Tina Marsh is the founder, director, vocalist and one of the chief composers of the Creative Opportunity Orchestra (CO2). The orchestra was founded in Austin in 1980. It features some 80 musicians who rotate to play gigs and have released a handful of jazzy, avant-garde, big-band CD's. CO2 has included Randy Zimmerman, James Lakey, Martin Banks, Jay Rosen, John Mills, Bob Rodriquez, Edwin Livingston, Dennis Dotson, Jay Fort, Rene Saenz, Bob Blakeslee, Paul Armstrong, Terry Landry, Larry Spencer, Chris Searles, Oliver Rajamani.
Marsh was born in Belleville, Illinois, and received his formal musical education at the University of Illinois where he studied with Tom Siwe and Jack McKenzie. After playing with Bill Russo's Chicago Jazz Ensemble, Marsh moved to California in 1968 and has been an integral part of the music scene of the San Francisco Bay Area performing with a variety of musicians. Marsh also teaches at the University of California, Santa Cruz and at Sonoma State University. He is a member of the Good Sound Band.

Music CD by CreOp Muse. These festival songs come from Christmas around the Americas, the Jewish celebration of Hannukah the African/African-American celebration of Kwanzaa, and the Hindu celebration of Diwali. Languages heard include English, Spanish, Hebrew, Portuguese, Yiddish, Swahili, and Hindi. Renowned jazz vocalist Tina Marsh produced the recording with 20 professional musicians from many cultures.

Tina Marsh, leader and voice of the internationally acclaimed experimental big band the Creative Opportunity Orchestra, displays a wide variety of vocal styles on the latest CreOp Muse release Out of Time, featuring Marsh with the Bob Rodriguez Trio. This is Marsh's first recording away form the big band weight of the CO2.

Tina Marsh (voice); Martin Banks (trumpet); Alex Coke (woodwinds); Ken Filiano (bass); Dennis Gonzalez (trumpet); James Lakey (trombone); John Mills (woodwinds); Billy Mintz (drums); Bob Rodriguez (piano); Jay Rozen (tuba); Larry Spencer (trumpet); Greg Wilson (woodwinds); Randy Zimmerman (trombone)

Tina Marsh (voice); John Mills (woodwinds); Rene Saenz (woodwinds); Jay Fort (woodwinds); Martin Banks (trumpet); Larry Spencer (trumpet, flugelhorn); Paul Armstrong (trumpet); Randy Zimmerman (trombone); James Lakey (trombone); Jay Rozen (tuba); Bob Rodriguez (piano); Edwin Livingston (bass); Mark Kusey (drums); Oliver Rajamani (tablas, dumbek, tambourine, bells)