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Design Firm
LOUIS BERGER
Design
1 project with open permitsBROOKLYN · 2MANHATTAN · 1
3 buildings
4
Total Filings
3
Projects on File
3
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month3 projects all-time
0112May '22 · 1Jan '23 · 1Apr '24 · 1May '22Aug '22Nov '22Feb '23May '23Aug '23Nov '23Feb '24Apr '24
bars = month · line = 3-mo average
Portfolio status
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Open permit133%
Signed off133%
Filed only133%
By project type
Alteration3
Most active buildings
All buildings →
209 WEST 23 STREETMANHATTAN · latest 12/27/2024
1 projects
172 SEIGEL STREETBROOKLYN · latest 04/30/2024
1 projects
754 COLUMBIA STREETBROOKLYN · 1 open · latest 12/24/2025
1 projects
Key relationships
Everyone →
Filing representatives
Owners
1 projects
SENTHIL SABANAYAGAMlatest 10/10/2024
2 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00721659 ↗754 COLUMBIA STREET
BROOKLYN
AlterationPermit Issued05/04/202212/24/2025General construction work - remove existing wash room building 211,remove equipment and concrete slab, new switch gear room, new raised equi…
M00634093 ↗209 WEST 23 STREET
MANHATTAN
AlterationSigned-off01/10/202312/27/2024Architectural changes (Vault Repair) on the 1st floor & cellar as indicated on drawings.
B00960584 ↗172 SEIGEL STREET
BROOKLYN
AlterationFiled — no permit on record04/30/2024—
Owner DDC
—
Counts cover all 3 projects (3 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
SENTHIL SABANAYAGAM210/10/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
C. D. E. AIR-CONDITIONING101/10/2023
GRYPHON CONSTRUCTION INC105/04/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DDC110/11/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ARCHETYPE CONSULTANTS, INC.110/11/2024
3 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 3Open permit 1Signed off 1Filed only 1
3 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00721659 ↗754 COLUMBIA STREET
BROOKLYN
AlterationPermit Issued05/04/202212/24/2025General construction work - remove existing wash room building 211,remove equipment and concrete slab, new switch gear room, new raised equi…
M00634093 ↗209 WEST 23 STREET
MANHATTAN
AlterationSigned-off01/10/202312/27/2024Architectural changes (Vault Repair) on the 1st floor & cellar as indicated on drawings.
B00960584 ↗172 SEIGEL STREET
BROOKLYN
AlterationFiled — no permit on record04/30/2024—
Owner DDC
—
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
172 SEIGEL STREET ↗210/10/2024
754 COLUMBIA STREET ↗1—
209 WEST 23 STREET ↗1—
▾Documents — 27 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
Showing 3 of 4 on file for this type
▸Applications & Permits1
▸DOB NOWLPC Approval/Permit1
08/13/2026M00634093-I1 · 209 WEST 23 STREETOpen ↗
▸Seals & Professional Certifications13
▸DOB NOWProgress Inspector Seal & Signature8
08/27/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
08/27/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
08/27/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
09/01/2026M00634093-I1 · 209 WEST 23 STREETOpen ↗
08/29/2026B00721659-I1 · 754 COLUMBIA STREETOpen ↗
08/25/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature1
08/27/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
09/01/2026M00634093-I1 · 209 WEST 23 STREETOpen ↗
08/29/2026B00721659-I1 · 754 COLUMBIA STREETOpen ↗
▸DOB NOWOER: Notice of Satisfaction1
08/13/2026M00634093-I1 · 209 WEST 23 STREETOpen ↗
▸DOB NOWOER: Notice to Proceed1
08/13/2026M00634093-I1 · 209 WEST 23 STREETOpen ↗
▸Approvals, Objections & Sign-offs5
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter3
08/25/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
08/13/2026M00634093-I1 · 209 WEST 23 STREETOpen ↗
08/13/2026B00960584-P1 · 172 SEIGEL STREETOpen ↗
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)2
08/25/2026B00960584-I1 · 172 SEIGEL STREETOpen ↗
08/13/2026B00960584-P1 · 172 SEIGEL STREETOpen ↗