I have been aware for a while how accounting companies had sidelines of IT consulting, some of which grew large and sometimes overshadowed the accounting end (A

I have been aware for a while how accounting companies had sidelines of IT consulting, some of which grew large and sometimes overshadowed the accounting end (Accenture/AA). What I was not aware of until more recently how the big advertising companies (WPP, Omnicom etc.) make a lot of money from IT consulting as well.