The Upstart Crow Theatre Company
- Guided by a philosophy of fidelity to the original text and presenting classical works with a true passion for the playwright's words. Community theatre located in Boulder, Colorado.
- http://www.theupstartcrow.org/

Hunger Artists Ensemble Theatre
- Award winning non-profit Denver theater company for over 20 years.
- http://www.hungerartists.org

CU-Boulder Theatre and Dance
- Performance information for the University of Colorado, Boulder departments of Theatre and Dance.
- http://www.colorado.edu/TheatreDance/

Nomad Theatre
- Boulder Colorado's professional, resident, theatre company.
- http://bcn.boulder.co.us/arts/nomadtheatre/

Germinal Stage Denver
- A non-profit theatre committed to the expression of non-institutional attitudes and goals. One of the longest-lived and most respected small theatres in the Rocky Mountain region.
- http://www2.privatei.com/~gsden/

Cripple Creek Players
- Melodrama and live theater on stage in the Cripple Creek Butte Opera House.
- http://cripplecreekplayers.com

The LIDA Project
- A multi-media art collective with a strong emphasis on live performance. Presents works that experiment and challenge the structure and presentation of performance. (Requires Internet Explorer 4.0 or higher with the Flash Plugin).
- http://www.lida.org/

Denver TheatreSports
- Short-Form improvisational theatre in the finest tradition of Keith Johnstone.
- http://home.earthlink.net/~bova/dts.html