Koh Chang Chiah & Ors v Treasure Resort Pte Ltd [2013] SGCA 52 concerned an appeal by the members of Sijori Resort Club ("Club") against the High Court's decision disallowing them to continue with their representative action against the owner of the Club, Treasure Resort Pte Ltd ("Treasure") and Treasure's sister company, Colony Memebers Service Club Pte Ltd ("Colony").