Support groups and local authorities reported that a fifth firm, which was not involved in the research, had stopped taking on legal aid work, but this could not be verified with the firm.
Rydym yn ymwybodol o eraill a gadarnhaodd ar lafar wrth awdurdodau lleol nad oeddent am gymryd rhan, ond heb gyflwyno ffurflenni yn nodi nad ydynt am gymryd rhan (naw arall).