Plumbing System Modifications at 300 Madison Avenue, Manhattan
300 MADISON AVENUE, Manhattan, 10017 · Midtown-Times Square
What was permitted
A plumbing project is underway at 300 Madison Avenue in the Midtown-Times Square neighborhood, involving modifications to the existing systems. Such work is common in older buildings to update or repair essential services.
This permit for plumbing system modifications was issued on July 7, 2026, for 300 Madison Avenue, with an estimated project cost of $63,000. DUO PLUMBING & HTG CORP. is the contractor.
Expect plumbing system modifications at 300 Madison Avenue in Manhattan, with an estimated project cost of $63,000.
What it cost
Issued
July 7, 2026
Expires
October 14, 2026
License
Master Plumber
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Filed by DUO PLUMBING & HTG CORP. · 74 permits across 13 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 | 975956295 |
| Work Permit # | M01381803-I1-PL |
| Job Filing Number | — |
| Work Type | Plumbing |
| Status | Permit Issued |
| Job Description | Modification to Plumbing systems as per plans filed herewith. |
| Floor / Unit | Floor Number(s) 1 through 1 |
| Estimated Cost | $63,000 |
| Approved | June 15, 2026 |
| Issued | July 7, 2026 |
| Expires | October 14, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Not Applicable
Myrna Smith-Lamb