Grant Thornton has developed a set of criteria that must be met by prospective member firms in order to join the organisation. The criteria for membership include:
Admission as a member firm is dependent on the outcome of a due diligence process performed to determine whether the prospective firm meets the criteria for membership. New member firms are then subject to obligations set out in the Grant Thornton Member Firm and Name Use agreements. Member firms must abide by global policies and standards. Member firms are subject to the same global quality monitoring policies, procedures and practices.