NYC Permit AlertsBy BuildPermitGuide

Neighborhoods › Greenpoint

123 Guernsey Street, Brooklyn: 5 building jobs on file

Building Identification Number 3065515 · Greenpoint. Newest first.

Mechanical/plumbing work: Mh worktype inconjunction with application…, est. $3K
Objections · filed Aug 12, 2026 · est. $2,500
Interior renovation: Plumbing work for apt# 4b. replace kitchen sink, new…, est. $24K
Permit Entire · filed May 20, 2026 · est. $24,000
Enlargement, est. $10K
LOC Issued · filed May 20, 2026 · est. $10,000
Interior renovation: Interior renovation of apt 4b, est. $43K
Approved · filed May 19, 2026 · est. $42,640
Interior renovation: Existing 4 story multi-family building with interior…, est. $27K
Approved · filed Oct 23, 2025 · est. $27,040

Watch this building

A watch on this address catches every job filed in the building, whatever the distance.