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About
Provided by Constantine Partasides KC
Practice Areas
Constantine, one of the founding partners of Three Crowns, has appeared as counsel in some of the largest international arbitrations of the last two decades.
In addition to his counsel work, Constantine appears regularly as arbitrator, including in disputes that involve States and State entities. He has experience acting as Chairman or Sole Arbitrator in cases under the ICC Rules, the LCIA Rules, the SCC Rules, and the UNCITRAL Rules.
Professional Memberships
Constantine is a Member of the ICCA Governing Board and a Director of the LCIA Board.
Publications
Constantine is a co-author of the fourth, fifth, sixth and seventh editions of the leading textbook on international arbitration, Redfern and Hunter on International Arbitration.
Chambers Review
Global
Constantine Partasides KC is a leading figure in the global arbitration space. As one of the founding partners of Three Crowns, Partasides is renowned for his experience sitting as an arbitrator and his representation of clients in the energy and natural resources industry. With repeated success securing multibillion-dollar awards in highly complex disputes, Partasides possesses notable credentials in handling ground-breaking investment treaty arbitrations and disputes under the scope of public international law.
Constantine Partasides KC is a highly esteemed arbitration specialist acting for top-echelon clients in complex commercial and investment treaty disputes. He is also recognised for his capabilities as arbitrator.
As one of Three Crowns' top London-based practitioners, Constantine Partasides KC remains a towering figure in the arbitration world, frequently acting for multinational energy companies in highly sensitive investor-state disputes across Europe and beyond.
Constantine Partasides KC of Three Crowns is held in high regard for his experience representing oil and gas companies in arbitration proceedings. He frequently assists with investment treaty claims against sovereign states, as well as disputes concerning gas purchase and production sharing agreements.
London-based Constantine Partasides KC is an experienced international arbitration counsel widely regarded as one of the most notable in his field around the world. He is regularly instructed by international corporates operating in Africa as part of his wider global practice. He is notably active on disputes concerning Nigeria, with further experience in a number of other jurisdictions. He is heavily engaged in the oil and gas sector.
Strengths
Provided by Chambers
“His knowledge of the arbitration process is unparalleled. He is an outstanding oral advocate with an authoritative presence and the ability to firmly control opposing witnesses during cross-examination.”
“Constantine is one of the best professionals in this field globally.”
“He is very sage and very serious, yet is still approachable when you're struggling with marrying the legal principles with company objectives.”
“Constantine is exceptionally talented at simplifying issues for tribunals and at washing away the webs of complexity that adversaries sometimes attempt to weave in an effort to confuse tribunals.”
“He is a pre-eminent advocate. He excels at legal analysis, oral advocacy and hearing strategy.”
"He has an incredibly strong practice in relation to arbitration and has also done an awful lot of energy work."
"His knowledge of the arbitration process is unparalleled. He is an outstanding oral advocate with an authoritative presence and the ability to firmly control opposing witnesses during cross-examination."
"He is very sage and very serious, yet is still approachable when you're struggling with marrying the legal principles with company objectives.”
"Constantine is one of the best professionals in this field globally.”
"He's brilliant."
“His knowledge of the arbitration process is unparalleled. He is an outstanding oral advocate with an authoritative presence and the ability to firmly control opposing witnesses during cross-examination.”
“Constantine is one of the best professionals in this field globally.”
“He is very sage and very serious, yet is still approachable when you're struggling with marrying the legal principles with company objectives.”
“Constantine is exceptionally talented at simplifying issues for tribunals and at washing away the webs of complexity that adversaries sometimes attempt to weave in an effort to confuse tribunals.”
“He is a pre-eminent advocate. He excels at legal analysis, oral advocacy and hearing strategy.”
"He has an incredibly strong practice in relation to arbitration and has also done an awful lot of energy work."
"His knowledge of the arbitration process is unparalleled. He is an outstanding oral advocate with an authoritative presence and the ability to firmly control opposing witnesses during cross-examination."
"He is very sage and very serious, yet is still approachable when you're struggling with marrying the legal principles with company objectives.”
"Constantine is one of the best professionals in this field globally.”
"He's brilliant."
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