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Tenant
Graham Windham MMHC
Tenant · filed under 2 names
2 projects with open permitsMANHATTAN · 5
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1 building
5
Total Filings
5
Projects on File
1
Buildings Worked
2
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month5 projects all-time
0123May '23 · 2Jul '23 · 1Nov '24 · 1Mar '26 · 1202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit240%
Signed off240%
Filed only120%
By project type
Alteration5
Most active buildings
All buildings →
274 WEST 145TH STREETMANHATTAN · 2 open · latest 07/23/2026
5 projects
Key relationships
Everyone →
Filing representatives
3 projects
2 projects
1 projects
Owners
4 projects
1 projects
Filed under
Graham Windham MMHC4Graham1
Identified by the contact ids of the people who file for the firm and by its email domain, not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01103193 ↗274 WEST 145TH STREET
MANHATTAN
AlterationPermit Issued11/20/202407/23/2026
Design PLUS GROUP CONSULTING ENGG, PLLC
Owner GRAHAM WINDHAM
Contractor KINGFISHER GENERAL CONTR*
Filer JAM CONSULTANTS, INC.
Replacement for existing HVAC system
M00871084 ↗274 WEST 145TH STREET
MANHATTAN
AlterationSigned-off07/26/202304/16/2026
Design WXY ARCHITECTURE + URBAN DESIGN
Owner GRAHAM WINDHAM
Contractor KINGFISHER GENERAL CONTR*
Filer JAM CONSULTANTS, INC.
OFFICE INTERIOR RENOVATION ON 2ND AND 3RD FLOOR, INCLUDING MINOR DEMOLITION. NO CHANGE IN USE, EGRESS OR OCCUPANCY WITH THIS FILING
M01364684 ↗274 WEST 145TH STREET
MANHATTAN
AlterationPermit Issued03/10/202603/13/2026
Design RICHARD WAINER ARCHITECT, PLLC
Owner SIGNEXPO
Contractor FM95NY LLC
Filer LOUIS STRIAR INC.
NON-ILLUMINATED NON-ADVERTISING ACCESSORY AWNING - GRAHAM. NO CHANGE OF USE, EGRESS OR OCCUPANCY.
M08052076 ↗274 WEST 145TH STREET
MANHATTAN
AlterationSigned-off05/04/202309/08/2023
Design WXY ARCHITECTURE + URBAN DESIGN
Owner GRAHAM WINDHAM
Contractor SADHIA CONTRACTING GRP
Filer JAM CONSULTANTS, INC.
OFFICE INTERIOR DEMOLITION AT 3RD FLOOR ONLY INCLUDING INTERIOR PARTITIONS,PLUMBING, LIGHTING, AND ELECTRICAL. MAINTAIN FIRE-RATED DEMISING …
M08052216 ↗274 WEST 145TH STREET
MANHATTAN
AlterationFiled — no permit on record05/04/2023—
Design WXY ARCHITECTURE + URBAN DESIGN
Owner GRAHAM WINDHAM
Filer ALLCITYEXPEDITING INC
—
Counts cover all 5 projects (5 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
WXY Architecture + Urban Design309/18/2026
Plus Group Consulting Engg109/22/2026
Richard Wainer Architect103/10/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Kingfisher General Contracting*209/22/2026
FM95NY103/10/2026
M & M Piping and Heating109/22/2026
Sadhia Contracting Group109/18/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Graham Windham409/22/2026
Signexpo103/10/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Jam Consultants309/22/2026
Allcityexpediting209/18/2026
Louis Striar103/10/2026
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 2Signed off 2Filed only 1
5 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01103193 ↗274 WEST 145TH STREET
MANHATTAN
AlterationPermit Issued11/20/202407/23/2026
Design PLUS GROUP CONSULTING ENGG, PLLC
Owner GRAHAM WINDHAM
Contractor KINGFISHER GENERAL CONTR*
Filer JAM CONSULTANTS, INC.
Replacement for existing HVAC system
M00871084 ↗274 WEST 145TH STREET
MANHATTAN
AlterationSigned-off07/26/202304/16/2026
Design WXY ARCHITECTURE + URBAN DESIGN
Owner GRAHAM WINDHAM
Contractor KINGFISHER GENERAL CONTR*
Filer JAM CONSULTANTS, INC.
OFFICE INTERIOR RENOVATION ON 2ND AND 3RD FLOOR, INCLUDING MINOR DEMOLITION. NO CHANGE IN USE, EGRESS OR OCCUPANCY WITH THIS FILING
M01364684 ↗274 WEST 145TH STREET
MANHATTAN
AlterationPermit Issued03/10/202603/13/2026
Design RICHARD WAINER ARCHITECT, PLLC
Owner SIGNEXPO
Contractor FM95NY LLC
Filer LOUIS STRIAR INC.
NON-ILLUMINATED NON-ADVERTISING ACCESSORY AWNING - GRAHAM. NO CHANGE OF USE, EGRESS OR OCCUPANCY.
M08052076 ↗274 WEST 145TH STREET
MANHATTAN
AlterationSigned-off05/04/202309/08/2023
Design WXY ARCHITECTURE + URBAN DESIGN
Owner GRAHAM WINDHAM
Contractor SADHIA CONTRACTING GRP
Filer JAM CONSULTANTS, INC.
OFFICE INTERIOR DEMOLITION AT 3RD FLOOR ONLY INCLUDING INTERIOR PARTITIONS,PLUMBING, LIGHTING, AND ELECTRICAL. MAINTAIN FIRE-RATED DEMISING …
M08052216 ↗274 WEST 145TH STREET
MANHATTAN
AlterationFiled — no permit on record05/04/2023—
Design WXY ARCHITECTURE + URBAN DESIGN
Owner GRAHAM WINDHAM
Filer ALLCITYEXPEDITING INC
—
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
274 WEST 145TH STREET ↗509/22/2026
▾Documents — 70 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch9
08/31/2026M08052216-I1 · 274 WEST 145TH STREETRequest digital key ↗
08/31/2026M08052076-I1 · 274 WEST 145TH STREETRequest digital key ↗
08/18/2026M00871084-P1 · 274 WEST 145TH STREETRequest digital key ↗
Showing 3 of 9 on file for this type
▸Seals & Professional Certifications51
▸DOB NOWProgress Inspector Seal & Signature31
10/14/2026M08052076-P1 · 274 WEST 145TH STREETOpen ↗
10/05/2026M01103193-P3 · 274 WEST 145TH STREETOpen ↗
10/05/2026M01103193-P3 · 274 WEST 145TH STREETOpen ↗
Showing 3 of 31 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature11
10/14/2026M08052076-P1 · 274 WEST 145TH STREETOpen ↗
10/05/2026M01103193-P3 · 274 WEST 145TH STREETOpen ↗
08/31/2026M08052216-I1 · 274 WEST 145TH STREETOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature9
10/14/2026M08052076-P1 · 274 WEST 145TH STREETOpen ↗
10/05/2026M01103193-P3 · 274 WEST 145TH STREETOpen ↗
09/01/2026M08052076-I1 · 274 WEST 145TH STREETOpen ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
10/14/2026M08052076-P1 · 274 WEST 145TH STREETOpen ↗
10/05/2026M01103193-P3 · 274 WEST 145TH STREETOpen ↗
08/31/2026M08052216-I1 · 274 WEST 145TH STREETOpen ↗
Showing 3 of 10 on file for this type