What was permitted
This permit covers mechanical modifications as part of the Mount Sinai - Hess Data Center Chilled Water Expansion Project, Phase 2. The work is taking place on multiple floors, including the 1st, 3rd, 9th, 11th, and 11th floor mezzanine.
The permit was issued on March 26, 2026, with a project cost of $5,000,000. The contractor is AMF MECHANICAL SYSTEMS CO.
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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 | 254852467 |
|---|---|
| Work permit # | M01252416-I1-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | Mount Sinai - Hess Data Center Chilled Water Expansion Project Phase 2 - Mechanical modifications on 1st, 3rd, 9th, 11th, and 11th Floor Mezzanine as shown on plans filed herewith. No change in egress, occupancy or use. |
| Floor / unit | Floor Number(s) 001 through 001, Floor Number(s) 003 through 003, Floor Number(s) 009 through 009, Floor Number(s) 011 through 011, Mezzanine 011 through 011 |
| Estimated cost | $5,000,000 |
| Approved | October 28, 2025 |
| Issued | March 26, 2026 |
| Expires | October 31, 2026 |
| BBL | — |
| BIN | — |
Property owner
Mount Sinai Health System
Colin Barrett
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