It’s not quite David and Goliath but there are plenty of similarities. On one side there is WPP, one of the world’s biggest advertising and marketing groups, weighing in with a market capitalisation of just under £10 billion and a coveted slot in the FTSE 100 index of leading companies.
On the other there is S4 Capital, an upstart rival created barely two years ago but valued by the stock market at just under £2.8 billion and big enough, were it not in one of the London Stock Exchange’s special segments, to sit in the FTSE 250.
Between them, along with other heavyweight players such as Publicis and Omnicom, they vie for a share of the advertising and marketing budgets of companies worldwide,
