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Design Firm
DESAI CHIA ARCHITECTURE P.C.
Design
3 projects with open permitsMANHATTAN · 14
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11 buildings
23
Total Filings
14
Projects on File
11
Buildings Worked
3
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month14 projects all-time
0123Feb '20 · 1Jul '21 · 1Aug '21 · 1Oct '21 · 1Jul '22 · 1Mar '23 · 2Mar '24 · 1May '24 · 1Dec '24 · 1Aug '25 · 1Sep '25 · 1Dec '25 · 1Mar '26 · 1202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit321%
Signed off1071%
Filed only17%
By project type
Alteration14
Most active buildings
All buildings →
302 WEST 12 STREETMANHATTAN · latest 05/30/2023
2 projects
105 HUDSON STREETMANHATTAN · latest 09/23/2025
2 projects
501 WEST 30 STREETMANHATTAN · latest 12/18/2024
2 projects
180 VARICK STREETMANHATTAN · latest 09/24/2021
1 projects
66 MADISON AVENUEMANHATTAN · latest 10/27/2025
1 projects
37 WEST 12 STREETMANHATTAN · latest 07/10/2020
1 projects
Key relationships
Everyone →
Design firms
3 projects
1 projects
1 projects
Owners
3 projects
1 projects
1 projects
People
All people →
KATHERINE CHIAlatest 02/18/2026
14 filings
Filed under
DESAI CHIA ARCHITECTURE P.C.23
Identified by the contact ids of the people who file for the firm and by its email domain (desaichia.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01361641 ↗530 WEST 120 STREET
MANHATTAN
AlterationPermit Issued03/20/202607/22/2026
Owner COLUMBIA UNIVERSITY
Contractor AMERICON CONSTRUCTION INC.
Filer CONVERSANO ASSOCIATES, INC.
RENOVATIONS ON 5TH, 6TH & 9TH FLOORS. (AKA LEVEL 600/700/1000). DEMOLITION OF EXISTING NON-LOAD BEARING PARTITIONS, DOORS AND INTERIOR FINIS…
M01330139 ↗15 EAST 30TH STREET
MANHATTAN
AlterationPermit Issued12/29/202504/27/2026
Contractor ALL MAKES HTG & A/C CORP
Filer WILLIAM VITACCO ASSOCIATES
Mechanical modifications to the existing system. No change in use, egress or occupancy.
M01146814 ↗530 WEST 120 STREET
MANHATTAN
AlterationPermit Issued12/23/202404/14/2026
Owner COLUMBIA UNIVERSITY
Contractor PAR PLUMBING CO., INC
Filer OUTSOURCE CONSULTANTS, INC.
MECHANICAL WORK ON LEVEL 400 (1ST FL) AND 500 (MEZ1) AS SHOWN HEREWITH. NO CHANGES TO EGRESS, OCCUPANCY OR USE.
M01265126 ↗66 MADISON AVENUE
MANHATTAN
AlterationSigned-off08/21/202510/27/2025
Owner ABC MANAGEMENT
Contractor ALL MAKES HTG & A/C CORP
Filer WILLIAM VITACCO ASSOCIATES
Plumbing work as shown on plans filed herewith. No change to use, egress or occupancy.
M01236711 ↗105 HUDSON STREET
MANHATTAN
AlterationFiled — no permit on record09/23/2025—
Filer WILLIAM VITACCO ASSOCIATES
—
M00996528 ↗501 WEST 30 STREET
MANHATTAN
AlterationSigned-off03/21/202412/18/2024
Contractor RICHTER & RATNER CONTRACTING
Filer GILLMAN CONSULTING INC
Filing herewith Interior renovation, removal and installation of non load bearing partitions, ceilings, floors as per plans. No change to u…
Counts cover all 14 projects (14 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
KATHERINE CHIA1402/18/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CES ENGINEERING LLC303/23/2026
JAROS BAUM & BOLLES102/03/2025
THORNTON TOMASETTI102/03/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CLOUD NINE ASSOCIATE INC301/08/2026
RICHTER & RATNER CONTRACT302/03/2025
ALL MAKES HTG & A/C CORP201/08/2026
DC BUILDING SERVICES INC208/22/2025
PAR PLUMBING CO., INC203/23/2026
A & F FIRE PROTECTION CO103/23/2026
AMERICON CONSTRUCTION INC103/23/2026
ASHLAR MECHANICAL CORP102/03/2025
DONATO PLUMBING, INC102/12/2020
GEORGE BRESLAW PLBNG LLC102/03/2025
GOLDS PLUMBING CORP103/01/2023
HEADWATER CONTRACTING LTD107/09/2021
TRIESTE CONSTRUCTION CORP103/01/2023
VANGUARD CONSTRUCTION AND108/20/2021
WESBUILT CONSTRUCTION MAN112/23/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
COLUMBIA UNIVERSITY303/23/2026
180 VARICK LLC108/20/2021
ABC MANAGEMENT108/22/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
WILLIAM VITACCO ASSOCIATES501/08/2026
GILLMAN CONSULTING INC202/03/2025
OUTSOURCE CONSULTANTS, INC.212/23/2024
CONVERSANO ASSOCIATES, INC.103/23/2026
14 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 14Open permit 3Signed off 10Filed only 1
14 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01361641 ↗530 WEST 120 STREET
MANHATTAN
AlterationPermit Issued03/20/202607/22/2026
Owner COLUMBIA UNIVERSITY
Contractor AMERICON CONSTRUCTION INC.
Filer CONVERSANO ASSOCIATES, INC.
RENOVATIONS ON 5TH, 6TH & 9TH FLOORS. (AKA LEVEL 600/700/1000). DEMOLITION OF EXISTING NON-LOAD BEARING PARTITIONS, DOORS AND INTERIOR FINIS…
M01330139 ↗15 EAST 30TH STREET
MANHATTAN
AlterationPermit Issued12/29/202504/27/2026
Contractor ALL MAKES HTG & A/C CORP
Filer WILLIAM VITACCO ASSOCIATES
Mechanical modifications to the existing system. No change in use, egress or occupancy.
M01146814 ↗530 WEST 120 STREET
MANHATTAN
AlterationPermit Issued12/23/202404/14/2026
Owner COLUMBIA UNIVERSITY
Contractor PAR PLUMBING CO., INC
Filer OUTSOURCE CONSULTANTS, INC.
MECHANICAL WORK ON LEVEL 400 (1ST FL) AND 500 (MEZ1) AS SHOWN HEREWITH. NO CHANGES TO EGRESS, OCCUPANCY OR USE.
M01265126 ↗66 MADISON AVENUE
MANHATTAN
AlterationSigned-off08/21/202510/27/2025
Owner ABC MANAGEMENT
Contractor ALL MAKES HTG & A/C CORP
Filer WILLIAM VITACCO ASSOCIATES
Plumbing work as shown on plans filed herewith. No change to use, egress or occupancy.
M01236711 ↗105 HUDSON STREET
MANHATTAN
AlterationFiled — no permit on record09/23/2025—
Filer WILLIAM VITACCO ASSOCIATES
—
M00996528 ↗501 WEST 30 STREET
MANHATTAN
AlterationSigned-off03/21/202412/18/2024
Contractor RICHTER & RATNER CONTRACTING
Filer GILLMAN CONSULTING INC
Filing herewith Interior renovation, removal and installation of non load bearing partitions, ceilings, floors as per plans. No change to u…
M01028437 ↗450 EAST 83 STREET
MANHATTAN
AlterationSigned-off05/09/202410/15/2024
Contractor CLOUD NINE ASSOCIATE INC
Filer WILLIAM VITACCO ASSOCIATES
Plumbing work as shown on the plans.
M00810496 ↗302 WEST 12 STREET
MANHATTAN
AlterationSigned-off03/01/202305/30/2023
Contractor HUDSON PLMBING & MCH, LLC
Plumbing work associated with interior renovation of existing dwelling unit.
M00810504 ↗302 WEST 12 STREET
MANHATTAN
AlterationSigned-off03/01/202305/25/2023
Contractor TRIESTE CONSTRUCTION CORP
Filer WILLIAM VITACCO ASSOCIATES
General construction work associated with interior renovation of existing dwelling unit. No change to egress, use, or occupancy.
M00730844 ↗501 WEST 30 STREET
MANHATTAN
AlterationSigned-off07/07/202207/26/2022
Contractor RICHTER & RATNER CONTRACTING
Filer GILLMAN CONSULTING INC
Filing herewith for interior renovation to existing office space. Removal and Installation of non-load bearing partitions, doors and ceilin…
M00561471 ↗1100 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off10/29/202112/20/2021
Owner COLUMBIA UNIVERSITY
Contractor RICHTER & RATNER CONTRACTING
Filer OUTSOURCE CONSULTANTS, INC.
Removal and installation of interior non bearing partitions and related finishes as per plans filed herewith. No change in use, egress or oc…
M00528569 ↗180 VARICK STREET
MANHATTAN
AlterationSigned-off08/20/202109/24/2021
Owner 180 VARICK LLC
Contractor VANGUARD CONSTRUCTION AND
Filer WILLIAM VITACCO ASSOCIATES
Interior renovation to include construction of new partitions and finishes as shown on plans. No change in use, egress or occupancy under th…
M00447279 ↗105 HUDSON STREET
MANHATTAN
AlterationSigned-off07/09/202109/21/2021
Contractor HEADWATER CONTRACTING LTD
Filer WILLIAM VITACCO ASSOCIATES
INTERIOR RENOVATION TO INCLUDE DEMO OF EXISTING & CONSTRUCTION OF NEW PARTITIONS AND FINISHES AS SHOWN ON PLANS.NO CHANGE IN USE, EGRESS OR …
M00306753 ↗37 WEST 12 STREET
MANHATTAN
AlterationSigned-off02/12/202007/10/2020
Contractor ARCON PLBG SOLUTIONS
Remove 1 gas range, cap existing gas line. Remove 1 bathtub. Relocate 1 dishwasher. Replace 4 toilets, 4 lavatories, 1 bathtub, 1 shower,…
Scope of Work
HVAC — 2 projects · most recent 03/23/2026
Air Conditioning Systems Ventilation Systems
Plumbing — 3 projects · most recent 03/23/2026
Water/Sanitary
Electrical — 1 project · most recent 12/24/2021
General Wiring
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
530 WEST 120 STREET ↗202/18/2026
105 HUDSON STREET ↗406/05/2025
530 WEST 120 STREET ↗111/22/2024
501 WEST 30 STREET ↗509/18/2024
450 EAST 83 STREET ↗204/01/2024
302 WEST 12 STREET ↗201/10/2023
1100 AMSTERDAM AVENUE ↗107/20/2021
180 VARICK STREET ↗105/25/2021
66 MADISON AVENUE ↗3—
37 WEST 12 STREET ↗1—
15 EAST 30TH STREET ↗1—
▾Documents — 204 on file (BIS + DOB NOW)
▸Plans & Drawings40
▸DOB NOWPlans/Sketch39
09/03/2026M00561471-I1 · 1100 AMSTERDAM AVENUERequest digital key ↗
08/31/2026M00810496-I1 · 302 WEST 12 STREETRequest digital key ↗
08/27/2026M01028437-S1 · 450 EAST 83 STREETRequest digital key ↗
Showing 3 of 39 on file for this type
▸DOB NOWPlans/Sketch - General Construction1
08/14/2026M00447279-I1 · 105 HUDSON STREETRequest digital key ↗
▸Applications & Permits8
▸DOB NOWLPC Approval/Permit5
08/14/2026M00447279-I1 · 105 HUDSON STREETOpen ↗
08/13/2026M01236711-S1 · 105 HUDSON STREETOpen ↗
08/13/2026M00810496-I1 · 302 WEST 12 STREETOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWHPD Certification Letter or CPC Special Permit3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸Seals & Professional Certifications103
▸DOB NOWProgress Inspector Seal & Signature40
09/26/2026M00561471-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/04/2026M00996528-P8 · 501 WEST 30 STREETOpen ↗
09/01/2026M00996528-P1 · 501 WEST 30 STREETOpen ↗
Showing 3 of 40 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature39
09/03/2026M00447279-I1 · 105 HUDSON STREETOpen ↗
09/03/2026M00561471-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/02/2026M00730844-I1 · 501 WEST 30 STREETOpen ↗
Showing 3 of 39 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature24
09/02/2026M00996528-P9 · 501 WEST 30 STREETOpen ↗
09/01/2026M00996528-P1 · 501 WEST 30 STREETOpen ↗
09/01/2026M01146814-S2 · 530 WEST 120 STREETOpen ↗
Showing 3 of 24 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWTenant Protection Plan1
08/13/2026M00306753-I1 · 37 WEST 12 STREETOpen ↗
▸DOB NOWHPD-1: Anti-Harassment Area Checklist1
08/15/2026M00730844-I1 · 501 WEST 30 STREETOpen ↗
▸Environmental & Asbestos35
▸DOB NOWDEP ACP-5: Asbestos Assessment Report15
09/03/2026M00561471-I1 · 1100 AMSTERDAM AVENUEOpen ↗
08/31/2026M00810496-I1 · 302 WEST 12 STREETOpen ↗
08/21/2026M01236711-S1 · 105 HUDSON STREETOpen ↗
Showing 3 of 15 on file for this type
▸DOB NOWOER: Notice to Proceed12
08/15/2026M00730844-I1 · 501 WEST 30 STREETOpen ↗
Showing 1 of 12 on file for this type
▸DOB NOWOER: Notice of Satisfaction5
08/15/2026M00730844-I1 · 501 WEST 30 STREETOpen ↗
Showing 1 of 5 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form3
08/13/2026M01146814-S2 · 530 WEST 120 STREETOpen ↗
08/13/2026M01146814-S1 · 530 WEST 120 STREETOpen ↗
08/13/2026M01146814-I1 · 530 WEST 120 STREETOpen ↗
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026M00528569-I1 · 180 VARICK STREETOpen ↗
▸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
▸Approvals, Objections & Sign-offs9
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter9
09/03/2026M00561471-I1 · 1100 AMSTERDAM AVENUEOpen ↗
08/18/2026M01361641-P1 · 530 WEST 120 STREETOpen ↗
08/13/2026M01146814-S2 · 530 WEST 120 STREETOpen ↗
Showing 3 of 9 on file for this type
▸Other Documents5
▸DOB NOWProof of Historic Building3
08/13/2026M01236711-I1 · 105 HUDSON STREETOpen ↗
08/13/2026M00810496-I1 · 302 WEST 12 STREETOpen ↗
08/13/2026M00810504-I1 · 302 WEST 12 STREETOpen ↗
▸DOB NOWDHCR Document2
08/13/2026M00810504-I1 · 302 WEST 12 STREETOpen ↗
08/13/2026M00810496-I1 · 302 WEST 12 STREETOpen ↗