He is the co-creator of Native Voices, a Los Angeles-based theater company that produces new work by indigenous playwrights.

[4] Reinholz currently serves as the director of the School of Theatre, Television, and Film at San Diego State University.

[8] In 1993, he and his wife, Jean Bruce Scott, co-founded Native Voices, a theatre company at the Autry Museum of the American West dedicated to producing new work by indigenous playwrights.

For a decade, he led the acting program at San Diego State University's School of Theatre, Television, and Film, becoming its director in 2007.

In 2012, he was appointed Director of Community Engagement and Innovative Programs for the College of Professional Studies and Fine Arts at SDSU.