Department profile
Steptoe LLP

International Arbitration: Arbitrators

UK Guide 2026 : UK-wide


Steptoe LLP

Rankings

About

Provided by Steptoe LLP

Steptoe has more than 40 years of international arbitration experience and our team is widely known and respected for the results we achieve for clients. In recent years, we have had prominent representations in investor-state arbitration, international commercial arbitration, and state-to-state arbitration.

We have extensive experience handling international commercial arbitrations and our lawyers have handled cases before all of the major world’s tribunals, established under the rules of all of the major international arbitration institutions, including in: London, Paris, The Hague, New York, Washington, Geneva, Vienna, Zürich, Stockholm, Mexico City, Hong Kong, Singapore, Shanghai, Beijing, Moscow, and Cairo. We have conducted arbitrations, in whole or in part, in Spanish, Portuguese, French, Russian, and Mandarin Chinese, and are capable of handling arbitrations in a number of other languages.

In more than 100 years of practice, Steptoe* has earned an international reputation for vigorous representation of clients before governmental agencies, successful advocacy in litigation and arbitration, and creative and practical advice in structuring business transactions. Steptoe has more than 500 lawyers and other professional staff across offices in Beijing, Brussels, Chicago, Hong Kong, Houston, London, Los Angeles, New York, San Francisco, and Washington. For more information, visit www.steptoe.com. (*Steptoe LLP, Steptoe International (UK) LLP, and affiliated entities.)

Chambers Review

Provided by Chambers

International Arbitration: Arbitrators - UK-wide


What the Team is Known For

Steptoe has a notable investor-state practice, with expertise advising both sovereign states and corporate clients. The firm has significant expertise in an array of sectors, including IP, real estate and energy.

Work Highlights

Provided by Chambers

  • Steptoe represented the Republic of Trinidad and Tobago in regard to an alleged breach of the US-Trinidad & Tobago BIT concerning the provision of gas to a gas-to-liquids plant.

Strengths

Provided by Chambers

  • They have a strong team with excellent knowledge and hands-on experience in multi-jurisdictional cases.

    International Arbitration: Arbitrators respondentUK
  • The team is engaged and fluent in the very complex details of our case.

    International Arbitration: Arbitrators respondentUK
  • Their prompt and considered responses to queries showed their excellent command of this area of the law.

    International Arbitration: Arbitrators respondentUK

Notable Practitioners

Provided by Chambers

  • Band 1Loukas Mistelis
    Band 1Loukas Mistelis

    Loukas Mistelis

    Loukas Mistelis is recognised as a leading arbitrator across both commercial and investor-state disputes. He is also noted for his thought leadership in the space.

    • Loukas is a very effective arbitrator and is comfortable straddling investment treaty and commercial arbitration.

      International Arbitration: Arbitrators respondentUK
    • Loukas is authoritative and easy to work with.

      International Arbitration: Arbitrators respondentUK
  • Band 5Matthew Coleman
    Band 5Matthew Coleman

    Matthew Coleman

    Matthew Coleman is chair of the firm's investment treaty arbitration practice. He demonstrates particular prowess acting in disputes involving African states and has notable strength in handling issues concerning the energy and mining sectors.

    • Mathew is a top-notch lawyer and is particularly important for strategic advice.

      International Arbitration: Arbitrators respondentUK
    • Matthew is an amazing guy! He is so helpful.

      International Arbitration: Arbitrators respondentUK
    • Matthew is an excellent lawyer who thinks and plans ahead.

      International Arbitration: Arbitrators respondentUK
  • Band 6Christophe Bondy
    Band 6Christophe Bondy

    Christophe Bondy

    Christophe Bondy is able to draw on his expertise in public international law to advise on complex investor-state arbitrations. He is well versed in the energy sector and is able to advocate in both English and French.

    • He brings a very thorough knowledge of international law.

      International Arbitration: Arbitrators respondentUK
  • Band 6Thomas Innes
    Band 6Thomas Innes

    Thomas Innes

    Thomas Innes of Steptoe & Johnson is a recently promoted partner at the firm, and has a broad caseload of investor-state disputes. He has a global client base, acting for companies, investors and sovereign states across the Middle East and Africa.
    • Thomas is clearly well versed in investment disputes and ensures a timely response to queries.

      International Arbitration: Arbitrators respondentUK
    • His advocacy and writing skills are impeccable.

      International Arbitration: Arbitrators respondentUK
    • Thomas is a brilliant guy and is very detailed. He never misses anything.

      International Arbitration: Arbitrators respondentUK

Ranked Individuals at Steptoe LLP (4)

UK-wide

Members

Provided by Steptoe LLP

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