300 JAY STREET Construction Projects
6 permit-backed projects at 300 JAY STREET, Brooklyn, New York City. Review project history, reported costs, and businesses associated with this address.
- 6
- projects on record
- 4
- businesses
- $6,700 – $2.1M
- reported price range
Winston
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Reported project costs at 300 JAY STREET
Reported costs from real permit filings, not estimates.
Mechanical Systems Work at 300 Jay Street, Brooklyn
Mechanical Systems · Downtown Brooklyn-DUMBO-Boerum Hill · Oct 14, 2026
$175,624
Mechanical System Upgrade at 300 Jay Street, Brooklyn
Mechanical Systems · Downtown Brooklyn-DUMBO-Boerum Hill · Sep 23, 2026
$98,747
Antenna Work at 300 Jay Street, Brooklyn
Antenna · Downtown Brooklyn-DUMBO-Boerum Hill · Aug 17, 2026
$6,700
3 more priced projects in 300 JAY STREET
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