Mechanical Systems Work at 2900 Nostrand Avenue, Brooklyn
2900 NOSTRAND AVENUE, Brooklyn, 11229 · Madison
What was permitted
A permit has been issued for the installation of a sub slab depressurization system at 2900 Nostrand Avenue in Brooklyn's Madison neighborhood. This type of system is crucial for managing radon and other soil gases, often installed in new construction or during renovations to ensure indoor air quality.
This mechanical systems project was issued a permit on July 8, 2026. While the project cost is not listed, the work is being managed by NEW YORK MAJOR CONSTRUCTI (GC).
Homeowners in Madison, Brooklyn, can expect mechanical system upgrades like sub slab depressurization to be handled by experienced contractors.
What it cost
Issued
July 8, 2026
Expires
September 28, 2026
License
General Contractor
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Filed by NEW YORK MAJOR CONSTRUCTI · 18 permits across 5 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 | 781987014 |
| Work Permit # | B00740310-Z4-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | INSTALLATION OF A SUB SLAB DEPRESSURIZATION SYSTEM FILED IN CONJUNCTION WITH NB JOB NUMBER B00740310-I1. |
| Floor / Unit | Floor Number(s)-1-SO-1889-B00740310-I1, Floor Number(s)-2-SO-1114-B00740310-I1, Floor Number(s)-3-SO-1687-B00740310-I1, Floor Number(s)-4-SO-6951-B00740310-I1, Floor Number(s)-5-SO-3048-B00740310-I1, |
| Estimated Cost | Not reported |
| Approved | December 9, 2025 |
| Issued | July 8, 2026 |
| Expires | September 28, 2026 |
| BBL | — |
| BIN | — |
Property Owner
MIKEROSE LLC
Igor Vaysman