Building permitNew York CityPermit Entire

645 Madison Avenue Manhattan

Alteration permit in New York City, issued June 29, 2026. Permit #M01389664-I1.

$2.1M
DECLARED VALUE
Permit Entire
STATUS
June 29, 2026
ISSUED
June 19, 2026
FILED

Permit details

Permit numberM01389664-I1
Address645 Madison Avenue Manhattan, 10022
Permit typeAlteration
Work descriptionFloor: Floor Number(s) 004 through 004
ApplicantWalter Ksiazak

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Source: New York City official permit records (New York City Department of Buildings (DOB)), retrieved by The Permit Sheet. Verify current status with the issuing department via DOB NOW Public Portal before relying on it.