Mechanical Duct Work at 45 Rockefeller Plaza, Manhattan
45 ROCKEFELLER PLAZA, MANHATTAN, 10020 · Midtown-Times Square
Estimated Project Cost
$0
Mechanical Systems
Issued
May 27, 2026
Expires
June 29, 2026
License
General Contractor
About This Project
This permit details mechanical duct work being performed on the 27th floor of a prominent Manhattan building. The scope of work specifically excludes the installation of new units, focusing solely on the ducting infrastructure.
Issued on May 27, 2026, this project has an estimated cost of $200,000. J.A. JENNINGS, INC is the General Contractor responsible for this mechanical systems upgrade.
What This Means For You
Businesses in Midtown-Times Square can note the $200,000 estimated cost for significant mechanical duct work in a commercial building.
The Business That Did This Work
J.A. JENNINGS, INC
General Contractor · License #034995
211 EAST 43RD STREET STE 1400
15 permits filed · 3 neighborhoods
Permit Details
| Tracking Number | 987210853 |
| Work Permit # | M01374550-S1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | MECHANICAL DUCT WORK ON 27TH FLOOR - NO INSTALLATION OF UNITS. |
| Floor / Unit | Floor Number(s) 027 through 027 |
| Estimated Cost | $200,000 |
| Approved | March 30, 2026 |
| Issued | May 27, 2026 |
| Expires | June 29, 2026 |
| BBL | — |
| BIN | — |
Property Owner
TISHMAN SPEYER
Justine Wood
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