712 FIFTH AVENUE, MANHATTAN, 10019 · Midtown-Times Square
Significant HVAC system upgrades are in progress at 712 Fifth Avenue in Manhattan's Midtown-Times Square neighborhood. The work involves modifications to the existing system on the 19th floor, specifically designated as the Marketing Floor 21.
This permit, issued on June 11, 2026, reflects an estimated project cost of $133,000 for these mechanical system changes. PHASE 3 INTERIORS LLC (GC) is the contractor undertaking this project.
A substantial $133,000 HVAC modification project is underway at 712 Fifth Avenue in Midtown-Times Square, impacting the building's climate control systems.
Issued
June 11, 2026
Expires
September 30, 2026
License
General Contractor
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Filed by PHASE 3 INTERIORS LLC · 31 permits across 7 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 634930249 |
| Work Permit # | M01399877-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Modifications to the existing HVAC system on the 19th Floor (Marketing Floor 21) as per plans. No change to use, egress or occupancy.. |
| Floor / Unit | Floor Number(s) 19 through 19 |
| Estimated Cost | $133,000 |
| Approved | June 9, 2026 |
| Issued | June 11, 2026 |
PARAMOUNT GROUP
CARLA ROONEY
| Expires | September 30, 2026 |
| BBL | — |
| BIN | — |
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