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Mechanical SystemsManhattanPermit issued

Mechanical Systems Work at 485 Lexington Avenue, Manhattan

485 LEXINGTON AVENUE, Manhattan, 10017 · East Midtown-Turtle Bay

Winston

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Reported project cost

$1,436,417

As declared on the permit filing. Mechanical Systems.

Issued
June 23, 2026
Expires
January 1, 2027
License
General Contractor

What was permitted

Significant upgrades to mechanical systems, specifically HVAC, are underway in East Midtown-Turtle Bay. This project involves modifications to an existing system on the 9th floor of a commercial building.

The permit for these HVAC modifications was issued on June 23, 2026, with a substantial estimated project cost of $1,436,416.5. GILBANE BUILDING COMPANY is the General Contractor.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number101677814
Work permit #M01227374-I1-MS
Job filing number—
Work typeMechanical Systems
StatusPermit Issued
Job descriptionModifications to the existing HVAC system on the 9th floor as per plans. No change to use, egress or occupancy.
Floor / unitFloor Number(s) 9 through 9
Estimated cost$1,436,417
ApprovedJune 27, 2025
IssuedJune 23, 2026
ExpiresJanuary 1, 2027
BBL—
BIN—

Property owner

Sl Green Realty CORP

Gianna Pilalis

Related searches

mechanical systemsHVACEast Midtown-Turtle BayManhattancommercial renovation$1.4M