Richard is a senior associate at Macfarlanes, and acts on a wide range of arbitration, litigation, and adjudication matters, focusing on the construction and property sectors. Richard has broad experience of construction disputes, including termination, delay and defective work disputes. This includes cases involving allegations of fraud, disputes concerning PFI contracts, disputes related to specialist industrial and transport infrastructure, and medical manufacturing facilities.

Ronnie Barnes coheads Cornerstone Research’s international arbitration and litigation practice. Dr. Barnes is an expert in accounting, damages, and valuation. He specializes in cases that raise complex valuation issues, including the estimation of the cost of capital, the determination of country risk premia, and the valuation of complex financial instruments such as derivatives and structured finance products. Who’s Who Legal has recognized Dr. Barnes as a leading expert witness in legal arbitration and a Global Leader in assessing the quantum of damages in the financial advisory and valuation field.

Mr. Justice David Barniville is the President of the High Court of Ireland.
He was appointed a judge of the High Court in December 2017 after almost 27 years in practice as a barrister and Senior Counsel in the Courts of Ireland and in the European Courts. He was the judge in charge of the Commercial Division of the High Court (2019-2021). He was, and is again, also designated as the Arbitration Judge to hear all arbitration related matters in the High Court. He was previously the judge in charge of the Strategic Infrastructure List in the High Court (2018-2019). David was appointed to the Court of Appeal in August 2021. He was appointed President of the High Court in July 2022. In that role he is ex officio a member of the Court of Appeal, the Supreme Court and the Council of State.
In July 2018, David was appointed as a member of Ireland’s National Group on the Permanent Court of Arbitration in The Hague and continues to hold that position.

John J. Buckley, Jr. is an independent arbitrator based in New York and Washington, DC, focusing on commercial and investor-state disputes. He is a Fellow of the Chartered Institute of Arbitrators, the College of Commercial Arbitrators, the American College of Trial Lawyers, and an elected member of the American Law Institute. He was a partner in Williams & Connolly LLP for almost four decades and founded the firm’s international arbitration practice group. He is listed on the arbitrator rosters of the American Arbitration Association (including its national energy panel), the ICDR’s international panel, and CPR’s Panel of Distinguished Neutrals, including various specialty panels. He has been a faculty-appointed lecturer on international arbitration at Yale Law School. He is a Delegate to the ICC Commission on Arbitration and ADR under a mandate from the ICC’s U.S. National Committee.

Charlie Caher is a partner in Wilmerhale’s Litigation Department, and a member of the International Arbitration Practice Group. He joined the Firm in 2008. Mr. Caher is based in the London office, where he practices International Arbitration and English High Court Litigation. Mr. Caher’s international commercial arbitration practice covers a wide range of industries, with a particular focus on energy, construction, insurance, financial services, telecommunications and aerospace.

James Castello, previously a founding partner of King & Spalding’s Paris office, has recently transitioned to acting solely as an Independent Arbitrator, as a member of Arbitration Chambers.  He is experienced in both commercial and investor arbitration and has been based in Europe for 25 of his 37 years in practice.  James has served as a U.S. delegate to UNCITRAL’s Arbitration Working Group II for more than two decades and in Working Group III (ISDS reform) from its inception.  James also serves as Deputy Chair of the LCIA’s Board of Directors and sits on the International Advisory Board of Vienna’s International Arbitral Centre. A Vice-Chair of the Institute for Transnational Arbitration, James has been a founding member of its Rule of Law Task Force.  After obtaining degrees from Yale and Berkeley, James began his career with clerkships at the U.S. Supreme Court and the Iran-U.S. Claims Tribunal.  According to Chambers Global, he is “praised by market commentators as an ‘absolutely open, thorough, fantastic lawyer.’”  He is admitted to practice in New York, Washington, D.C., and Paris.

Stephanie is a Solicitor Advocate and Senior Associate at Gibson Dunn in London. She specialises in international arbitration and public international law, and advises on business and human rights/ESG issues. He practice has a particular focus on the energy, infrastructure and mining sectors. She is Chair of Young European Federation for Investment Law and Arbitration (EFILA).

Utku is an independent arbitrator and is a member of the Court of the London Court of International Arbitration (LCIA), the Arbitration Court of the Swiss Arbitration Centre and the Abu Dhabi International Arbitration Centre Court of Arbitration. She is a vice Chair of the IBA’s Arbitration Committee and serves on the editorial boards of the Arbitration International of the LCIA, and the Dispute Resolution International of the IBA.

Stephen is Senior Counsel in Ireland, with over 18 years’ experience in commercial and civil litigation. Author of the Commercial Court (Round Hall 2nd Edition), with an MA in Commercial Law from Cambridge University, Stephen is also founder and CEO of TrialView, an AI-driven litigation platform.

Emmanuel is a partner at Derains & Gharavi specialised in international arbitration acting as counsel and arbitrator. He has regularly acted as counsel (for high net-worth individuals, international private companies, foreign investors and Sovereign States) and on tribunals, in proceedings conducted under the Arbitration Rules of the International Court of Arbitration of the International Chamber of Commerce Centre (ICC), the International Centre for Settlement of Investment Disputes (ICSID), the London Court of International Arbitration (LCIA), the Netherlands Arbitration Institute (NAI), the Dubai International Arbitration Centre (DIAC), the Swiss Arbitration Centre (formerly the Swiss Chamber Arbitration Institution, or SCAI), and the UNCITRAL Rules.

Canelle is a Legal Director in Addleshaw Goddard’s International Arbitration team based in London. She has experience of both commercial and investment treaty arbitration, acting for both investors and states, mainly in the energy, oil & gas and transports & logistics sectors. She has particular expertise in disputes concerning joint ventures and issues of director and/or shareholder misconduct. Canelle is a native French speaker, and is qualified both as a solicitor in England & Wales and an avocat at the Paris Bar. She has also previously practiced in Hong Kong.

Dr. Yağmur Hortoğlu is a Lecturer in Law and the chair of the L.L.M. in International Business Law at Maynooth University, where she teaches arbitration law, contract law and private international law. Prior to joining Maynooth University, Dr. Yağmur Hortoğlu was a Post-Doctoral Global Fellow at the Center for Transnational Litigation, Arbitration, and Commercial Law of New York University. She has also been a Teaching & Research Assistant at Sorbonne Law School, Paris, and taught private international law, introduction to civil law, family law, tort law and company law. For her Ph.D. thesis (summa cum laude, Sorbonne), which she prepared under the co-supervision of Professor Mathias Audit (Sorbonne) and Professor Franco Ferrari (NYU), Yağmur worked on various fraudulent acts that can occur in arbitration and the ways to fight against these practices that she qualified as “arbitral fraud”. Yağmur is the author of a book entitled ‘La fraude et l’arbitrage’ and publishes regularly in arbitration law.
Yağmur holds a Chair at the Academic Council of Racial Equality for Arbitration Lawyers (R.E.A.L.) based in New York, where she also serves as a mentor. Since 2017, Yağmur Hortoğlu has been acting as a legal counsel before the European Court of Human Rights for Turkish applicants. She is also a media contributor on Turkish television news and radio programs and share opinions on topical legal subjects. Yağmur is fluent in English, French and Turkish and proficient in German.

Ahmed Abdel-Hakam is a Partner at Volterra Fietta in London. He is a Solicitor-Advocate (Civil and Criminal Higher Rights of Audience) before the Higher Courts of England & Wales and a French Avocat. He currently sits on the Dispute Resolution Committee of the Law Society of England & Wales. Ahmed’s investment treaty and commercial arbitration experience covers a broad range of sectors, including telecoms, energy and natural resources. Ahmed is sought out by clients for his experience in successfully resolving cases which raise complex questions of international law, such as exploitation of natural resources in disputed territories, the status of private and public property following state secession, and the impact of civil unrest/war over the operation of energy and construction projects.

Colleen practices as a barrister and arbitrator at Twenty Essex Chambers in London. She specialises in commercial law with a particular focus on international trade, energy, shipping and international arbitration. Colleen frequently appears as counsel, and also sits regularly as an arbitrator in, LCIA, LMAA and ICC disputes. She is also a fully accredited mediator. For many years Colleen has been recommended as a leading junior by Chambers & Partners and the Legal 500 in both shipping and commodities disputes. Colleen is called to the Bar of England & Wales (2003), the Bar of Ireland (2017) and has full rights of audience before the AIFC Court in Astana, Kazakhstan. She holds a BA (Hons) in Jurisprudence from Oxford University, an LLM in European and International law from the EUI (Florence) and a Zertifikat in German law from the University of Munich (LMU).

Sonja is a dual-qualified Associate in the International Arbitration team at Norton Rose Fulbright in Brisbane. She is admitted in Ireland, England, and Wales, and holds a PhD on procedural transparency in investor-State arbitration. She is also an Associate of the Chartered Institute of Arbitrators.
Prior to moving to Australia in 2023, Sonja was an Adjunct Assistant Professor at Trinity College Dublin, where she designed and taught the LLM module on International Dispute Resolution covering investor-State arbitration and proceedings before the Court of Arbitration for Sport.
Sonja continues to guest-lecture on investor-State arbitration whenever she is back in Dublin.

David is a partner in Allen & Overy’s International Arbitration Group. He has 20 years’ experience in international arbitration, with a focus on international commercial arbitration, investment treaty arbitration and public international law. David is qualified in Ireland, England & Wales and New York. He has an undefeated track record of success in investor-state arbitration, acting both for investors and for states over the last two decades. His recent matters include representing Vodafone in its investment treaty win against India (where the amount in dispute exceeded USD 5 billion); successfully defending Cyprus in a EUR 1 billion investment treaty claim arising out of the Eurozone financial crisis; and acting for two Dutch subsidiaries of NextEra Energy in ICSID claims resulting in an award of more than EUR 290 million against Spain under the Energy Charter Treaty). His victories have won International Arbitration Team of the Year twice, most recently in 2021 (Legal Business Awards). Law 360 has named David as an MVP for International Arbitration. He has also been recognised by multiple directors including Chambers, Legal 500 and Who’s Who Legal: Arbitration, which describe him as “an outstanding talent” and “nothing but exceptional”.

Campbell is a chartered accountant, EY’s Global Claims & Disputes Leader and a Senior Partner in the Forensic & Integrity Services practice. He has over 25 years’ experience in the provision of financial claims, dispute resolution and forensic accounting services. Prior to this, he worked as an external auditor for three years. He regularly provides expert evidence and testimony across multiple jurisdictions, courts and tribunals. He has extensive experience dealing with the C-suite, advising on sensitive and complex matters.

David Kavanagh KC is European co-head of the International Litigation and Arbitration Group at Skadden. Based in London, he focuses on complex international arbitration and cross-border litigation. Mr. Kavanagh was part of the group named International Arbitration Team of the Year at the 2017 Legal Business Awards and named among Law360’s 2016 Practice Groups of the Year for international arbitration.

John is a partner in the Dispute Resolution team at Fieldfisher in London. His practice involves a mix of International Arbitration English High Court and Appeal Court litigation. He is acting on and has been involved in LCIA, ICC, LME, LMAA, EAA and ad hoc arbitrations – involving parties in various different jurisdictions – and in several ICSID arbitrations. He has also been appointed as an arbitrator in an LCAM arbitration. John’s diverse client base includes major domestic and international companies including clients in the sports, travel and retail industries, as well as private equity houses, insolvency practitioners and individuals seeking to pursue their commercial interests. Earlier this year, John was elected as Vice-President of the London Solicitors Litigation Association with a membership of nearly 4,000 London-based solicitors.

Andy is the global chair of Baker McKenzie’s international arbitration group and also leads the firm’s dispute resolution team in London. He advises clients on international, commercial and investment treaty arbitration as well as in complex, often multijurisdictional litigation, mediations and expert determinations. Andy also advises clients on issues pertaining to private and public international law.

Patricia Nacimiento, Dr. iur., leads the German dispute resolution team and the EMEA international arbitration team of Herbert Smith Freehills. She specializes in Public International Law and investment disputes, with over 25 years of experience. She has extensive experience both as counsel under the rules of numerous arbitration institutions – including ICC, ICSID, SCC, CIETAC, DIS, LCIA, ICDR, Swiss Chamber of Commerce, Indian Council of Arbitration, and the Danish Institution of Arbitration as well as ad hoc proceedings. Patricia has been appointed by the German government to the ICSID list of arbitrators since 2007. She has also vast experience in arbitration related court proceedings and leads multi-national teams in enforcing or defending against enforcement of international awards.
Patricia is a native German speaker and is fluent in English, Spanish, French and Italian. She teaches investment disputes at the Universities of Berlin, Heidelberg and Saarland, and excels as an editor of a leading commentary on Arbitration in Germany and on the New York Convention on the Recognition and Enforcement of Foreign Arbitral Awards. For years, Patricia has been listed as a leading disputes expert in renowned rankings and directories globally.

Gordon practises at Twenty Essex in London and Singapore and Alphalex-Avocats in Brussels. He is a member of the Bars of England and Wales and Ireland, and a foreign member of the Dutch Brussels Bar. He specialises in international arbitration and cross-border litigation, often appearing in cases involving State entities and complex issues at the intersection of commercial, EU and human rights law. As well as acting as counsel Gordon accepts appointments as arbitrator and mediator. He frequently acts as co-counsel with advocates in other common law and European jurisdictions. Gordon began his career as a commercial litigation solicitor. He moved to the Bar via the Secretariat of the former European Commission of Human Rights and the UK Parliamentary Counsel Office, where he worked on major pieces of legislation including the Human Rights Act 1998, Competition Act 1998 and Financial Services and Markets Act 2000. Gordon formerly served as Leader of the European Circuit and Chair of the (English) Bar Council’s EU Law Committee. He is a regular contributor to professional journals and training events on arbitration and related topics.

Pierre Pic graduated in international law from the Paris II – Panthéon Assas University in 1993. He was admitted to the bar of Paris in 1996. He has practiced international arbitration since that date, first with a global law firm and then as a partner of Teynier Pic which he co-founded in 2004.
Pierre Pic appears as counsel in cases administered by the main arbitration centers (ICC, ICSID, AAA, SCC, AFA and OHADA) and also before ad hoc arbitral tribunals. He is also regularly appointed as arbitrator.
He is the former chair of the International Arbitration Committee of the Paris Bar, a member of the board of the Arbitration Academy and a former teaching assistant (International Arbitration) at the Paris X-Nanterre university.

Rossa Fanning was appointed as Attorney General of Ireland on 17 December 2022. Prior to his appointment, he was a Senior Counsel at the Irish Bar with a varied caseload spanning commercial law, judicial review, defamation and privacy law. He was called to the Irish Bar in 1999 and became a Senior Counsel in 2016. He is a CEDR Accredited Mediator and was admitted to the Bar of Northern Ireland in 2019. He was awarded BCL and LLM degrees from University College Dublin and holds an LLM from the University of Michigan.

Suzanne is recognised globally for her expertise in international law, international arbitration and business and human rights. Prior to founding Paxus, she spent twenty years practicing in these areas with leading global law firms in London and New York. Most recently, she was a Partner in the Litigation, Arbitration & Investigations Group at Allen & Overy, where she co-headed the Global Business & Human Rights Practice and co-founded the ESG Group. Originally from California, Suzanne is admitted in New York and practiced as a foreign registered lawyer in London for many years. She is also Associate Professor of Law at the University of Notre Dame Law School.

Natascha Tunkel is a partner at KNOETZL and has over 15 years of experience in the field of complex dispute resolution as counsel in litigation and arbitration. She regularly sits as arbitrator under the major arbitral rules and is also a sought-after mediator. Her experience covers a wide array of disputes and industries. Natascha stands out for her exceptional in-depth knowledge of procedural law and is regularly called upon in cases which require action in different forums. Her skill set enables her to provide sophisticated analysis and effective solutions for her clients. Natascha is recognised by Lexology as a Global Elite Thought Leader.

Conna Weiner has been a full-time domestic and international arbitrator and mediator for over a decade with a focus on complex commercial disputes and specialties in life sciences (pharma, medical devices, vaccines, gene therapy and related areas), healthcare and technology matters. She is a Fellow in the Charter Institute of Arbitrators and the College of Commercial Arbitrators. After the University of Chicago Law School, she began her career as a litigation associate at the firm of Paul, Weiss, Rifkind, Wharton & Garrison in New York, and then moved in-house to life sciences companies such as Novartis, including global positions as a General Counsel, in the United States and Switzerland, working on a wide range of matters including transactions, regulatory, intellectual property, litigation and regulatory issues.

Janet is a highly regarded lawyer and policy professional with extensive experience in international arbitration and issues at the intersection of international law, human rights, sustainable development, and international trade and investment. She is currently senior counsel (formerly a partner) at Clifford Chance LLP and a non-resident Senior Fellow at the Center for Strategic and International Studies. She also sits as an arbitrator.

Matthew is a Vice-President at JAMS. He is responsible for all northeast US and mid-Atlantic operations for the largest private provider of dispute resolution services in the world. He joined JAMS 17 years ago and helped open the Philadelphia Resolution Centre. In 2012, he assumed responsibility for the flagship New York Resolution Centre and shortly thereafter took over regional responsibility for the Boston and Philadelphia locations.