Horizontal Enlargement at 108 East 89 Street, Manhattan
108 EAST 89 STREET, MANHATTAN, 10128 · Upper East Side-Carnegie Hill
What was permitted
For homeowners on the Upper East Side considering property expansion, this permit details structural work for a horizontal enlargement. The project involves adding space to the first and second floors of an existing building.
Issued on May 8, 2026, this structural project has an estimated cost of $180,000. ARCHSTONE BUILDERS LLC (GC) is the contractor for this significant building modification.
A horizontal building enlargement on Manhattan's Upper East Side is projected to cost $180,000, indicating the investment in expanding living or commercial space.
What it cost
Issued
May 8, 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
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 194747830 |
| Work Permit # | M01237500-S1-ST |
| Job Filing Number | — |
| Work Type | Structural |
| Status | Permit Issued |
| Job Description | Structural work for horizontal enlargement of 1st and 2nd floor of existing building |
| Floor / Unit | Floor Number(s) 1 through 2 |
| Estimated Cost | $180,000 |
| Approved | May 5, 2026 |
| Issued | May 8, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property Owner
PR
MICHAEL MEZO