In April 2014, in addition to his responsibilities as the President's Special Envoy, he was appointed as Corporate Secretary and Executive Secretary to the Development Committee of the World Bank Group's Board of Governors. As Corporate Secretary, Dr. Mohieldin's role was to act as the key interlocutor between the Management of the World Bank and the Board of Executive Directors. During his tenure, he managed and ensured the success of several important decisions, including the 2015 Shareholding Review, the fast-track approval of loans related to Ebola, as well as the implementation of reforms.