Mechanical Systems Upgrade at 7 East 81st Street, Manhattan
7 EAST 81 STREET, MANHATTAN, 10028 · Upper East Side-Carnegie Hill
Estimated Project Cost
$0
Mechanical Systems
Issued
April 24, 2026
Expires
September 16, 2026
License
General Contractor
About This Project
This permit details significant mechanical system upgrades for a property on East 81st Street in Manhattan. The work involves transforming a four-family dwelling into a single-family home, with installations planned across multiple floors and the roof.
The permit was issued on April 24, 2026, with an estimated project cost of $550,005. THINK CONSTRUCTION LLC is listed as the General Contractor for this extensive mechanical renovation.
What This Means For You
Homeowners on the Upper East Side can expect substantial mechanical system work, with this project costing over half a million dollars for a dwelling conversion.
The Business That Did This Work
THINK CONSTRUCTION LLC
General Contractor · License #603521
270 COURT STREET, FLOOR 5
3 permits filed · 2 neighborhoods
Permit Details
| Tracking Number | 307931521 |
| Work Permit # | M00334084-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Installation of mechanical units in an Existing 4 Family multiple dwelling to a single family dwelling on the CELLAR, BASEMENT, 1st thru 4th floors, and ROOF. New Certificate of Occupancy to be obtained. |
| Floor / Unit | Basement/Sub-basement, Cellar, Floor Number(s) 001 through 004, Roof |
| Estimated Cost | $550,005 |
| Approved | June 11, 2020 |
| Issued | April 24, 2026 |
| Expires | September 16, 2026 |
| BBL | — |
| BIN | — |
Property Owner
PR
CATERINA HEIL
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