Ysquare
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Ysquare is a boutique focused on dispute resolution and handles a mix of complex domestic and international arbitration. It has experience in energy-related arbitration involving long-term supply contracts and renewables projects, construction arbitration, financial disputes, and retail, food and beverage arbitration proceedings. Rufus Abeln left the firm in January 2025, while Bregje Korthals Altes departed in January 2026.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'Ysquare is a top arbitration boutique which covers all aspects of Dutch civil law related to arbitration, including those matters which may follow from arbitration, e.g. recognition and enforcement proceedings or insolvency matters.'
- 'They are very efficient, pragmatic, easy to work with and provide high-quality work on new legal terrain, including taking creative and non-conventional approaches which move the case forward.'
Key clients
- ExxonMobil


