Beach said Rob Cole handed in his resignation on Wednesday after being on leave to attend to family matters in Perth since August.

“As a result of those matters, Mr Cole has decided it is not possible to return to a full time executive role with Beach in Adelaide,” the company said in a statement on Wednesday.

“He has accordingly resigned. In the circumstances the board has waived what would otherwise have been notice requirements under Mr Cole’s employment agreement.”

It added that Cole would stay on until 14 October to allow for “an orderly transition”, while Neil Gibbins will continue in the role of acting chief executive until a new managing director is appointed.

Cole took over in March this year when long...