VivaTech 2021


Denis Ladegaillerie

Co-founder & CEO




Denis Ladegaillerie is the co-founder and CEO of Believe. He began his career as a corporate lawyer with Shearman & Sterling in New York in 1998. He joined Vivendi's finance department in early 2000 where he managed Vivendi Universal's online and new media activities in the US as Chief Strategy and Financial Officer for two and a half years. In 2005, he returned to France and founded Believe, which is now the world leader in digital solutions for independent artists and labels. Believe is part of the Next40 and won the "Europe's Allstar 2019 Company of the Year" award and the main prize at Digital Europe’s the 2020 Future Unicorn Awards. Denis has a dual academic background in business law and management (ESCP, Sciences-Po, Master of Law Duke University).