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Rankings published in 2026
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Linked Reviews
Financial and corporate
CMS Rui Pena & Arnaut was established in 2002, building on a firm with roots dating back to 1964. The firm is led by managing partner José Luís Arnaut and operates from offices in Lisbon and Funchal. It forms part of the CMS international organisation of independent law firms, supporting domestic and cross-border work.
Highlights: The firm focuses on corporate and M&A and restructuring and insolvency, advising clients on transactions, reorganisations and insolvency proceedings within the Portuguese market.
