Árni became a member of the ISA Board from 2014 and is currently the Treasurer. Árni resigned from the board in 2015.
Árni can be contacted by email at arniheimiringimundarson@yahoo.com.
Árni is also the Chairman of the Icelandic Stuttering Association and a board member in the Icelandic disability association. Árni is a tax consultant and lives Iceland.