Each year, two mainstage productions are selected to perform at the Colorado Thespian Conference. A DSA Theatre production has been selected five times, including:
- The 25th Annual Putnam County Spelling Bee (2017-2018)
- Urinetown (2009-2010)
- Parade (2007-2008)
- Brighton Beach Memoirs (2006-2007)
- The Boys Next Door (2004-2005)
- A Piece of My Heart (2003-2004)