Mechanical Systems Modifications at 1470 Madison Avenue
1470 MADISON AVENUE, MANHATTAN, 10029 · East Harlem (South)
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.
This permit indicates significant upgrades to the building's mechanical systems, likely related to the data center's expansion.
What it cost
Issued
March 26, 2026
Expires
October 31, 2026
License
General Contractor
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Filed by AMF MECHANICAL SYSTEMS CO · 1 permits across 1 neighborhood
View the official permit record
Tracking number, work description, cost, and dates
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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