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September 15, 2026
515 Madison Avenue exterior

Innovation Training Specialist LLC signed a 10-year lease for 3,046 square feet on the fifth floor at 515 Madison Avenue, according to Citybiz.

The deal adds another office transaction at 515 Madison Avenue in the Plaza District. The building, also known as the DuMont Building, continues to attract tenants looking for a well-located Midtown address with straightforward access to the rest of Manhattan.

For Innovation Training Specialist LLC, the new space gives the company a full-floor presence on floor 5 at 515 Madison Avenue. The lease runs for 10 years and covers 3,046 square feet, making it a clear long-term commitment to the building.

Citybiz reported that the transaction was one of three office leases completed at the property. Even so, this move stands on its own as a notable Plaza District office deal, especially for a tenant taking new space in a classic Midtown building with a long history.

TLDR; About The Deal

Tenant: Innovation Training Specialist LLC

Building: 515 Madison Avenue

Floor: 5

Lease term: 10 years

SF: 3,046
tags transactions

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