David Mackey is Deputy Managing Director of the business in Belfast, Northern Ireland.A qualified chartered accountant, he has worked in general management and new business development in the Advertising industry for twenty years.David has a strong track record in developing public sector tenders and being part of the team responsible for winning accounts particularly in the Public sector, from behavioural change campaigns (Belfast City Council, Anti-Litter and Waste Management) to economic development (InvestNI/Department of Trade and Industry).