Gilbertson brings with him experience in leading and chairing mid-sized private businesses as well as larger groups, and career-long sector expertise in events and publishing, said Concerto Group.
Gilbertson said Concerto’s range of offerings enabled it to "continue to push boundaries and to distinguish itself through quality and scope".
"The senior team is driving an exciting growth agenda and I’m really pleased to be joining to support them on this journey," he added.
Teresa-Anne Dunleavy, chief executive, Concerto Group, commented: "We are delighted to be bringing David’s expertise into the business. He brings deep experience of chairing boards and guiding companies with a strong emphasis on value creation and is well-placed to support our ambitious plans for the business."
Gilbertson has previously lead media organisations, including Informa, Emap and Lloyds of London Press.
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