108 EAST 89 STREET, MANHATTAN, 10128 · Upper East Side-Carnegie Hill
Homeowners and property owners on Manhattan's Upper East Side can gauge the significant investment involved in building expansions. This permit for 108 East 89th Street details a horizontal enlargement of two floors.
This major general construction project, involving a horizontal enlargement of the 1st and 2nd floors and minor interior work, was issued a permit on June 10, 2026, with a substantial estimated cost of $2,000,096. ARCHSTONE BUILDERS LLC is the general contractor.
A significant horizontal building enlargement project on the Upper East Side at 108 East 89th Street had an estimated cost of over $2 million.
Issued
June 10, 2026
Expires
December 31, 2026
License
General Contractor
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Filed by ARCHSTONE BUILDERS LLC · 40 permits across 14 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 766626674 |
| Work Permit # | M01237500-I1-GC |
| Job Filing Number | — |
| Work Type | General Construction |
| Status | Permit Issued |
| Job Description | Horizontal enlargement of 1st and 2nd floors of existing building with minor interior work in adjacent spaces as shown on plans. Upgrading building to 1968 code construction classification I-A. |
| Floor / Unit | Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 2 |
| Estimated Cost | $2,000,096 |
| Approved | June 4, 2026 |
| Issued |
PR
MICHAEL MEZO
| June 10, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
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