Ruth was a member of the Independent Remuneration Panel for Wales, and held an interim board role with the Centre for Digital Public Services Wales.
Roedd Ruth yn aelod o Banel Annibynnol Cymru ar Gydnabyddiaeth Ariannol, ac roedd ganddi rôl bwrdd dros dro gyda Chanolfan Gwasanaethau Cyhoeddus Digidol Cymru.