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Mechanical SystemsManhattanPermit issued

Mechanical Systems Upgrade at 345 Park Avenue, Manhattan

345 PARK AVENUE, Manhattan, 10022 · East Midtown-Turtle Bay

Winston

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Reported project cost

$4,670,900

As declared on the permit filing. Mechanical Systems.

Issued
September 15, 2026
Expires
December 31, 2026
License
General Contractor

What was permitted

Extensive mechanical work is planned for the building at 345 Park Avenue in Manhattan's East Midtown-Turtle Bay neighborhood. This type of project often involves upgrades to HVAC, plumbing, or electrical systems within a commercial property.

This permit was issued on September 15, 2026, with a significant estimated project cost of $4,670,900. STRUCTURE TONE, LLC is the general contractor responsible for this mechanical systems upgrade.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number651053419
Work permit #M01439081-S1-MS
Job filing number—
Work typeMechanical Systems
StatusPermit Issued
Job descriptionMechanical work as shown on plans filed herewith. No change in use egress or occupancy.
Floor / unitCellar, Floor Number(s) 22 through 23
Estimated cost$4,670,900
ApprovedSeptember 2, 2026
IssuedSeptember 15, 2026
ExpiresDecember 31, 2026
BBL—
BIN—

Property owner

Rudin Management CO INC

Richard Concannon

Related searches

mechanical systemsHVACplumbingelectricalEast Midtown-Turtle BayManhattanNew York City$4,670,900 project cost