Trencor Limited announced that at its annual general meeting to be held on 6 June 2017, with effect there from Mr. Jimmy McQueen will retire as chief executive officer, executive director and chairman of the executive committee but will remain on the board in a non-executive capacity; and Mr. Hennie van der Merwe, previously managing director of Trencor from 2003 to 2011 and currently a part-time executive director, will be appointed as chief executive officer and chairman of the executive committee in the place of Mr. McQueen.