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Neighborhoods › Chelsea-Hudson Yards

441 9 Avenue, Manhattan: 15 building jobs on file

Building Identification Number 1012860 · Chelsea-Hudson Yards. Newest first.

Interior renovation: Filing for removal of convenience stair and infill of…, est. $200K
Approved · filed Oct 5, 2026 · est. $200,000
Interior renovation: Structural modifications for removal of convenience…, est. $200K
Approved · filed Oct 5, 2026 · est. $200,000
Mechanical/plumbing work: Sprinkler modifications associated with convenience…, est. $15K
Approved · filed Oct 5, 2026 · est. $15,000
Mechanical/plumbing work: Removal and installation of ductwork, diffusers…, est. $48K
Permit Entire · filed Aug 26, 2026 · est. $47,800
Mechanical/plumbing work: Modification of the existing sprinkler system as per…, est. $4K
Permit Entire · filed Aug 26, 2026 · est. $4,137
Interior renovation: Interior renovation, non-bearing partitions, flooring…, est. $185K
Permit Entire · filed Aug 25, 2026 · est. $185,400
Interior renovation: Filing to address fdny violation, registration of hood…, est. $30K
Permit Entire · filed Jul 21, 2026 · est. $30,000
Mechanical/plumbing work: Removal and installation of ductwork, diffusers…, est. $83K
Permit Entire · filed May 26, 2026 · est. $82,700
Mechanical/plumbing work: Modification of the existing sprinkler system as…, est. $14K
Permit Entire · filed May 26, 2026 · est. $13,700
Interior renovation: Removal and installation of walls, doors, floor…, est. $141K
Permit Entire · filed May 21, 2026 · est. $140,769
No Work
Approved · filed Apr 28, 2026 · est. not stated
Interior renovation: Installation of new structural steel members due to the…, est. $70K
Permit Entire · filed Apr 15, 2026 · est. $70,000
Interior renovation: Removal of all walls, floor finishes, ceiling lighting…, est. $107K
Permit Entire · filed Apr 2, 2026 · est. $107,000
Interior renovation: Removal of existing convenience stair between the 5th…, est. $400K
Permit Entire · filed Mar 29, 2026 · est. $400,000
Mechanical/plumbing work: Modification of existing sprinkler system. no…, est. $30K
Permit Entire · filed Mar 29, 2026 · est. $30,000

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