Singapore International Arbitration Centre | 62,426 followers on LinkedIn. Where The World Arbitrates | SIAC is an internationally recognised global arbitral institution providing neutral, competitive and efficient case management services to parties from all over the world. Established in 1991 as an independent, not-for-profit organisation, SIAC is amongst the world’s top international arbitration institutions, having served users from more than 100 jurisdictions. SIAC arbitration awards have been enforced in many jurisdictions under the New York Convention.