DONAHUE & PARTNERS - Key Persons


Jean-Baptiste Barberot

Job Titles:
  • Partner
Jean-Baptiste is a partner at Donahue & Partners and leader of the Luxembourg practice since 2008.

Martijn Udo de Haes

Job Titles:
  • Partner
  • Member of the Dutch Securities Law Association
Martijn Udo de Haes is active in the international corporate law practice. Martijn is a partner at Donahue & Partners LLP and HVG Law in the Netherlands. Martijn has been based in New York City since 2009. He heads Donahue & Partners LLP since 2012, opening the San Jose and Chicago offices. Expertise / Credentials Martijn has ample experience as counsel leading international multi jurisdictional corporate/M&A transactions, as well as OME and finance transactions. Martijn focuses on Americas based multinational corporate clients. He is passionate about working in an international environment that provides clients with multi-disciplinary and multijurisdictional solutions. Martijn enjoys developing our talent both within Donahue & Partners as well as in the local EY law practices, providing insights and sharing experiences to help them tailor their expertise and deliver integrated solutions that suit the needs of US clients. In addition, Martijn often acts as Dutch counsel on third party finance and M&A transactions. Martijn is a member of the Dutch Securities Law Association. He is fluent in Dutch and English, and speaks Indonesian, German, Spanish and French.

Mathieu Girotto

Job Titles:
  • Senior Associate at the Luxembourg
Mathieu is a Senior Associate at the Luxembourg legal desk at Donahue & Partners LLP. He joined Donahue & Partners in September 2017. Mathieu has more than 9 years of experience in advising global clients on commercial and corporate law matters in a multi-disciplinary context in France, Luxembourg and in the US.

Ralph Mulder

Ralph Mulder works in the international corporate advisory practice and and heads the Dutch legal desk of Donahue & Partners LLP since January 2019. He advises in, amongst other things, the supervising and assisting of international tax driven restructuring projects and/or financing projects for multinational companies. Expertise / Credentials