The new managing director of the advertising agency, Ogilvy & Mather, is Mr J.P. Donnelly, the current managing director of Dimension, the marketing and advertising group.

Mr Mark Mortell, chairman of Bord Failte, has replaced Mr Donnelly as the managing director of Dimension. He was previously managing director of McConnells Marketing Communications.

Mr Donnelly worked with the McConnells Group, of which Dimension is part, since 1990. He previously worked for four years in the New York office of Young & Rubican.

Mr Michael Maughan, who has overseen the group's growth and development over the past 38 years, has become president of Ogilvy & Mather, handing over executive responsibility for the group to its chairman, Mr Mike Welsford.

The company's billings increased to £28.7 million in 1998, 23 per cent up on the previous year.