New President takes charge at IAPCO – PCOA wishes to congratulate, long standing member, Sarah Markey-Hamm, CEO of ICMS Pty Ltd and the new President of IAPCO. The International Association of Professional Congress Organisers (IAPCO) is a not-for-profit membership association, registered in Switzerland. IAPCO Members are Professional Congress Organisers (companies, not individuals) that have qualified for Membership under the detailed application process by demonstrating that they consistently deliver PCO services to their clients and partners at high-quality standards.