Since being elected, Julie sat on the Constitutional and Legislative Affairs Committee, Enterprise and Business Committee and Environment and Sustainability Committee.
Ers iddi gael ei hethol mae Julie wedi bod yn aelod o’r Pwyllgor Materion Cyfansoddiadol a Deddfwriaethol, y Pwyllgor Menter a Busnes a Phwyllgor yr Amgylchedd a Chynaliadwyedd.