Department profile
Arnold & Porter

International Arbitration: Counsel

USA Guide 2026 : USA - Nationwide


Arnold & Porter

Rankings

Chambers Review

Provided by Chambers

International Arbitration: Counsel - USA - Nationwide


What the Team is Known For
Arnold & Porter has attained a strong reputation for its representation of sovereign states in high value international arbitration proceedings. The team is also engaged in significant commercial disputes, drawing from a strong group of multilingual practitioners with wide-ranging industry experience. The firm is particularly well regarded for its handling of South and Central America-related disputes, alongside a thriving West Coast practice servicing clients in East Asia.

Work Highlights

Provided by Chambers

  • Arnold & Porter representing the Republic of Türkiye in an ICSID arbitration brought under the Türkiye–Singapore BIT and the Türkiye–Netherlands BIT by Akfel Commodities and I-Systems Global. The case concerns allegations of expropriation in the natural gas sector.

Strengths

Provided by Chambers

  • They demonstrated superb skills in handling the case both through written and oral submissions to the arbitral tribunal. Arnold & Porter lawyers invariably show in depth knowledge of all fact and legal issues concerned by the dispute, and their oral and written lawyering is impeccable.

    International Arbitration: Counsel respondentUSA
  • The Arnold & Porter arbitration group practices most effectively and efficiently, and at the highest level of professionalism. The deal with complex issues, simplifying them in their presentation. They also handle international and cultural nuances most effectively. The group is extremely service-minded and responsive.

    International Arbitration: Counsel respondentUSA
  • It's a very solid team and I've been impressed with their work. They're commercial and practical. You can reach reasonable compromises, even when they're repping sovereign, which is rare.

    International Arbitration: Counsel respondentUSA
  • They have significant influence in this space. The team is detail-oriented, perfectionist and very responsible. They know how investment treaty arbitration works very well.

    International Arbitration: Counsel respondentUSA
  • They understand our business and industry better than many of our employees. They are well equipped to handle complex matters and have a deep bench of very capable and experienced attorneys.

    International Arbitration: Counsel respondentUSA

Notable Practitioners

Provided by Chambers

  • Band 2Maria Chedid
    Band 2Maria Chedid

    Maria Chedid

    Maria Chedid is a deeply experienced disputes lawyer who expertly handles a range of investment treaty and commercial claims under the full gamut of major institutional rules. She chairs the firm's international arbitration group.

    • She is very knowledgeable and a consummate professional, as well as a respected counsel from the tribunal's perspective.

      International Arbitration: Counsel respondentUSA
    • Visionary. Thorough. Meticulous. When you meet someone like her, you remember what these words mean.

      International Arbitration: Counsel respondentUSA
    • She's very insightful and practical, and was responsive to issues as they emerged.

      International Arbitration: Counsel respondentUSA
    • I hold her in the highest regard. She is a highly skilled arbitration practitioner, combining deep legal knowledge with excellent strategic judgment. Maria is also very approachable and collaborative, which makes working with her both efficient and rewarding.

      International Arbitration: Counsel respondentUSA
  • Band 2Mélida Hodgson
    Band 2Mélida Hodgson

    Mélida Hodgson

    Mélida Hodgson is held in high regard for her expertise in investor state arbitration matters and is also experienced in commercial arbitration. She remains a popular choice for governments and state-owned entities, with notable experience in disputes concerning the infrastructure sector. She is also noted for her work as an arbitrator.

    • She offers experience, knowledge, teamwork skills, strategic thinking and sincere dedication to the matter.

      International Arbitration: Counsel respondentUSA
    • Melida is a hugely capable person, she's absolutely terrific.

      International Arbitration: Counsel respondentUSA
  • Band 2Paolo Di Rosa
    Band 2Paolo Di Rosa

    Paolo Di Rosa

    Paolo Di Rosa has a wealth of experience handling investment treaty arbitrations and is noted for his Latin America expertise.

Ranked Individuals at Arnold & Porter (4)

USA - Nationwide

Members

Provided by Arnold & Porter

Arnold & Porter has rankings in the following guides

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