Europe’s most valuable boss? How Christian Klein went from a 15-year-old intern to SAP’s savior

May has been quite a month for Christian Klein, the baby-faced boss of Europe’s most valuable company, SAP. 

He has just finished off his opening keynote at SAP’s Sapphire event in Madrid, a summit attended by more than 6,000 people, when he finds time to squeeze in a putt-off on the main stage with Team Europe’s 2014 Ryder Cup captain, Paul McGinley. A hole in one (on his second attempt) seems a fitting celebration. 

The false start nature of his foray on the putting green is reflective of his time at the helm of SAP...