NYC Permit AlertsBy BuildPermitGuide

Neighborhoods › Midtown South-Flatiron-Union Square

300 Park Avenue South, Manhattan: 13 building jobs on file

Building Identification Number 1016286 · Midtown South-Flatiron-Union Square. Newest first.

Interior renovation: Office renovation work to include partition, ceiling…, est. $149K
Prof Cert QA Review · filed Oct 15, 2026 · est. $149,000
Mechanical/plumbing work: Mechanical modifications on 8th flr. as indicated…, est. $105K
Permit Entire · filed Jul 20, 2026 · est. $105,000
Mechanical/plumbing work: Sprinkler modifications on 8th flr. as indicated on…, est. $8K
Approved · filed Jul 20, 2026 · est. $7,500
Interior renovation: Office renovation work to include partition, ceiling…, est. $217K
Permit Entire · filed Jul 13, 2026 · est. $217,000
Interior renovation: Minor plumbing work related to cvs retail renovation. no…, est. $3K
Approved · filed Jun 24, 2026 · est. $2,500
Interior renovation: Cvs retail space - general interior renovation as per…, est. $358K
Permit Entire · filed Jun 23, 2026 · est. $358,200
Interior renovation: Infill of existing stair opening. provide new structural…, est. $50K
Permit Entire · filed Jun 22, 2026 · est. $50,000
Mechanical/plumbing work: Mechanical modifications (ste 310) as indicated on…, est. $16K
Permit Entire · filed Feb 19, 2026 · est. $16,000
Mechanical/plumbing work: Plumbing modifications as indicated on plans. no…, est. $9K
Permit Entire · filed Feb 19, 2026 · est. $9,000
Mechanical/plumbing work: Modifications to existing sprinkler system and…, est. $15K
Permit Entire · filed Feb 19, 2026 · est. $15,000
Interior renovation: Office renovation work to include partition, ceiling…, est. $320K
Permit Entire · filed Feb 18, 2026 · est. $320,000
Interior renovation: Mechanical modifications in relation to office work as…, est. $22K
Approved · filed Feb 2, 2026 · est. $22,000
Interior renovation: Structural work to include support of new sliding…, est. $15K
LOC Issued · filed Nov 13, 2025 · est. $15,000

Watch this building

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