
Ronald Edward "Rahn" Coleman is an American record producer, musical director, arranger, orchestrator, composer, vocal coach, and pianist. Coleman was born in San Francisco, California, and grew up in nearby Oakland, where he attended public school and began studying piano at age 4. He has also played oboe, clarinet, violin, English horn and pipe organ.

Ashley Brooke Reeve also known as Ashley Dzerigian is an American bass player. She previously played for Adam Lambert, Maximum Hedrum, CeeLo Green, My Jerusalem and Beastie Boys' keyboardist Money Mark. She is currently a member of the band Filter and plays for Cher. She is a graduate of the California Institute of the Arts and lives in Los Angeles, California. She plays Fender bass guitars.

Michael Arnold Kamen was an American composer, orchestral arranger, orchestral conductor, songwriter, and session musician.
Carmine Ugo Mariano was an American jazz alto saxophonist and soprano saxophonist.

Alexander Lamont Miller is an American music composer and Assistant Principal Oboist with the Grand Rapids Symphony. Mr. Miller's 1998 composition "Let Freedom Ring", for large orchestra and narrator, is a symphonic setting of Martin Luther King Jr.'s 1963 "I Have a Dream" speech; narration has been performed by President Bill Clinton, James Earl Jones, William Warfield and Danny Glover. Mr. Miller's composition Fireworks was premiered at Carnegie Hall in 2005 as part of the Grand Rapids Symphony's 75th anniversary celebration. More recently, Mr. Miller's 2009 composition "Remix in D" was commissioned by the Modesto Symphony Orchestra and performed by the Grand Rapids Symphony.

Tyler Rand is an American arts executive and the current executive director of the Ann Arbor Symphony Orchestra.
Eric Tingstad and Nancy Rumbel are musicians who have performed, recorded and traveled together since 1985, and are responsible for 19 albums.

Sufjan Stevens is an American singer, songwriter, and multi-instrumentalist. He has released eight solo studio albums and multiple collaborative albums with other artists. Stevens has received Academy Award and Grammy Award nominations.