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Design Firm
GREGORY GRESHAM ARCHITECT
Design
1 project with open permitsMANHATTAN · 5
4 buildings
19
Total Filings
5
Projects on File
4
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month5 projects all-time
0112May '22 · 1Jul '22 · 1Aug '24 · 1Dec '24 · 1Jan '25 · 1202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit120%
Signed off360%
Filed only120%
By project type
Alteration4
Alteration CO1
Most active buildings
All buildings →
417 WEST 148 STREETMANHATTAN · 1 open · latest 08/31/2026
2 projects
530 MANHATTAN AVENUEMANHATTAN · latest 06/18/2025
1 projects
441 CONVENT AVENUEMANHATTAN · latest 01/14/2026
1 projects
429 WEST 162 STREETMANHATTAN · latest 08/14/2024
1 projects
Key relationships
Everyone →
Design firms
Filing representatives
Owners
Gregory Greshamlatest 04/01/2026
15 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00709376 ↗417 WEST 148 STREET
MANHATTAN
AlterationPermit Issued05/03/202208/31/2026
Owner HOME
NEW INSTALLATIONS, ALTERATIONS AND REPLACEMENT OF PLUMBING FIXTURES THROUGHOUT, AS NOTED ON PLANS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M01149739 ↗441 CONVENT AVENUE
MANHATTAN
AlterationSigned-off12/16/202401/14/2026Filed to Combine Apartments 4A & 5A. Install new interior stair from 4th flr to 5th flr. Cap & Remove gas stove in Apt 5A. Renovate Kitchen …
M01145246 ↗417 WEST 148 STREET
MANHATTAN
AlterationSigned-off01/23/202507/07/2025
Owner HOME
New Footings for Proposed Metal Deck and Stair at Rear Yard.
M00777465 ↗530 MANHATTAN AVENUE
MANHATTAN
AlterationSigned-off07/29/202206/18/2025Replacement of kitchen & bathroom fixtures and components. No change in Use, Egress, or Occupancy.
M00887724 ↗429 WEST 162 STREET
MANHATTAN
Alteration COFiled — no permit on record08/14/2024——
Counts cover all 5 projects (5 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
Gregory Gresham1504/01/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
H2 CONSULTING PE PC105/12/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
RAGEM CONSTRUCTION CORP304/22/2026
N.Y. CONCEPTS.COM INC106/06/2025
OSSO PLUMBING & HEATING106/06/2025
ROY B PLUMBING & HEATING104/22/2026
TERMINATOR PLBG & HTG INC101/06/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HOME204/22/2026
'FC FOLEY SQUARE ASSOC. LLC'101/06/2026
530 Manhattan Ave HDFC106/06/2025
ESRA REALTY105/12/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ORGANISATION ARCHITECTURE504/22/2026
5 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 5Open permit 1Signed off 3Filed only 1
Any typeAlteration 4Alteration CO 1
5 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00709376 ↗417 WEST 148 STREET
MANHATTAN
AlterationPermit Issued05/03/202208/31/2026
Owner HOME
NEW INSTALLATIONS, ALTERATIONS AND REPLACEMENT OF PLUMBING FIXTURES THROUGHOUT, AS NOTED ON PLANS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M01149739 ↗441 CONVENT AVENUE
MANHATTAN
AlterationSigned-off12/16/202401/14/2026Filed to Combine Apartments 4A & 5A. Install new interior stair from 4th flr to 5th flr. Cap & Remove gas stove in Apt 5A. Renovate Kitchen …
M01145246 ↗417 WEST 148 STREET
MANHATTAN
AlterationSigned-off01/23/202507/07/2025
Owner HOME
New Footings for Proposed Metal Deck and Stair at Rear Yard.
M00777465 ↗530 MANHATTAN AVENUE
MANHATTAN
AlterationSigned-off07/29/202206/18/2025Replacement of kitchen & bathroom fixtures and components. No change in Use, Egress, or Occupancy.
M00887724 ↗429 WEST 162 STREET
MANHATTAN
Alteration COFiled — no permit on record08/14/2024——
Scope of Work
HVAC — 2 projects · most recent 12/22/2025
Heating and Air Conditioning Systems
Sprinkler / Standpipe — 1 project · most recent 05/12/2025
Sprinkler System
Plumbing — 2 projects · most recent 04/22/2026
Gas Water/Sanitary
Structural — 1 project · most recent 05/12/2025
Steel Concrete Masonry Wood
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
417 WEST 148 STREET ↗704/01/2026
441 CONVENT AVENUE ↗612/26/2025
530 MANHATTAN AVENUE ↗306/04/2025
429 WEST 162 STREET ↗301/24/2025
▾Documents — 111 on file (BIS + DOB NOW)
▸Plans & Drawings26
▸DOB NOWPlans/Sketch26
Showing 3 of 26 on file for this type
▸Applications & Permits12
▸DOB NOWLPC Approval/Permit12
08/17/2026M00709376-P2 · 417 WEST 148 STREETOpen ↗
08/13/2026M00709376-I1 · 417 WEST 148 STREETOpen ↗
08/13/2026M00709376-P1 · 417 WEST 148 STREETOpen ↗
Showing 3 of 12 on file for this type
▸Zoning, Tax Lot & Property Records2
▸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
▸DOB NOWHouse Number Verification: TOPO Stamp1
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 Certifications36
▸DOB NOWDPL-1: Design Professional Seal & Signature20
09/02/2026M00777465-S1 · 530 MANHATTAN AVENUEOpen ↗
08/25/2026M01149739-P3 · 441 CONVENT AVENUEOpen ↗
08/25/2026M01149739-I1 · 441 CONVENT AVENUEOpen ↗
Showing 3 of 20 on file for this type
▸DOB NOWProgress Inspector Seal & Signature10
09/01/2026M00777465-I1 · 530 MANHATTAN AVENUEOpen ↗
09/01/2026M00777465-I1 · 530 MANHATTAN AVENUEOpen ↗
09/01/2026M00777465-I1 · 530 MANHATTAN AVENUEOpen ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/01/2026M00777465-I1 · 530 MANHATTAN AVENUEOpen ↗
08/25/2026M01145246-S1 · 417 WEST 148 STREETOpen ↗
08/25/2026M01145246-S1 · 417 WEST 148 STREETOpen ↗
Showing 3 of 6 on file for this type
▸Safety & Tenant Protection7
▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸DOB NOWStreet Tree Checklist2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Environmental & Asbestos17
▸DOB NOWDEP ACP-5: Asbestos Assessment Report15
09/02/2026M00777465-S1 · 530 MANHATTAN AVENUEOpen ↗
08/25/2026M01149739-P2 · 441 CONVENT AVENUEOpen ↗
08/25/2026M01149739-P3 · 441 CONVENT AVENUEOpen ↗
Showing 3 of 15 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
08/23/2026M00887724-S3 · 429 WEST 162 STREETOpen ↗
Showing 1 of 2 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis1
08/13/2026M00777465-I1 · 530 MANHATTAN AVENUEOpen ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWLandmark Approval1
09/01/2026M01145246-I1 · 417 WEST 148 STREETOpen ↗
▸Other Documents9
▸DOB NOWPlot Diagram3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWSite Survey: Initial2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWPARTIAL DEMO: 10-DAY Notice1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWProperty Ownership Certification1
08/23/2026M00887724-I1 · 429 WEST 162 STREETOpen ↗