Mechanical Systems for Building Conversion at 29 West 35th Street, Manhattan
29 WEST 35 STREET, Manhattan, 10001 · Midtown-Times Square
What was permitted
This permit is for significant mechanical modifications at 29 West 35th Street in Manhattan's Midtown-Times Square neighborhood. The work is associated with the conversion of an existing 12-story commercial building into a mixed-use commercial and residential space.
The estimated cost for these mechanical system upgrades is $2,024,929.2, with the permit issued on July 13, 2026. ARCHSTONE BUILDERS LLC is the general contractor for this extensive conversion project.
Major building conversions in Midtown-Times Square, like this one, involve substantial mechanical system upgrades, with costs potentially exceeding $2 million.
What it cost
Issued
July 13, 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 | 639747657 |
| Work Permit # | M01332585-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | mechanical modifications associated with alt-co M01328972 for conversion of existing commercial 12-storey commercial building to mixed-use commercial and residential use on floors Cel, 1-12 and roof as per plans filed herewith. |
| Floor / Unit | Cellar, Floor Number(s) 1 through 12, Roof |
| Estimated Cost | $2,024,929 |
| Approved | June 18, 2026 |
| Issued | July 13, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property Owner
CARLTON HOUSE
MARTY BURGER