CIArb welcomes individuals from all backgrounds who have an interest in alternative dispute resolution (ADR) to join CIArb as members and become part of our growing community of 16,500 professional members and 7500 student members. We have several levels of membership from Student, through to Associate (ACIArb), Member (MCIArb), Fellow (FCIArb) and finally Chartered Arbitrator (C.Arb).