Exhaust Fan Mechanical Work at 400 East 84th Street, Manhattan
400 EAST 84 STREET, MANHATTAN, 10028 · Upper East Side-Yorkville
Estimated Project Cost
$0
Mechanical Systems
Issued
May 21, 2026
Expires
June 5, 2026
License
General Contractor
About This Project
Homeowners on the Upper East Side can see the costs associated with mechanical system upgrades, such as the installation of an exhaust fan. This project at 400 East 84th Street involved mechanical work as per filed plans, with no changes to the building's use, egress, or occupancy.
This permit was issued on May 21, 2026, with an estimated project cost of $150,000. The general contractor for this mechanical work was KEYSTONE BUILDERS GROUP*.
What This Means For You
A significant mechanical system upgrade for an exhaust fan on the Upper East Side cost $150,000, offering insight into similar projects in Manhattan.
The Business That Did This Work
KEYSTONE BUILDERS GROUP*
General Contractor · License #622009
99 POWERHOUSE RD STE 100B
11 permits filed · 2 neighborhoods
Permit Details
| Tracking Number | 827417691 |
| Work Permit # | M01092673-S7-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | EXHAUST FAN MECHANICAL WORK AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY. |
| Floor / Unit | Mezzanine 1 through 2, Roof |
| Estimated Cost | $150,000 |
| Approved | May 8, 2025 |
| Issued | May 21, 2026 |
| Expires | June 5, 2026 |
| BBL | — |
| BIN | — |
Property Owner
400 EAST 84TH STREET ASSOCIATES, L.
ANDREW ORCHULLI
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