Carroll has been involved in the administration of Ernabella Arts for several years. She served as its chairperson from 2001 to 2003, as its manager from 2004 to 2007, and then as chairperson again from 2007 to 2010. She was also the chairperson of Aṉanguku Arts and Culture Aboriginal Corporation from 2004 to 2006, and then became its director. Aṉanguku Arts is the organisation that coordinates and supports development of the art economy on the Aṉangu Pitjantjatjara Yankunytjatjara (APY) Lands. Her husband Pepai has also served as the organisation's chairman.