No.23 - PIERRE NANTERME (ACCENTURE)

Age: 59

Years at current company: 7

Industry: Consulting

Turnover: $37.7bn

Rate of growth: 29% since 2011

Since his arrival in 2011, Pierre Nanterme has been the principal architect of the transformation of his business, investing heavily in digital technology. To achieve genuine change, the French leader had no hesitation in taking a gamble. In addition to the $600 million invested by the group annually in R&D, he has invested $900 million in staff training. A strategy that has paid off because now 75% of the 500 largest global groups are customers. Since his arrival in 2011, turnover has increased by 29% in a very competitive market.

Notable success: He is the first European to preside over the destiny of the largest consulting company in the world. In 2017, it employed 400,000 people in 55 countries.