The RCC Chamber Singers have performed at the ACDA Western Divisional Conference in Tucson 2010, Santa Barbara 2014, Salt Lake City 2020, and Pasadena 2024. They have also performed at the ACDA National Conference in Chicago 2011, Minnesota 2017, and Dallas 2021, the NCCO conference in Fort Collins 2011 and Portland 2015. The Chamber Singers have competed nationally and internationally taking first place at the California International Choral Competition 2011, The Eisteddfod Choral Competition in Wales 2009, at the Yeosu International Choral Competition in Korea 2013 and at the Choral Competition in Spittal, Austria 2015.