HC Surgical Specialists Limited announced appointment of Ms. Melissa Josephine Tio @ Melissa Josephine Susantio (Ms. Susantio) as chief operating officer with effect from 1 May 2022. Working Experience: June 2017 to present Operations, Marketing & IT Manager of the Company November 2016 - June 2017 Personal Banker at United Overseas Bank September 2014 to October 2016 Audit Senior at Ernst & Young LLP.