Permit · M01385453-I1NYC DOB NOWRenovation

645 Madison Avenue

Manhattan · NY · 10022

What is permit #M01385453-I1 at 645 Madison Avenue, Manhattan, NY?

645 Madison Avenue in Manhattan, NY has a renovation permit (#M01385453-I1) filed Wednesday, April 29, 2026 by Sentinel Builders, Llc, valued at $700,000. Status: issued.

Issued

Wednesday, April 29, 2026

Filed value

$700,000

Contractor

Sentinel Builders, Llc

County

New York County

Status

issued

§Scope

Work description.

APPLICATION FILED HEREWITH FOR INTERIOR RENOVATIONS for office build out as per plans filed herewith.

§Details on file

What the city recorded.

Neighborhood

Upper East Side-Carnegie Hill

Work type

General Construction

Filing reason

Initial Permit

§Where

Plotted on the map.

§Behind the paywall

Owner contacts & project team.

§Same address

Other permits at this property.

8 other permits at 645 Madison Avenue. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#M01389664-I1RenovationJun 29, 2026· Phoenix Medical Construct· $2,120,000
#M01389664-S3OtherJun 26, 2026· Dependable Mechanical Cor· $120,000
#M01385453-S1PlumbingMay 14, 2026· Advanced Plbg Llc· $50,000
#M01385453-S2RenovationMay 14, 2026· Advanced Plumbing Llc· $25,000

§More like this

More renovation permits in Manhattan.

№ 001

Manhattan, NYPro

Manhattan · NYRenovationM01424477-I1

Infill of lot line windows as indicated on drawings. no change in use, egress or occupancy.

OwnervfpgztJ ZQmhqtmUgTContractorConstruction Managers *

$25,0002dJUL 13

№ 002

Manhattan, NY