Mechanical Systems Work at 1840 Lexington Avenue, Manhattan
1840 LEXINGTON AVENUE, MANHATTAN, 10029 · East Harlem (North)
Estimated Project Cost
$0
Mechanical Systems
Issued
May 29, 2026
Expires
August 5, 2026
License
General Contractor
About This Project
This permit covers general construction and mechanical work related to a significant boiler replacement project in East Harlem. The scope includes modifications to an existing tank room to accommodate new hot water heaters and a new chimney liner.
Issued on May 29, 2026, the estimated project cost for this extensive mechanical upgrade is $833,541. KORDUN CONSTRUCTION CORP is listed as the general contractor for this project.
What This Means For You
For those in East Harlem considering major building system upgrades, this permit shows a boiler replacement project with an estimated cost exceeding $800,000.
The Business That Did This Work
KORDUN CONSTRUCTION CORP
General Contractor · License #016852
69-43 76TH STREET
65 permits filed · 7 neighborhoods
Permit Details
| Tracking Number | 105108252 |
| Work Permit # | M00460158-I1-GC |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | General construction and mechanical related work in conjunction w/ Boiler replacement. Modification to existing tank room to accommodate installation of new hot water heaters for heating and new chimney steel liner inside of an existing masonry chimney. |
| Floor / Unit | Cellar |
| Estimated Cost | $833,541 |
| Approved | August 12, 2021 |
| Issued | May 29, 2026 |
| Expires | August 5, 2026 |
| BBL | — |
| BIN | — |
Property Owner
NYCHA
OLIVER OSTERWIND
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