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General ConstructionManhattanPermit issued

Apartment Renovation at 21 Claremont Avenue, Manhattan

21 CLAREMONT AVENUE, Manhattan, 10027 · Morningside Heights

Winston

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Reported project cost

$337,375

As declared on the permit filing. General Construction.

Issued
May 20, 2026
Expires
October 4, 2026
License
General Contractor

What was permitted

This permit is for an interior renovation of apartment unit 32 at 21 Claremont Avenue in Manhattan's Morningside Heights neighborhood. The scope includes non-structural demolition, followed by the installation of new partitions, ceilings, lighting, and finishes.

The permit was issued on May 20, 2026, with an estimated project cost of $337,375. APOLON CONSTRUCTION CORP is the General Contractor overseeing this interior renovation.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number509241371
Work permit #M01292461-I1-GC
Job filing number—
Work typeGeneral Construction
StatusPermit Issued
Job descriptionINTERIOR RENOVATION TO APARTMENT UNIT 32, 43 NON STRUCTURAL DEMOLITION. INSTALLATION OF NEW PARTITIONS CEILING, LIGHTING AND FINISHES. NO CHANGE TO USE, EGRESS OR OCCUPANCY. NO WORK TO WINDOWS AND FAADE
Floor / unitFloor Number(s) 3 through 4
Estimated cost$337,375
ApprovedOctober 1, 2025
IssuedMay 20, 2026
ExpiresOctober 4, 2026
BBL—
BIN—

Property owner

Trustees of Columbia University

Diego Rivera

Related searches

interior renovationMorningside HeightsNew York Citygeneral constructionapartment remodelManhattan