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StructuralManhattanPermit issued

Structural Enlargement at 809 Madison Avenue, Manhattan

809 MADISON AVENUE, Manhattan, 10065 · Upper East Side-Carnegie Hill

Winston

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Reported project cost

$3,955,752

As declared on the permit filing. Structural.

Issued
September 21, 2026
Expires
February 12, 2027
License
General Contractor

What was permitted

This permit details significant structural work involving both horizontal and vertical enlargement of a property located on Madison Avenue in Manhattan's Upper East Side-Carnegie Hill neighborhood. Homeowners and property managers can use this information to understand the scope of major building modifications.

The permit for this extensive structural project was issued on September 21, 2026, with an estimated project cost of $3,955,752. CM AND ASSOCIATES CONST is listed as the General Contractor for this development.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number877556192
Work permit #M01262427-S2-ST
Job filing number—
Work typeStructural
StatusPermit Issued
Job descriptionDevHUB Consultation 7.18.2025 @2pm. Application filed for structural work associated with horizontal and vertical enlargement.
Floor / unitCellar, Floor Number(s) 1 through 14, Roof
Estimated cost$3,955,752
ApprovedSeptember 15, 2026
IssuedSeptember 21, 2026
ExpiresFebruary 12, 2027
BBL—
BIN—

Property owner

Macklowe Properties

Simone Sarcona

Related searches

structural workbuilding enlargementUpper East Side-Carnegie HillManhattanNYC building permit$3M+ project cost