By Lewis Crofts, Nicholas Hirst and Anna Ferrari ( August 1, 2025, 04:00 GMT | Comment) -- Olivier Guersent has signed off as head of the European Commission’s powerful competition directorate, serving six different commissioners and witnessing the highs and lows of the bloc’s economic policies. In an interview with MLex, he reflects on his 33 years as an EU official, corporate power, the shifting sands of enforcement, and a regret over not using a bolder, swifter power to intervene. There is pride at the regulator’s enhanced toolbox and fondness for Michel Barnier, the commissioner without whom things would have been very different.Karel Van Miert. Mario Monti. Neelie Kroes. Margrethe Vestager. Teresa Ribera. He has served them all....
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