You may also take your case to the Public Services Ombudsman for Wales if you remain unhappy following a review (see contact details).
Gallwch gyflwyno eich achos i Ombwdsman Gwasanaethau Cyhoeddus Cymru hefyd os ydych chi’n dal i fod yn anhapus – mae'r manylion cyswllt ar (G weler y manylion cysylltu).