A&O Shearman
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A&O Shearman ‘s arbitration practice is well-versed in both international and domestic proceedings, representing clients in a range of cross-border cases. The team is headed by Hilde van der Baan, who stands out on energy and construction arbitration and is a key contact for both domestic and international proceedings. Marieke Schaink is a key member of the team and represents clients in M&A, contractual liability and tort disputes. Schaink is well-versed in both ICC and NAI rules. Guido Straub is noted for his work on cross-border arbitration as well as challenge and enforcement proceedings. Marieke van Hooijdonk left the firm in May 2025.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Hands on and to the point. Very strong knowledge base and excellent in defining strategies.’
- ‘Excellent strategic and tactical legal advice.’
Key clients
- NextEra Energy
Work highlights
Advised NextEra on proceedings relating to the enforcement of a final ICSID award against the Kingdom of Spain in the amount of €290.6m.