What was permitted
Residents in the Upper East Side-Carnegie Hill neighborhood might be aware of mechanical work happening within an apartment at 1 East 66th Street. This type of permit is common for interior renovations that involve updating or installing new mechanical systems.
The permit was issued on June 5, 2026, with GDC CONTRACTING LLC (GC) handling the work. The specific cost for this apartment's mechanical upgrades is not detailed in the permit.
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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 | 974279363 |
|---|---|
| Work permit # | M01169560-S1-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | MECHANICAL WORK FOR THE RENOVATIONS OF APT 4D AS PER PLANS FILED HEREWITH. |
| Floor / unit | Floor Number(s) 4 through 4 |
| Estimated cost | Not reported |
| Approved | May 19, 2026 |
| Issued | June 5, 2026 |
| Expires | June 29, 2026 |
| BBL | — |
| BIN | — |
Property owner
Brown Harris Stevens
Alex Balbona
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