Orrick, Herrington & Sutcliffe LLP

Arbitration (International) Department

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What the team is known for Respected international arbitration group led from the Paris office. Handles both commercial and investment arbitration involving the renewable energy, oil and gas and mining industries. Advises on post-M&A disputes and on the termination of joint venture agreements. Able to assist clients with disputes involving a range of seats, jurisdictional laws and arbitral rules, with particular expertise in matters involving African jurisdictions. Acts for both investors and states on investment arbitrations under ICSID and UNCITRAL rules.

Strengths Sources note that the lawyers combine "responsiveness with a good understanding of the business aspects."

Work highlights Represented two investors against the Islamic Republic of Mauritania in an ICSID arbitration following the unlawful withdrawal of the investors' mining permit by the state.

Notable practitioners

Clients note that Charles Kaplan is "very good on strategy"and agree that he "really knows the arbitration field very well."He leads many of the firm's investment treaty and commercial arbitrations on behalf of investors and international corporates. He is especially active in energy cases and disputes brought under the ECT.

Sources say that Siegfried Elsing brings "technical knowledge and effectiveness" and "a good commercial judgement"to his appointments as arbitrator. He acts as chair, sole arbitrator or party-appointed arbitrator on both significant commercial and investment treaty arbitrations, including cases generated from post-M&A and construction disputes.