Dentsu closes investigation into overcharging scandal, finding greater volume than predicted

Dentsu has released the details of the investigation it carried out, after it was revealed that it may have been overcharging some of its clients for digital advertising, including measures that it is taking to ensure it doesn’t occur again. 
Dentsu President and CEO Tadashi Ishi, launched the results of the detailed report this week, which had been compiled by a committee, led by Shoichi Nakamoto, senior executive vice president and CFO, first announced in September last year.
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