Mechanical Systems Work at 600 Madison Avenue, Manhattan
600 MADISON AVENUE, MANHATTAN, 10022 · Midtown-Times Square
What was permitted
This permit is for minor demolition of the HVAC system on the 5th through 10th floors at 600 Madison Avenue in Manhattan's Midtown-Times Square neighborhood. The work is being done according to approved plans and does not alter the building's use, egress, or occupancy.
Issued on June 17, 2026, the estimated project cost for this mechanical systems work is $140,995.20. ARCHSTONE BUILDERS LLC is the general contractor for this project.
For significant HVAC system upgrades or demolitions in Midtown-Times Square, like the one at 600 Madison Avenue, expect project costs to be around $141,000.
What it cost
Issued
June 17, 2026
Expires
December 31, 2026
License
General Contractor
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Filed by ARCHSTONE BUILDERS LLC · 40 permits across 14 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 922056250 |
| Work Permit # | M01411507-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Minor demolition of the HVAC system on the 5th thru 10th floors as per plans. No change to use, egress or occupancy. |
| Floor / Unit | Floor Number(s) 5 through 10 |
| Estimated Cost | $140,995 |
| Approved | June 16, 2026 |
| Issued | June 17, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property Owner
600 PARTNERS CO., L.P.
600 PARTNERS CO , L.P.