June 27 (Reuters) - Macmahon Holdings Ltd MAH.AX :
* NON- EXECUTIVE CHAIRMAN JIM WALKER HAS RESIGNED AS A DIRECTOR
* EVA SKIRA APPOINTED AS INTERIM CHAIR OF BOARD.
June 27 (Reuters) - Macmahon Holdings Ltd MAH.AX :
* NON- EXECUTIVE CHAIRMAN JIM WALKER HAS RESIGNED AS A DIRECTOR
* EVA SKIRA APPOINTED AS INTERIM CHAIR OF BOARD.