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Design Firm
GRUMMAN BUTKUS ASSOCIATES
Design
3 projects with open permitsMANHATTAN · 12
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3 buildings
24
Total Filings
12
Projects on File
3
Buildings Worked
3
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month12 projects all-time
0123Mar '22 · 1Sep '22 · 2Dec '22 · 2Jan '23 · 2May '24 · 1Jun '24 · 1Apr '25 · 1May '25 · 1Mar '26 · 12023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit325%
Signed off867%
Filed only18%
By project type
Alteration12
Most active buildings
All buildings →
21 WEST 53 STREETMANHATTAN · 3 open · latest 09/14/2026
10 projects
1889 BROADWAYMANHATTAN · latest 05/25/2023
1 projects
20 RIVER TERRACEMANHATTAN · latest 07/18/2024
1 projects
Key relationships
Everyone →
Filing representatives
9 projects
1 projects
People
All people →
John Villanilatest 02/24/2026
12 filings
JOHN VILLANIlatest 07/14/2023
5 filings
Filed under
GRUMMAN BUTKUS ASSOCIATES24
Identified by the contact ids of the people who file for the firm and by its email domain (grummanbutkus.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01227087 ↗21 WEST 53 STREET
MANHATTAN
AlterationPermit Issued05/29/202509/14/2026
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor TURNER CONSTRUCTION COMPANY
Filer GILLMAN CONSULTING INC
THE REPLACEMENT OF FOUR COOLING TOWERS, FIVE EXHAUST AIR AND TWO SUPPLY AIR FANS ON THE ROOF (16TH FLOOR). A VAV AIR TERMINAL UNIT ADDITION …
M01363577 ↗21 WEST 53 STREET
MANHATTAN
AlterationPermit Issued03/17/202607/16/2026
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor TURNER CONSTRUCTION COMPANY
Filer GILLMAN CONSULTING INC
REMOVAL AND INSTALLATION OF NON-LOAD BEARING PARTITIONS, DOORS/FRAMES, CEILING/LIGHTING AND RELATED FINISHES. NO CHANGE IN USE, EGRESS OR OC…
M01200978 ↗21 WEST 53 STREET
MANHATTAN
AlterationPermit Issued04/10/202505/09/2025
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor STRUCTURE TONE, LLC
Filer GILLMAN CONSULTING INC
REMOVAL AND INSTALLATION OF NON-LOAD BEARING PARTITIONS, DOORS, CEILING AND RELATED FINISHES FOR THE 6TH FLOOR FOUNDERS ROOM AS PER PLANS FI…
M01014689 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off06/19/202407/25/2024
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor MASS CONTRACTING CORP
Filer GILLMAN CONSULTING INC
REMOVAL AND INSTALLATION OF NON-LOAD BEARING PARTITIONS, DOORS, CEILING AND RELATED FINISHES FOR THE 7TH FLOOR AS PER PLANS FILED HEREWITH. …
M01053155 ↗20 RIVER TERRACE
MANHATTAN
AlterationSigned-off05/30/202407/18/2024
Owner Allied Partners
Contractor DEMAR MECHANICAL INC
Filer METROPOLIS GROUP INC
HEREWITH FILING FOR PLUMBING MODIFICATIONS AS PER PLANS. NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
M08050267 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off01/03/202307/07/2023
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor HENEGAN CONSTRUCTION CO.,
Filer GILLMAN CONSULTING INC
Minor mechanical modifications to existing HVAC ductwork. No change in use, egress or occupancy under this application.
Counts cover all 12 projects (12 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
John Villani1202/24/2026
JOHN VILLANI507/14/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HERNANDEZ-ELI ARCHITECTURE DPC203/17/2026
SEVERUD ASSOCIATES105/30/2025
SUPERSTRUCTURES ENG. + ARCH.105/30/2025
WORRELL YEUNG ARCHITECTURE101/28/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SIRINA FIRE PROT CORP403/17/2026
MASS CONTRACTING CORP306/19/2024
STRUCTURE TONE, LLC201/28/2026
TURNER CONSTRUCTION COMPA203/17/2026
DEMAR MECHANICAL INC103/04/2025
HENEGAN CONSTRUCTION CO.,107/18/2023
M. FRIED STORE FIXTURES,105/22/2023
METROPOLITAN MECHANICAL C105/22/2023
OLYMPIC PLBG & HTG SVC IN105/30/2025
PSI PARTNERS, LLC106/19/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
THE MUSEUM OF MODERN ART (MOMA)903/17/2026
ALLIED PARTNERS103/04/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GILLMAN CONSULTING INC903/17/2026
METROPOLIS GROUP INC103/04/2025
12 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 12Open permit 3Signed off 8Filed only 1
12 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01227087 ↗21 WEST 53 STREET
MANHATTAN
AlterationPermit Issued05/29/202509/14/2026
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor TURNER CONSTRUCTION COMPANY
Filer GILLMAN CONSULTING INC
THE REPLACEMENT OF FOUR COOLING TOWERS, FIVE EXHAUST AIR AND TWO SUPPLY AIR FANS ON THE ROOF (16TH FLOOR). A VAV AIR TERMINAL UNIT ADDITION …
M01363577 ↗21 WEST 53 STREET
MANHATTAN
AlterationPermit Issued03/17/202607/16/2026
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor TURNER CONSTRUCTION COMPANY
Filer GILLMAN CONSULTING INC
REMOVAL AND INSTALLATION OF NON-LOAD BEARING PARTITIONS, DOORS/FRAMES, CEILING/LIGHTING AND RELATED FINISHES. NO CHANGE IN USE, EGRESS OR OC…
M01200978 ↗21 WEST 53 STREET
MANHATTAN
AlterationPermit Issued04/10/202505/09/2025
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor STRUCTURE TONE, LLC
Filer GILLMAN CONSULTING INC
REMOVAL AND INSTALLATION OF NON-LOAD BEARING PARTITIONS, DOORS, CEILING AND RELATED FINISHES FOR THE 6TH FLOOR FOUNDERS ROOM AS PER PLANS FI…
M01014689 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off06/19/202407/25/2024
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor MASS CONTRACTING CORP
Filer GILLMAN CONSULTING INC
REMOVAL AND INSTALLATION OF NON-LOAD BEARING PARTITIONS, DOORS, CEILING AND RELATED FINISHES FOR THE 7TH FLOOR AS PER PLANS FILED HEREWITH. …
M01053155 ↗20 RIVER TERRACE
MANHATTAN
AlterationSigned-off05/30/202407/18/2024
Owner Allied Partners
Contractor DEMAR MECHANICAL INC
Filer METROPOLIS GROUP INC
HEREWITH FILING FOR PLUMBING MODIFICATIONS AS PER PLANS. NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
M08050267 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off01/03/202307/07/2023
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor HENEGAN CONSTRUCTION CO.,
Filer GILLMAN CONSULTING INC
Minor mechanical modifications to existing HVAC ductwork. No change in use, egress or occupancy under this application.
M00682803 ↗1889 BROADWAY
MANHATTAN
AlterationSigned-off03/07/202205/25/2023
Contractor M. FRIED STORE FIXTURES,
Filing herewith application for mechanical systems modification as per plans submitted. No change in use, egress or occupancy.
M08041185 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off12/08/202202/16/2023
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor SIRINA FIRE PROT CORP
Filer GILLMAN CONSULTING INC
Modification to existing sprinkler system on the 14th floor (North Office). No change in use, egress or occupancy under this application.
M08050357 ↗21 WEST 53 STREET
MANHATTAN
AlterationFiled — no permit on record01/03/2023—
Owner THE MUSEUM OF MODERN ART (MOMA)
Filer GILLMAN CONSULTING INC
—
M08041157 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off12/08/202212/14/2022
Contractor MASS CONTRACTING CORP
Modification to existing HVAC ductwork for the 14th floor (North Office) as per plans filed herewith. No change in use, egress or occupancy …
M08005404 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off09/27/202210/24/2022
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor SIRINA FIRE PROT CORP
Filer GILLMAN CONSULTING INC
Modification to existing sprinkler system. No change in use, egress or occupancy under this application.
M08005393 ↗21 WEST 53 STREET
MANHATTAN
AlterationSigned-off09/27/202210/05/2022
Owner THE MUSEUM OF MODERN ART (MOMA)
Contractor MASS CONTRACTING CORP
Filer GILLMAN CONSULTING INC
Modification to existing HVAC ductwork as per plans filed herewith. No change in use, egress or occupancy under this application.
Scope of Work
HVAC — 1 project · most recent 05/30/2025
Cooling Towers Ventilation Systems
Sprinkler / Standpipe — 4 projects · most recent 03/17/2026
Sprinkler System
Plumbing — 1 project · most recent 05/30/2025
Water/Sanitary
Structural — 1 project · most recent 05/30/2025
Steel
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
21 WEST 53 STREET ↗1702/24/2026
20 RIVER TERRACE ↗402/28/2025
1889 BROADWAY ↗3—
▾Documents — 184 on file (BIS + DOB NOW)
▸Plans & Drawings29
▸DOB NOWPlans/Sketch29
09/01/2026M08005393-I1 · 21 WEST 53 STREETRequest digital key ↗
09/01/2026M08005404-I1 · 21 WEST 53 STREETRequest digital key ↗
09/01/2026M08041185-I1 · 21 WEST 53 STREETRequest digital key ↗
Showing 3 of 29 on file for this type
▸Seals & Professional Certifications75
▸DOB NOWDPL-1: Design Professional Seal & Signature29
09/01/2026M08005393-I1 · 21 WEST 53 STREETOpen ↗
09/01/2026M08005404-I1 · 21 WEST 53 STREETOpen ↗
09/01/2026M08041185-I1 · 21 WEST 53 STREETOpen ↗
Showing 3 of 29 on file for this type
▸DOB NOWProgress Inspector Seal & Signature26
09/22/2026M01014689-S1 · 21 WEST 53 STREETOpen ↗
09/22/2026M01014689-S1 · 21 WEST 53 STREETOpen ↗
08/31/2026M01053155-P1 · 20 RIVER TERRACEOpen ↗
Showing 3 of 26 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature20
09/22/2026M01014689-S1 · 21 WEST 53 STREETOpen ↗
09/02/2026M01227087-S3 · 21 WEST 53 STREETOpen ↗
08/31/2026M01053155-P1 · 20 RIVER TERRACEOpen ↗
Showing 3 of 20 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist2
08/13/2026M00682803-I1 · 1889 BROADWAYOpen ↗
08/13/2026M00682803-P1 · 1889 BROADWAYOpen ↗
▸Environmental & Asbestos53
▸DOB NOWDEP ACP-5: Asbestos Assessment Report25
09/01/2026M08005393-I1 · 21 WEST 53 STREETOpen ↗
09/01/2026M08005404-I1 · 21 WEST 53 STREETOpen ↗
09/01/2026M08041185-I1 · 21 WEST 53 STREETOpen ↗
Showing 3 of 25 on file for this type
▸DOB NOWOER: Notice of Satisfaction14
08/24/2026M01200978-I1 · 21 WEST 53 STREETOpen ↗
08/13/2026M08005393-I1 · 21 WEST 53 STREETOpen ↗
08/13/2026M08041157-I1 · 21 WEST 53 STREETOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWOER: Notice to Proceed14
08/24/2026M01200978-I1 · 21 WEST 53 STREETOpen ↗
08/13/2026M08005393-I1 · 21 WEST 53 STREETOpen ↗
08/13/2026M08041157-I1 · 21 WEST 53 STREETOpen ↗
Showing 3 of 14 on file for this type
▸Energy Compliance2
▸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
▸DOB NOWEN2: As Built Energy Analysis1
08/13/2026M00682803-I1 · 1889 BROADWAYOpen ↗
▸Approvals, Objections & Sign-offs23
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter23
09/01/2026M08041157-I1 · 21 WEST 53 STREETOpen ↗
08/29/2026M08050267-I1 · 21 WEST 53 STREETOpen ↗
08/13/2026M08005404-I1 · 21 WEST 53 STREETOpen ↗
Showing 3 of 23 on file for this type