The European Commission runs one of the world’s most well-established merger control regimes, reviewing approximately 400 transactions each year. Its timing, interventions and processes can have a significant impact on global M&A projects, and will become even more relevant through referrals in cases that initially appear beyond the EC’s reach. How long does EU merger review, including prenotification, take? What is the EC’s rate of intervention? What are its preferences in green-lighting an acceptable remedy?