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Contractor
M STEVENS PRODUCTION
General Contractor
3 projects with open permitsMANHATTAN · 7
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1 building
9
Total Filings
7
Projects on File
1
Buildings Worked
3
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month7 projects all-time
0112Aug '25 · 1Sep '25 · 1Oct '25 · 1Jan '26 · 1May '26 · 1Aug '26 · 1Sep '26 · 1Aug '25Oct '25Dec '25Feb '26Apr '26Jun '26Aug '26Sep '26
bars = month · line = 3-mo average
Portfolio status
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Open permit343%
Signed off457%
By project type
Alteration6
Most active buildings
All buildings →
643 PARK AVENUEMANHATTAN · 3 open · latest 09/14/2026
7 projects
Key relationships
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Design firms
7 projects
Filing representatives
6 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01457784 ↗643 PARK AVENUE
MANHATTAN
—Permit Issued—09/14/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
Installation of temporary audience seating riser & tech. riser.
M01442110 ↗643 PARK AVENUE
MANHATTAN
AlterationPermit Issued08/18/202608/24/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
Installation of temporary audience seating riser & performance platform.
M01398366 ↗643 PARK AVENUE
MANHATTAN
AlterationPermit Issued05/07/202605/15/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
Installation of temporary platforms.
M01343928 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off01/22/202601/27/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
INSTALLATION OF TEMPORARY AUDIENCE SEATING RISER & PERFORMANCE PLATFORM.
M01303380 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off10/27/202510/28/2025
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
INSTALLATION OF TEMPORARY AUDIENCE RISER SYSTEM.
M01285335 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off09/17/202510/01/2025
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
INSTALLATION OF TEMPORARY PERFORMACE PLATFORMS.
Counts cover all 7 projects (7 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
MCLAREN ENGINEERING GROUP708/18/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JAM CONSULTANTS, INC.608/18/2026
7 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 7Open permit 3Signed off 4
7 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01457784 ↗643 PARK AVENUE
MANHATTAN
—Permit Issued—09/14/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
Installation of temporary audience seating riser & tech. riser.
M01442110 ↗643 PARK AVENUE
MANHATTAN
AlterationPermit Issued08/18/202608/24/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
Installation of temporary audience seating riser & performance platform.
M01398366 ↗643 PARK AVENUE
MANHATTAN
AlterationPermit Issued05/07/202605/15/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
Installation of temporary platforms.
M01343928 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off01/22/202601/27/2026
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
INSTALLATION OF TEMPORARY AUDIENCE SEATING RISER & PERFORMANCE PLATFORM.
M01303380 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off10/27/202510/28/2025
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
INSTALLATION OF TEMPORARY AUDIENCE RISER SYSTEM.
M01285335 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off09/17/202510/01/2025
Design MCLAREN ENGINEERING GROUP
Filer JAM CONSULTANTS, INC.
INSTALLATION OF TEMPORARY PERFORMACE PLATFORMS.
M01273229 ↗643 PARK AVENUE
MANHATTAN
AlterationSigned-off08/18/202509/16/2025
Design MCLAREN ENGINEERING GROUP
INSTALLATION OF TEMPORARY AUDIENCE SEATING TIERS.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
643 PARK AVENUE ↗909/15/2026
▾Documents — 32 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch6
08/21/2026M01273229-I1 · 643 PARK AVENUERequest digital key ↗
08/21/2026M01285335-I1 · 643 PARK AVENUERequest digital key ↗
08/21/2026M01303380-I1 · 643 PARK AVENUERequest digital key ↗
Showing 3 of 6 on file for this type
▸Seals & Professional Certifications19
▸DOB NOWDPL-1: Design Professional Seal & Signature7
09/16/2026M01457784-I1Open ↗
08/21/2026M01273229-I1 · 643 PARK AVENUEOpen ↗
08/21/2026M01285335-I1 · 643 PARK AVENUEOpen ↗
Showing 3 of 7 on file for this type
▸DOB NOWProgress Inspector Seal & Signature6
09/23/2026M01457784-I1Open ↗
09/01/2026M01343928-I1 · 643 PARK AVENUEOpen ↗
08/27/2026M01398366-I1 · 643 PARK AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/23/2026M01457784-I1Open ↗
09/01/2026M01343928-I1 · 643 PARK AVENUEOpen ↗
08/27/2026M01398366-I1 · 643 PARK AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸Approvals, Objections & Sign-offs7
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter7
09/16/2026M01457784-I1Open ↗
08/19/2026M01442110-I1 · 643 PARK AVENUEOpen ↗
08/17/2026M01398366-I1 · 643 PARK AVENUEOpen ↗
Showing 3 of 7 on file for this type