Major support for Mission: Commission is provided by the Francis Goelet Charitable Lead Trusts.

Miller Theatre's 2022-23 Season is supported by the New York State Council on the Arts with the support of Office of the Governor and the New York State Legislature and by the Howard Gilman Foundation. Additional support is provided by the National Endowment for the Arts.

Support for contemporary music at Miller Theatre is provided by the Aaron Copland Fund for Music. Additional support is provided by the Amphion Foundation.