Dr. Bertold Bär-Bouyssière is one of the leading practitioners of competition law in Brussels and Germany. Bertold has more than 20 years of experience in the field. A partner with DLA Piper’s Brussels and German offices, Bertold is a Fulbright alumnus and admitted to the New York, German and Brussels bars. Bertold currently heads the EU Competition team in Brussels and also has responsibilities as Member of DLA Piper's International Board.

Bertold is recommended since 2004 in Chambers' The World's Leading Lawyers and Legal 500 as a leading expert for EU Competition and State aid (subsidies) law, with a special praise of his talent for delivering time and cost-efficient high-quality work. In 2013 Bertold's team was nominated for "Belgian Competition Team of the Year" and received a "Special Mentioning" in the Belgian Legal Award Procedure. In 2014, Bertold was selected to feature in the upcoming European edition of LMG Life Sciences Europe 2014 as a "Life Sciences Star" for his outstanding work in the industry. In October 2014 Bertold was quoted twice by the "Economist" in relation to Fiscal State Aid/tax ruling issues. In 2015, the Competition team has again been nominated for "Competition Team of the Year" by Belgian magazine Trends. Bertold also serves as State aid Rapporteur for AmChamEU's Competition Committee and was recently elected Vice-Chair of the AmChamEU Competition Policy Committee. Bertold manages DLA Piper's worldwide legal support to EURORDIS, the European Organisation for Rare Diseases. Together with his family, he has been sponsoring the education of two children in Ethiopia for thirteen years.

Bertold, together with other partners and his team, advises at the forefront of competition law developments. With a large team of lawyers from several offices he currently represents clients in the EU's and CMA's first ever investigations into "reverse patent settlements" in the pharmaceutical sector ("pay-for delay"), and he is currently advising several international clients in connection with the Commission's investigations into tax rulings in EU Member States. Over the years, Bertold has gained extensive experience in the application of competition rules in a large variety of industry sectors including chemicals, crop protection, petrochemicals, pharmaceuticals, medical devices, gas, electricity, steel, motor vehicles, automotive components, construction equipment, cable television & multimedia, telecommunications, aerospace, satellite launching, tourism, air transport, defence equipment, online gaming, shipbuilding, food processing, fuel card services, financial services and luxury watches. He is also well connected with the political EU stakeholders in Brussels.

Bertold provides services to DLA Piper UK LLP through a civil company under the form of a personal liability.