Lead funding has been provided by Marina Kellen French and the Anna-Maria and Stephen Kellen Foundation, Max H. Gluck Foundation, Horace W. Goldsmith Foundation, Irving Harris Foundation, Hearst Foundations, The Kovner Foundation, Phyllis and Charles Rosenthal, The Edmond de Rothschild Foundations, Beatrice Santo Domingo, and Hope and Robert F. Smith.

Additional support has been provided by the Arnow Family Fund, The Gladys Krieble Delmas Foundation, E.H.A. Foundation, Barbara G. Fleischman, Leslie and Tom Maheras, Rockefeller Brothers Fund, Susan and Elihu Rose Foundation, Sarah Billinghurst Solomon and Howard Solomon, and Trust for Mutual Understanding.

Public support is provided by the New York City Department of Education and the New York State Council on the Arts with support of Governor Andrew Cuomo and the New York State Legislature.

Ensemble Connect is also supported, in part, by endowment grants from The Kovner Foundation.

Support for the 125 Commissions Project is provided by members of Carnegie Hall's Composer Club.

In honor of the centenary of his birth, Carnegie Hall’s 2019–2020 season is dedicated to the memory of Isaac Stern in recognition of his extraordinary contributions to Carnegie Hall, arts advocacy, and the field of music.