Profile
Work Department
Position
Kathryn, a partner in the Paris office, acts for corporate clients and States in all types of disputes. She is particularly sought after in high value disputes that raise complex issues of fact and law.
Kathryn also sits as arbitrator, and was recently appointed to the ICSID Panel of Arbitrators, and will serve a six-year term. She has lectured and published extensively on questions of international arbitration and public international law, including most recently on the subject of emissions trading schemes.
Career
Prior to entering private practice, Kathryn was a Legal Advisor to the Prime Minister of East Timor (Timor-Leste), based in East Timor, coordinating East Timor’s negotiations with Australia over maritime boundaries and the drafting of a new regime for petroleum investments. Kathryn has also worked with the International Development Law Organization in Kabul, Afghanistan, and with Columbia Law School and the Carter Center in the Democratic Republic of Congo.
Languages
Education
Columbia University School of Law, LL.M., James Kent Scholar
McGill University, LL.B./B.C.L.
Harvard University, A.B.
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Testimonials
Collated independently by Legal 500 research team.
‘Three Crowns brings highly specialized knowledge of the arbitration world along with strong legal acumen in the subject matter.’
‘Three Crowns stands out in the market when it comes to international arbitration experience. With the partners being hands-on, you are certain that the best work product possible will be achieved.’
‘Ilija Mitrev-Penushliski is a great practitioner who is always fully immersed in the case and knows all the intricacies.’
‘The team combines profound expertise in international law with a rigorous research-driven approach. They have an outstanding network in the arbitration community, which gives them unique insight and practical influence. We value their speed of response, even in high-pressure situations. Compared with competitors, they stand out for the rare balance between intellectual depth, commercial awareness, and consistent reliability.’
‘Georgios Petrochilos is a respected senior presence who adds authority, strategic insight and trusted oversight to every arbitration and legal discussion.'
'Ilija Mitrev-Penushliski is a highly engaged contributor whose expertise strengthens arbitration strategy, procedural coordination and precise legal drafting with consistent excellence.’
Key clients
- American Express Crescent Petroleum DEPA (Public Gas Corporation of Greece A.E) Eni Elliott Associates North Macedonia Olayan Financing Company TotalEnergies