Kai uses the power of facts and financial analysis to quantify damages in international arbitrations and litigations, to perform forensic investigations, to evaluate assets and businesses, to facilitate M&A transactions, and to conduct monitorships. Having led more than 150 engagements with values of up to €170 billion and involving entities from 53 different countries, Kai has been benefiting clients by successfully advising them for almost two decades. He is one of only a hundred experts worldwide in commercial arbitration, according to the "International Who’s Who of Commercial Arbitration” since 2012–13. For Europe, he has been nominated as one of the five Most Highly Regarded Individuals in this field since 2015–16. Kai has an MBA from HEC Paris school of management, a CPA designation, and CFA certification.