Lydian International Limited announced that Howard Stevenson, President and Chief Executive Officer of the company and a member of the Board, has resigned effective May 1, 2018. The company also announced that the Board of Directors has appointed João Carrêlo as President and Chief Executive Officer and a member of the Board, effective May 1, 2018. He currently serves as a non-executive director on the boards of TMAC Resources Inc. and Lucky Minerals Inc.