Permit · M01382766-I1NYC DOB NOWHVAC

51 Madison Avenue

Manhattan · NY · 10010

What is permit #M01382766-I1 at 51 Madison Avenue, Manhattan, NY?

51 Madison Avenue in Manhattan, NY has a hvac permit (#M01382766-I1) filed Thursday, May 21, 2026 by Jt Magen & Company Inc, valued at $383,160. Status: issued.

Issued

Thursday, May 21, 2026

Filed value

$383,160

Contractor

Jt Magen & Company Inc

County

New York County

Status

issued

§Scope

Work description.

Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.

§Details on file

What the city recorded.

Neighborhood

Midtown South-Flatiron-Union Square

Work type

Mechanical Systems

Filing reason

Initial Permit

§Where

Plotted on the map.

§Behind the paywall

Owner contacts & project team.

§Same address

Other permits at this property.

1 other permit at 51 Madison Avenue. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#M01382752-I1DemolitionMay 26, 2026· Jt Magen & Company Inc· $613,544

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