"He is as hungry as ever and wants to take us forward," said Lawwell. "He is connected with the club and understands what it means to be involved with Celtic.

"He knows the ambitions and expectations of the supporters and is happy to take that on. He has the same contract that he started with a 12-month rolling contract, and the fans will be happy to hear we will not wait until May to make our plans. We already know what we want."