Neighborhoods › Midtown South-Flatiron-Union Square

350 Fifth Avenue, Manhattan: 87 building jobs on file

Building Identification Number 1015862 · Midtown South-Flatiron-Union Square. Newest first.

No Work: Lecture hall for linkedin

Chief Plan Examiner/ Assistant Chief Plan Examiner Review · filed Oct 14, 2026 · est. not stated

Mechanical/plumbing work: Sprinkler modifications taking place on the 24th…, est. $374K

Approved · filed Sep 15, 2026 · est. $373,800

Interior renovation: General construction taking place on the 71st floor as…, est. $3.3M

Approved · filed Aug 30, 2026 · est. $3,291,555

Mechanical/plumbing work: Sprinkler work on the 3rd floor as plans filed…, est. $140K

Approved · filed Aug 27, 2026 · est. $139,999

Sign or curb cut: Illuminated non-advertising accessory wall sign approved…, est. $1K

Permit Entire · filed Aug 24, 2026 · est. $1,000

Sign or curb cut: Interior illuminated non-advertising accessory hanging sign…, est. $2K

Permit Entire · filed Aug 24, 2026 · est. $1,600

Interior renovation: General construction from the 33rd to the 35th floors…, est. $1.2M

Permit Entire · filed Aug 11, 2026 · est. $1,196,755

Interior renovation: General construction for louvers on the 34th fl as plans…, est. $15K

Permit Entire · filed Aug 11, 2026 · est. $15,000

Mechanical/plumbing work: Mechanical work from the 33rd to the 35th floor as…, est. $300K

Permit Entire · filed Aug 6, 2026 · est. $300,000

Mechanical/plumbing work: Plumbing work from the 33rd to the 35th floors as…, est. $150K

Approved · filed Aug 6, 2026 · est. $150,000

Mechanical/plumbing work: Sprinkler work from the 33rd to the 35th floor as…, est. $150K

Approved · filed Aug 6, 2026 · est. $150,003

Mechanical/plumbing work: Standpipe work from the 33rd floor to the 35th…, est. $24K

Approved · filed Aug 6, 2026 · est. $24,000

Interior renovation: General construction taking place on the 70th floor as…, est. $39K

Permit Entire · filed Aug 2, 2026 · est. $39,210

Mechanical/plumbing work: Mechanical work taking place on the 70th floor as…, est. $5K

Permit Entire · filed Aug 1, 2026 · est. $4,570

Mechanical/plumbing work: Sprinkler modifications taking place on 24th floor…, est. $55K

Approved · filed Jul 20, 2026 · est. $55,043

No Work: Lecture hall for linkedin

TA Certificate of Operation Issued · filed Jul 1, 2026 · est. not stated

Interior renovation: General construction on the 32nd floor as plans filed…, est. $4.2M

Approved · filed Jun 29, 2026 · est. $4,200,000

Mechanical/plumbing work: Mechanical modifications taking place on 5th fl as…, est. $43K

Approved · filed Jun 24, 2026 · est. $43,020

Mechanical/plumbing work: Sprinkler modifications taking place on 5th floor as…, est. $9K

Approved · filed Jun 24, 2026 · est. $9,300

No Work

Plan Examiner Review · filed May 21, 2026 · est. not stated

Mechanical/plumbing work: Standpipe work on the 32nd floor as plans filed…, est. $8K

Permit Entire · filed Apr 26, 2026 · est. $7,553

Mechanical/plumbing work: Sprinkler work on the 1st floor and cellar as plans…, est. $15K

Approved · filed Apr 21, 2026 · est. $14,999

Interior renovation: Structural modifications taking place on the 38th and…, est. $35K

Permit Entire · filed Mar 31, 2026 · est. $35,000

Interior renovation: General construction louver work taking place on the…, est. $10K

Approved · filed Mar 18, 2026 · est. $10,000

Interior renovation: General construction from the 56 thru the 58th floor as…, est. $5.9M

Permit Entire · filed Mar 16, 2026 · est. $5,940,480

Mechanical/plumbing work: Mechanical work from the 56th to the 58th floor as…, est. $210K

Permit Entire · filed Mar 16, 2026 · est. $210,336

Mechanical/plumbing work: Plumbing work from the 56 to the 58th floors as…, est. $103K

Permit Entire · filed Mar 16, 2026 · est. $102,500

Mechanical/plumbing work: Sprinkler work from the 56th to the 58th floor as…, est. $62K

Permit Entire · filed Mar 16, 2026 · est. $62,499

Interior renovation: General construction on the 3rd floor as plans filed…, est. $4.9M

Permit Entire · filed Mar 16, 2026 · est. $4,902,925

Mechanical/plumbing work: Mechanical work on the 3rd floor as plans filed…, est. $922K

Permit Entire · filed Mar 16, 2026 · est. $921,535

Mechanical/plumbing work: Plumbing work on the 3rd floor as plans filed…, est. $123K

LOC Issued · filed Mar 16, 2026 · est. $123,085

Mechanical/plumbing work: Sprinkler work on the 3rd floor as plans filed…, est. $140K

LOC Issued · filed Mar 16, 2026 · est. $139,999

Interior renovation: General construction taking place on the 40th floor as…, est. $2.5M

Permit Entire · filed Mar 12, 2026 · est. $2,500,000

Interior renovation: General construction louver work taking place on the…, est. $10K

Permit Entire · filed Mar 12, 2026 · est. $10,000

Interior renovation: General construction taking place on the 38th and 39th…, est. $600K

Permit Entire · filed Mar 12, 2026 · est. $600,000

Interior renovation: General construction louver work taking place on the…, est. $10K

Permit Entire · filed Mar 12, 2026 · est. $10,000

Interior renovation: General construction on the cellar (concourse marketing…, est. $300K

Permit Entire · filed Mar 11, 2026 · est. $299,964

Mechanical/plumbing work: Mechanical work in the cellar (concourse marketing…, est. $100K

Permit Entire · filed Mar 11, 2026 · est. $100,000

Mechanical/plumbing work: Plumbing work in the cellar (concourse marketing…, est. $50K

Permit Entire · filed Mar 11, 2026 · est. $50,000

Mechanical/plumbing work: Sprinkler work in the cellar (concourse marketing…, est. $25K

Approved · filed Mar 11, 2026 · est. $25,000

Mechanical/plumbing work: Mechanical work on the 78th and 79th floors as…, est. $500K

Approved · filed Mar 10, 2026 · est. $500,000

Mechanical/plumbing work: Mechanical modifications to the 78th and 79th…, est. $750K

Approved · filed Mar 10, 2026 · est. $750,000

Mechanical/plumbing work: Mechanical modifications taking place on the 40th…, est. $675K

Permit Entire · filed Mar 9, 2026 · est. $675,000

Mechanical/plumbing work: Plumbing modifications taking place on the 40th…, est. $100K

Permit Entire · filed Mar 9, 2026 · est. $100,000

Mechanical/plumbing work: Sprinkler modifications taking place on the 40th…, est. $145K

Permit Entire · filed Mar 9, 2026 · est. $145,000

Mechanical/plumbing work: Mechanical modifications taking place on the 39th…, est. $100K

Permit Entire · filed Mar 8, 2026 · est. $100,000

Mechanical/plumbing work: Plumbing modifications taking place on the 39th…, est. $50K

Permit Entire · filed Mar 8, 2026 · est. $50,000

Mechanical/plumbing work: Sprinkler modifications taking place on the 39th…, est. $30K

Permit Entire · filed Mar 8, 2026 · est. $30,000

Interior renovation: General construction taking place on the 23rd floor as…, est. $750K

Approved · filed Mar 2, 2026 · est. $750,000

Mechanical/plumbing work: Mechanical modifications taking place on the 23rd…, est. $25K

Approved · filed Mar 2, 2026 · est. $25,000

Mechanical/plumbing work: Plumbing modifications taking place on the 23rd…, est. $15K

Approved · filed Mar 2, 2026 · est. $15,000

Mechanical/plumbing work: Sprinkler modifications taking place on the 23rd…, est. $10K

Approved · filed Mar 2, 2026 · est. $10,000

Interior renovation: General construction taking place on the 1st floor as…, est. $35K

Permit Entire · filed Feb 18, 2026 · est. $34,513

Interior renovation: General construction louver work taking place on floors…, est. $20K

Permit Entire · filed Feb 11, 2026 · est. $20,000

Mechanical/plumbing work: Mechanical modifications taking place on floors 11…, est. $23K

Permit Entire · filed Feb 11, 2026 · est. $22,500

Mechanical/plumbing work: Plumbing modifications taking place on the floors…, est. $15K

Permit Entire · filed Feb 11, 2026 · est. $15,000

Mechanical/plumbing work: Sprinkler modifications taking place on floors 11…, est. $75K

Permit Entire · filed Feb 11, 2026 · est. $75,000

Interior renovation: General construction taking place on floors 11, 12 and…, est. $1.4M

Permit Entire · filed Feb 9, 2026 · est. $1,350,000

Mechanical/plumbing work: Plumbing modifications taking place on the 1st…, est. $43K

Permit Entire · filed Feb 8, 2026 · est. $43,450

Interior renovation: General construction on the 3rd floor as plans filed…, est. $104K

Permit Entire · filed Feb 3, 2026 · est. $104,416

Mechanical/plumbing work: Mechanical work on the 3rd floor as plans filed…, est. $15K

LOC Issued · filed Feb 3, 2026 · est. $15,000

Mechanical/plumbing work: Plumbing work on the 3rd floor as plans filed…, est. $5K

LOC Issued · filed Feb 3, 2026 · est. $5,000

Mechanical/plumbing work: Sprinkler work on the 3rd floor as plans filed…, est. $5K

LOC Issued · filed Feb 3, 2026 · est. $5,000

Interior renovation: General construction on the 64th floor as plans filed…, est. $274K

Permit Entire · filed Jan 26, 2026 · est. $273,836

Mechanical/plumbing work: Mechanical work on the 64th floor as plans filed…, est. $50K

Permit Entire · filed Jan 26, 2026 · est. $49,500

Interior renovation: Structural work on the 1st floor as per plans filed…, est. $25K

Approved · filed Jan 21, 2026 · est. $25,000

Interior renovation: Replacement of existing louver on the 81st floor in an…, est. $15K

Permit Entire · filed Jan 21, 2026 · est. $15,000

Mechanical/plumbing work: Replacement of louver on the 81st floor. no change…, est. $15K

Approved · filed Jan 21, 2026 · est. $15,000

Interior renovation: General construction on the 1st and 2nd floor and…, est. $300K

Approved · filed Jan 20, 2026 · est. $300,000

Mechanical/plumbing work: Plumbing work on the 62nd floor as plans filed…, est. $17K

Approved · filed Jan 8, 2026 · est. $17,000

Interior renovation: General construction taking place on the 66th floor as…, est. $359K

LOC Issued · filed Nov 30, 2025 · est. $359,478

Interior renovation: General construction taking place on the 43rd floor as…, est. $350K

Permit Entire · filed Nov 11, 2025 · est. $350,064

Mechanical/plumbing work: Mechanical modifications taking place on the 43rd…, est. $350K

Permit Entire · filed Nov 11, 2025 · est. $350,064

Mechanical/plumbing work: Plumbing modifications taking place on the 43rd…, est. $70K

Permit Entire · filed Nov 11, 2025 · est. $70,100

Mechanical/plumbing work: Sprinkler modifications taking place on the 43rd…, est. $45K

Permit Entire · filed Nov 11, 2025 · est. $45,100

Mechanical/plumbing work: Plumbing modifications taking place on the 49th…, est. $36K

LOC Issued · filed Nov 6, 2025 · est. $36,000

Mechanical/plumbing work: Sprinkler modifications taking place on the 49th…, est. $23K

LOC Issued · filed Nov 6, 2025 · est. $22,505

Mechanical/plumbing work: Mechanical modifications taking place on the 71st…, est. $455K

LOC Issued · filed Nov 6, 2025 · est. $455,274

Mechanical/plumbing work: Plumbing modifications taking place on the 71st…, est. $160K

LOC Issued · filed Nov 6, 2025 · est. $159,900

Mechanical/plumbing work: Sprinkler modifications taking place on the 71st…, est. $68K

LOC Issued · filed Nov 6, 2025 · est. $68,138

Interior renovation: General construction taking place on the 49th floor as…, est. $768K

LOC Issued · filed Nov 3, 2025 · est. $768,326

Interior renovation: General construction taking place on the 71st floor as…, est. $3.3M

LOC Issued · filed Nov 3, 2025 · est. $3,291,555

Interior renovation: General construction louver work taking place on the…, est. $13K

LOC Issued · filed Nov 3, 2025 · est. $13,001

Interior renovation: Structural work on the 10th and 11th floors as plans…, est. $150K

Approved · filed Oct 27, 2025 · est. $150,000

Mechanical/plumbing work: Mechanical modifications taking place on the 5th…, est. $95K

Approved · filed Oct 21, 2025 · est. $95,000

Mechanical/plumbing work: Sprinkler modifications taking place on the 5th…, est. $38K

Approved · filed Oct 21, 2025 · est. $37,500

Interior renovation: General construction taking place on the 5th floor as…, est. $1.4M

Approved · filed Oct 20, 2025 · est. $1,400,000

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