08/16/2026B01332703-I1 · 1943 WEST 13 STREETOpen ↗
08/15/2026B08020466-P1 · 366 ATLANTIC AVENUEOpen ↗
Showing 3 of 20 on file for this type
▸DOB NOWZoning Exhibit form (1-5)17
08/16/2026B01332703-I1 · 1943 WEST 13 STREETOpen ↗
08/15/2026B08020466-P1 · 366 ATLANTIC AVENUEOpen ↗
09/01/2026M00540697-I1 · 96 BANK STREETOpen ↗
Showing 3 of 17 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp4
08/13/2026S01169678-I1 · 110 HOLLY STREETOpen ↗
Showing 1 of 4 on file for this type
▸Seals & Professional Certifications1,457
▸DOB NOWProgress Inspector Seal & Signature612
09/29/2026M00971174-I1 · 40 MULBERRY STREETOpen ↗
09/27/2026M01386644-I1Open ↗
09/27/2026M00846868-I1 · 135 WEST 52 STREETOpen ↗
Showing 3 of 612 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature520
09/27/2026M01455633-I1Open ↗
09/27/2026M01386644-I1Open ↗
09/22/2026B01367599-P1 · 50 SOUTH 4 STREETOpen ↗
Showing 3 of 520 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature325
09/29/2026M00971174-I1 · 40 MULBERRY STREETOpen ↗
09/29/2026M01378279-S2 · 290 3 AVENUEOpen ↗
09/29/2026M01378279-S2 · 290 3 AVENUEOpen ↗
Showing 3 of 325 on file for this type
▸Trade Schedules & Equipment2
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Safety & Tenant Protection52
▸DOB NOWStreet Tree Checklist18
09/01/2026M00540697-I1 · 96 BANK STREETOpen ↗
08/15/2026B08020466-I1 · 366 ATLANTIC AVENUEOpen ↗
08/15/2026B08020466-P1 · 366 ATLANTIC AVENUEOpen ↗
Showing 3 of 18 on file for this type
▸DOB NOWCertificate of No Harassment8
09/01/2026M08054897-I1 · 330 WEST 44 STREETOpen ↗
08/25/2026M01444423-I1 · 469 10 AVENUEOpen ↗
08/13/2026M01274051-P1 · 527 WEST 34 STREETOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWHPD-1: Anti-Harassment Area Checklist7
08/13/2026B01156131-I1 · 500 METROPOLITAN AVENUEOpen ↗
08/13/2026M00704676-I1 · 550 7 AVENUEOpen ↗
08/13/2026M00704676-P1 · 550 7 AVENUEOpen ↗
Showing 3 of 7 on file for this type
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan6
08/13/2026B01308813-I1 · 12 MATTHEWS COURTOpen ↗
08/13/2026B01156131-I1 · 500 METROPOLITAN AVENUEOpen ↗
08/13/2026S01169678-I1 · 110 HOLLY STREETOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWStreet Trees Site Plan5
08/13/2026S01169678-I1 · 110 HOLLY STREETOpen ↗
08/13/2026B01156131-I1 · 500 METROPOLITAN AVENUEOpen ↗
Showing 2 of 5 on file for this type
▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist4
09/01/2026M08054897-I1 · 330 WEST 44 STREETOpen ↗
08/13/2026M01149969-I1 · 322 WEST 57 STREETOpen ↗
08/13/2026M01374797-I1 · 322 WEST 57 STREETOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWStreet Tree Sign Off4
08/13/2026M01028189-I1 · 67 WEST 71 STREETOpen ↗
08/13/2026B01156131-I1 · 500 METROPOLITAN AVENUEOpen ↗
Showing 2 of 4 on file for this type
▸Environmental & Asbestos443
▸DOB NOWDEP ACP-5: Asbestos Assessment Report398
09/27/2026M01455633-I1Open ↗
09/20/2026M01435802-S2 · 39 WEST 19 STREETOpen ↗
09/20/2026M01435802-S3 · 39 WEST 19 STREETOpen ↗
Showing 3 of 398 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form29
09/27/2026M01386644-I1Open ↗
08/20/2026B01267233-S3 · 395 EVERGREEN AVENUEOpen ↗
08/20/2026B01267233-I1 · 395 EVERGREEN AVENUEOpen ↗
Showing 3 of 29 on file for this type
▸DOB NOWOER: Notice to Proceed8
08/13/2026M01255401-S1 · 112 WEST 27 STREETOpen ↗
08/13/2026M01274051-I1 · 527 WEST 34 STREETOpen ↗
08/13/2026M01274051-S1 · 527 WEST 34 STREETOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWOER: Notice of Satisfaction7
08/13/2026M01255401-S1 · 112 WEST 27 STREETOpen ↗
08/13/2026M01274051-S1 · 527 WEST 34 STREETOpen ↗
08/13/2026M01274051-I1 · 527 WEST 34 STREETOpen ↗
Showing 3 of 7 on file for this type
▸DOB NOWACP5/20/21 or V51
09/01/2026B00458836-I1 · 63 LAFAYETTE AVENUEOpen ↗
▸Energy Compliance11
▸DOB NOWEN2: As Built Energy Analysis10
08/13/2026M00706710-I1 · 110 WEST 94 STREETOpen ↗
08/13/2026Q00632909-I1 · 35-03 31 STREETOpen ↗
08/13/2026M00784673-I1 · 144 EAST 84 STREETOpen ↗
Showing 3 of 10 on file for this type
▸DOB NOWPreliminary Commissioning Report Certification1
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 Reports5
▸DOB NOWGeotechnical Report (BC 1803.6)2
08/20/2026S01162699-I1 · 26 HOME PLACEOpen ↗
08/13/2026S01162699-I1 · 26 HOME PLACEOpen ↗
▸DOB NOWSOIL REPORT2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWTR4 Test Report and Plot Diagram1
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-offs6
▸DOB NOWLandmark Approval3
09/01/2026M00540697-I1 · 96 BANK STREETOpen ↗
09/01/2026M00540697-I1 · 96 BANK STREETOpen ↗
09/01/2026M00540697-I1 · 96 BANK STREETOpen ↗
▸DOB NOWDEP Variance (V5) letter3
08/13/2026B00786004-I1 · 1569 FLATBUSH AVENUEOpen ↗
08/13/2026B00785923-I1 · 1573 FLATBUSH AVENUEOpen ↗
08/13/2026B00785986-I1 · 1573 FLATBUSH AVENUEOpen ↗
▸Cost, Insurance & Ownership2
▸DOB NOWCertification by Insurance Broker or Agency1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWCertificate of Insurance1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Other Documents161
▸DOB NOWProof of Historic Building63
09/01/2026M01272003-I1 · 568 BROADWAYOpen ↗
08/31/2026M08026760-I1 · 17 BATTERY PLACEOpen ↗
08/18/2026M01342286-I1 · 902 BROADWAYOpen ↗
Showing 3 of 63 on file for this type
▸DOB NOWProperty Ownership Certification25
08/23/2026M01233049-I1 · 747 3 AVENUEOpen ↗
08/20/2026B01308813-I1 · 12 MATTHEWS COURTOpen ↗
08/15/2026B08020466-I1 · 366 ATLANTIC AVENUEOpen ↗
Showing 3 of 25 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone20
08/20/2026S01162699-I1 · 26 HOME PLACEOpen ↗
08/16/2026B01332703-I1 · 1943 WEST 13 STREETOpen ↗
08/13/2026S01162699-I1 · 26 HOME PLACEOpen ↗
Showing 3 of 20 on file for this type
▸DOB NOWSite Survey: Initial18
08/13/2026S01169678-I1 · 110 HOLLY STREETOpen ↗
08/13/2026S01162699-I1 · 26 HOME PLACEOpen ↗
Showing 2 of 18 on file for this type
▸DOB NOWPlot Diagram16
09/01/2026M00540697-I1 · 96 BANK STREETOpen ↗
08/16/2026B01332703-I1 · 1943 WEST 13 STREETOpen ↗
08/13/2026S01162699-I1 · 26 HOME PLACEOpen ↗
Showing 3 of 16 on file for this type
▸DOB NOWWaiver Document10
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 10 on file for this type
▸DOB NOWLoft Board Certificate4
08/18/2026M01342286-I1 · 902 BROADWAYOpen ↗
08/13/2026M01178112-I1 · 902 BROADWAYOpen ↗
08/13/2026M00741154-I1 · 902 BROADWAYOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWFinal Survey3
08/13/2026B01308813-I1 · 12 MATTHEWS COURTOpen ↗
08/13/2026S01169678-I1 · 110 HOLLY STREETOpen ↗
Showing 2 of 3 on file for this type
▸DOB NOWAdjoining Owners Notification1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWAdditional Insured Authorizations1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type