Mechanical SystemsManhattanPermit Issued

HVAC System Modifications at 745 FIFTH AVENUE, Manhattan

745 FIFTH AVENUE, Manhattan, 10151 · Midtown-Times Square

1

What was permitted

Homeowners and neighbors in Midtown-Times Square can see the costs associated with commercial building upgrades. This permit covers modifications to the existing HVAC system on two floors of a building at 745 FIFTH AVENUE.

The permit for this mechanical systems project was issued on July 8, 2026, with an estimated project cost of $371,429.12. GANNON CONTRACTING LLC is listed as the general contractor for this work.

Commercial HVAC upgrades in Midtown-Times Square can be a significant investment, with this project costing over $370,000.

2

What it cost

$371,429reported on this filing

Issued

July 8, 2026

Expires

December 31, 2026

License

General Contractor

3

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Filed by GANNON CONTRACTING LLC · 11 permits across 2 neighborhoods

View the official permit record

Tracking number, work description, cost, and dates

+
Tracking Number458953951
Work Permit #M01408067-I1-MS
Job Filing Number
Work TypeMechanical Systems
StatusPermit Issued
Job DescriptionModifications to the existing HVAC system on the 18th and 21st floors as per plans. No change to use, egress or occupancy.
Floor / UnitFloor Number(s) 18 through 18, Floor Number(s) 21 through 21
Estimated Cost$371,429
ApprovedJuly 8, 2026
IssuedJuly 8, 2026
ExpiresDecember 31, 2026
BBL
BIN

Property Owner

PARAMOUNT GROUP

KAITLIN KILIAN

Related Searches

HVACMechanical SystemsMidtown-Times SquareManhattanNew York CityCommercial Construction$371,429