What was permitted
This project involved significant structural changes to an existing building, including framing new openings for stairs and mechanical, electrical, and plumbing (MEP) systems. Existing openings for these services were also infilled, and dunnage was installed for new mechanical equipment.
The permit for these structural modifications was issued on August 26, 2026, with an estimated project cost of $633,211.92. SKANSKA USA BUILDING, INC. is listed as the contractor.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 264973861 |
|---|---|
| Work permit # | M01310628-I1-ST |
| Job filing number | — |
| Work type | Structural |
| Status | Permit Issued |
| Job description | Structural modifications as per plans filed herewith. Frame out new stair and MEP openings. Infill existing stair and MEP openings. Dunnage for new mechanical equipment. No change of use, occupancy or egress. |
| Floor / unit | Floor Number(s) 001 through 010 |
| Estimated cost | $633,212 |
| Approved | January 20, 2026 |
| Issued | August 26, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property owner
Columbia University - Manhattanvill
Hany Ayoub
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