Henry Pearson

Henry is the Head of Global Head W&I, having joined Acquinex in June 2025. Prior to joining Acquinex, Henry led the UK, CEE and MEA for Liberty GTS and has more than 10 years of W&I underwriting experience. He has gained broad experience throughout his career, specialising in complex and multi-jurisdictional work. He has a degree in Law from the University of Bristol.

Jamie Atherton

Jamie is the Head of UK W&I team, having joined Acquinex in April 2026. Prior to this he spent six years at Liberty GTS in the London and Emerging Markets team, most recently as a Senior Underwriter, working on transactions across EMEA. Before that, Jamie spent three years at Marsh as a W&I broker. Jamie holds a law degree from the University of Nottingham.

Dr Marco Niehaus, LL.M. (Cantab)

Marco is Managing Director, Head of DACH and Acquinex’s General Counsel. He is one of the most influential market experts on M&A, Private Equity and Transactional Risks (GC Powerlist) and has around 20 years of large and mid cap transaction experience. Prior to joining Acquinex Marco was an equity partner at Norton Rose Fulbright LLP. Marco received various recognitions for his practice including Best Lawyers, JUVE, Legal 500, Handelsblatt and Wirtschaftswoche. He is in charge of the laws of the supervisory board in “Gessler’s Legal Commentary to the German Stock Corporation Act”. Marco is a fully qualified German lawyer (Rechtsanwalt) and holds Master degrees in business law from the University of Cambridge (LL.M.) and Goethe University Frankfurt am Main (LL.M. Eur.) where he also earned a Ph.D. (Dr) in law.

Johannes Wohlmuth

Johannes is a Senior Underwriter in the DACH W&I Team, having joined Acquinex in July 2024. In his role, he underwrites W&I insurance policies for DACH M&A transactions across various sectors. Before joining Acquinex, Johannes worked in the M&A and Private Equity department at Milbank LLP, where he advised on over 40 cross-border and domestic M&A transactions. He is recognized by Handelsblatt Best Lawyers as “Ones to Watch” for Corporate Law in Germany for 2024. Johannes is a qualified German lawyer (Rechtsanwalt), having studied law at the University of Würzburg and completed his clerkship (Referendariat) in Munich and New York.

Mikael Karlsson

Mikael is, together with Gustav Sannegård, responsible for the Nordic operations of Acquinex. Prior to joining Acquinex, he has gained more than five years’ experience from Roschier’s M&A practice where he advised both private equity sponsors and corporate investors in various Nordic and cross-border transactions. Mikael holds a law degree from Örebro University and was admitted to the Swedish bar association in January 2023.

Gustav Sannegård

Gustav is, together with Mikael Karlsson, responsible for the Nordic operations of Acquinex. He has 4 years’ experience from Mannheimer Swartling in Malmö before joining Acquinex where he provided advise on domestic and cross-border M&A transactions, Swedish corporate law matters as well as commercial litigation and arbitration cases. Gustav holds a law degree from Uppsala University.

Michał Fąderski

Michał is an advocate, qualified in Poland and prior to joining Acquinex, gained experience at various international law firms including CMS and Gide, providing legal advice to private equity funds, commercial entities and private investors concerning real estate and M&A transactions at its every stage (both on the Polish market, as well as in cross-border deals).

Antonio Jesús Sánchez

Antonio Jesús is responsible for Acquinex’s operations across Southern Europe and supports the development of the company’s presence in Latin America. He brings almost 10 years of experience across the insurance sector and private practice. Prior to joining Acquinex, Antonio held various roles at VALE Insurance Partners and Liberty GTS, including Senior Underwriter. Earlier in his career, he spent over three years as an M&A lawyer at Hogan Lovells and Pérez-Llorca.

Francois Piquet

François leads Acquinex’s operations across France and the Benelux and is widely recognised as a leading figure in notably French transactional risk insurance. Prior to joining Acquinex, François served as Director at Transact Risk Partners, where he notably established and successfully built out the firm’s French practice. François began his career in private practice at leading US and Magic Circle law firms, including Skadden, Arps, Slate, Meagher & Flom (Paris) and Herbert Smith Freehills (Paris). During this time, he advised on a range of complex cross-border M&A transactions, as well as corporate governance and regulatory matters.François holds a Master of Science in Management from ESSEC Business School, with specialisations in Corporate Finance and General Finance, and completed the Global Manager in Asia programme in Singapore. He also holds both a Magister degree and a Master’s degree in Business Law from Paris II Panthéon-Assas University.