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ACO Earshot or ACO Underwood Feature
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Expand your musical world and your sense of what’s possible. From developing composers of all levels to supporting the creation of new orchestral compositions and interpretations, from exploring the legacy of great American composers to premiering new works in unforgettable experiences, ACO brings you to the forefront of new music

For over 40 years, ACO has been the launching pad and musical home for some of the world’s greatest American composers including Philip Glass, Jennifer Higdon, Missy Mazzoli, Tania Leon, Joan Tower, Ellen Taaffe Zwilich and Hannibal. Our orchestra has performed over 800 composers’ work including 3 Pulitzer Prize-winning pieces LINK and over 350 world premieres. We help composers of all levels, genres and backgrounds share a new musical point-of-view and open pathways to new orchestral sounds.

Hear something surprising. Go where the composer leads you. Feel the creativity. Experience imaginative scores, pop-infused operas, orchestral jazz, multimedia oratorios, electronic inventions and more. ACO brings you deep into the creation and innovative performance of new music and the talent behind it.

Discover, learn and progress hearing beautiful and provocative sounds and meeting the artists behind them.  Join our vibrant, inclusive community of talented creators and intensely curious listeners obsessed with creativity, and be a part of pushing the boundaries of musical expression and experience.

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Our Mission & Vision

American Composers Orchestra (ACO) is dedicated to the creation, celebration, performance, and promotion of orchestral music by American composers. With commitment to diversity, disruption and discovery, ACO produces concerts, pre-college and college education programs, and emerging composer professional development to foster a community of creators, audience, performers, collaborators, and funders.

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