William Panlilio Keywords international arbitration cross-border litigation cross-border disputes foreign arbitral awards foreign sovereign immunities Read more about William Panlilio Mr. William B. Panlilio is an associate in the Singapore office of the international law firm King & Spalding and a member of the firm’s Trial & Global Disputes practice, with a focus on international arbitration and cross-border litigation. He represents clients in the energy, infrastructure, construction and mining sectors, and in arbitrations involving states and state-owned or affiliated entities.