Mechanical Systems Upgrade at 523 Clinton Street, Brooklyn
523 CLINTON STREET, BROOKLYN, 11231 · Carroll Gardens-Cobble Hill-Gowanus-Red Hook
Estimated Project Cost
$0
Mechanical Systems
Issued
May 21, 2026
Expires
October 18, 2026
License
General Contractor
About This Project
This permit is for mechanical work at 523 Clinton Street in Brooklyn, specifically involving new HVAC ductwork, multi-split heat pumps, exhaust fans, and ventilation. This is part of a larger renovation project.
The permit was issued on May 21, 2026, with an estimated project cost of $30,000. SD 2 INC is the general contractor for this mechanical systems upgrade.
What This Means For You
Homeowners in Carroll Gardens-Cobble Hill-Gowanus-Red Hook can see an example of mechanical system upgrades with an estimated cost of $30,000 for new HVAC installations.
The Business That Did This Work
SD 2 INC
General Contractor · License #613998
261-11 83RD AVENUE
2 permits filed · 2 neighborhoods
Permit Details
| Tracking Number | 219788336 |
| Work Permit # | B01211247-S3-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | MECHANICAL APPLICATION FOR NEW HVAC DUCTWORK, MULTI-SPLIT HEAT PUMPS, EXHAUST FANS AND VENTILATION. IN CONJUNCTION WITH NEW CO APPLICATION #: B01211247-I1. |
| Floor / Unit | Floor Number(s)-1-SO-6459-B01211247-I1, Penthouse-4-SO-3091-B01211247-I1, Floor Number(s)-2-SO-6704-B01211247-I1, Cellar-SO-4907-B01211247-I1, Floor Number(s)-3-SO-4986-B01211247-I1 |
| Estimated Cost | $30,000 |
| Approved | May 20, 2026 |
| Issued | May 21, 2026 |
| Expires | October 18, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Boehm Shai LLC
Iddo Shai
Related Searches
For Homeowners
Compare Pricing
See how this project's cost compares to similar work in your neighborhood.
Compare PricesFor Homeowners
Hire This Business
Interested in similar work? Get connected with the contractor who filed this permit.
For Businesses
Is This Your Work?
Claim this project page to showcase your pricing and attract new clients.