Mechanical System Replacement at 621 Mayfair Drive, Brooklyn
621 MAYFAIR DRIVE, BROOKLYN, 11234 · Marine Park-Mill Basin-Bergen Beach
Estimated Project Cost
$0
Mechanical Systems
Issued
April 23, 2026
Expires
August 7, 2026
License
General Contractor
About This Project
Residents in the Marine Park-Mill Basin-Bergen Beach area might be interested in the mechanical system upgrades at 621 Mayfair Drive. This permit covers the replacement of existing gas furnaces and condensing units, a common project for maintaining home comfort and efficiency.
The permit was issued on April 23, 2026, with a project cost of $32,551. TRISTATE MAINTENANCE & SE (GC) is handling the work, which does not alter the building's use, occupancy, or egress, with minor plumbing work to follow under a separate filing.
What This Means For You
A significant mechanical system upgrade, including furnace and condensing unit replacement, was permitted for $32,551 in Marine Park-Mill Basin-Bergen Beach, Brooklyn.
The Business That Did This Work
TRISTATE MAINTENANCE & SE
General Contractor · License #609886
170 21ST AVE
1 permits filed · 1 neighborhoods
Permit Details
| Tracking Number | 331626750 |
| Work Permit # | B01383256-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Filing to replace existing gas furnace and condensing units. Minor plumbing work to be filed subsequently. No change to use, egress or occupancy. |
| Floor / Unit | Floor Number(s) 1 through 1, Open Space |
| Estimated Cost | $32,551 |
| Approved | April 17, 2026 |
| Issued | April 23, 2026 |
| Expires | August 7, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Jewish Board
Evan Zuckerman
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