
Four consultancies have made it onto Ad Age’s rankings of the 10 largest agency companies worldwide: Accenture, PwC, IBM and Deloitte. As consultancies continue to expand into the advertising space,…
Four consultancies have made it onto Ad Age’s rankings of the 10 largest agency companies worldwide: Accenture, PwC, IBM and Deloitte. As consultancies continue to expand into the advertising space,…