Brick Court Chambers

Klaus Reichert SC

Klaus Reichert SC


"A superb arbitrator – one of the best in the market."
The Legal 500 2016
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Klaus Reichert SC specialises in international arbitration with substantial experience in dealing with international disputes across a broad spectrum of complex subject matters, industries and governing laws (both common law and civil law) involving sovereigns and commercial parties from all over the World. He has particular experience as an arbitrator arising from cases administered by ICSID, ICC, LCIA, ICDR and the PCA. He has sat in arbitrations on three-member tribunals on multiple occasions in Paris, London, New York, Geneva, The Hague, Singapore and Washington DC. He has a significant focus on commercial cases located in the United States and is one of the few non-Americans admitted as a Fellow of the College of Commercial Arbitrators (USA). He is a member of the Court of Arbitration for Sport and was an arbitrator with the Basketball Arbitral Tribunal for many years.

He is Vice-Chair of the Executive of the Institute of Transnational Arbitration (Dallas). He was called to the Inner Bar of Ireland (Senior Counsel) in 2010 having been involved as counsel in a large number of leading cases in the field of private international law before the Irish Courts. During the Academic Year 2023-24 he was  the Scholar in Residence at New York University School of Law Center for Transnational Litigation, Arbitration, and Commercial Law. In 2020 he was designated by the Government of Ireland to the ICSID panel of conciliators.

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  • Arbitration M

    Klaus has served as chair, party-appointee or sole arbitrator in more than 250 international disputes, often with very high monetary claims, particularly in arbitrations pursuant to ICSID, ICC, UNCITRAL (via the PCA), LCIA and ICDR Rules. His experience of handling emergency arbitrator procedures includes conducting such cases under the auspices of the ICC, ICDR, SCC and LCIA.

    In his work to date as an international arbitrator he has completed or is currently sitting in cases involving 24 sovereign states from all parts of the World, and has had multiple appointments under the Energy Charter Treaty.

  • Qualifications M

    1990     BCL, University College, Dublin

    1992     Barrister-at-Law Degree, King's Inns, Dublin

                Called to the Irish Bar

    1996     Called to the English Bar (Middle Temple)

    1998     Called to the Bar of Northern Ireland

    2004     CEDR Accredited Mediator

    Post Graduate Diploma, International Commercial Arbitration, Queen Mary, University of London

    2010    Senior Counsel (SC) (Member of the Inner Bar) at the Bar of Ireland

  • Directory Quotes M
    • "He displays impressive mastery of arbitral procedure and a deft touch." (Chambers & Partners 2024)
    • "Klaus is an intelligent barrister with an incredible legal mind. He has a broad scope of knowledge and his work product is excellent." (Chambers & Partners 2024)
    • "Mr. Reichert’s strengths are considerable and include, among others, a very keen intellect, excellent knowledge of the relevant procedures and practices, and a charming and diplomatic manner. He is a polished and experienced international arbitrator, widely respected among his peers." (Legal 500 2024)
    • "He's quick and efficient." "He's knowledgeable and charming."  (Chambers & Partners 2023)
    • "Klaus is efficient, experienced and intelligent. He knows what he’s doing and is well-suited to chair the largest, most complex arbitration cases. He’s also got strong interpersonal skills. He’s respectful of his colleagues, has a good sense of humour and overall is a pleasure to have on a tribunal." (Legal 500 2023)
    • "He is  incredibly responsive, hard-working and really up to date." (Chambers & Partners 2022)
    • "He is very diplomatic and is really on top of the detail." "He is incredibly responsive, hard-working and really up to date." (Chambers & Partners 2021)
    • "A hard-working individual, with intelligence and finesse in communicating with counsel and witnesses and legal skills in dealing with the merits of the case." (Legal 500 2021)
    • Klaus Reichert "deftly navigates all points of the compass," according to sources. He is increasingly appointed as arbitrator on a variety of tribunals such as the ICC and ICSID. Interviewees say: "He is very versatile in dealing with different substantive laws and dispute resolution mechanisms, with a deep understanding of law and legal theory and with excellent people and managerial skills." (Chambers & Partners Global 2020: Most In Demand Arbitrators - Europe-wide)
    • Klaus Reichert of Brick Court Chambers has substantial experience in investment treaty and commercial arbitration, chairing proceedings under the rules of a number of major institutions. A peer says: "He's incredibly responsive and quite capable of chairing the biggest cases." (Chambers & Partners Global 2020)
    • Klaus Reichert SC is an “outstanding counsel and arbitrator” who is recognised as “a superb all-rounder” by impressed sources. (Who's Who Legal - UK Bar: Arbitration 2020)
    • "An extraordinary talent. He is very versatile in dealing with different substantive laws and dispute resolution mechanisms, with a deep understanding of law and legal theory. He has excellent people and managerial skills." (Chambers & Partners 2020)
    • Klaus Reichert SC is an “extremely good counsel and arbitrator” who excels on issues arising from mining, energy and joint ventures. Sources highlight him for his “responsiveness and ability to manage a case well”. (Who's Who Legal - UK Bar: Arbitration 2019)
    • Klaus Reichert of Brick Court Chambers is renowned for his work as arbitrator in diverse commercial and investor-state cases, including those subject to UNCITRAL, SCC and ICSID rules. One interviewee appreciates that he "gets to things efficiently and does it very diplomatically." Another notes: "From his background as an advocate he is quite skilled at boiling arguments down to their essence and to what is reliable. He has superb insights and is very collegial on a tribunal." (Chambers & Partners Global 2019: Most In Demand Arbitrators - Europe-wide)
    • Klaus Reichert SC of London's Brick Court Chambers has extensive experience as both presiding and party-appointed arbitrator in high-stakes contractual and treaty disputes. Sources effuse about his "superb reputation" in the field and report that "he is phenomenal and in high demand." (Chambers & Partners Global 2019: Most In Demand Arbitrators - Global-wide)
    • "Tremendously thoughtful and prepared as an arbitrator." "A standout arbitrator who is incredibly polite and very analytically astute. He clearly has a strong intellect." (Chambers & Partners 2019)
    • "Deftly navigates all points on the compass." (Legal 500 2018-19)
    • "He is great. A very effective chair with a no-nonsense approach that focuses on the issues." (Chambers & Partners 2018)
    • "A very bright, sound lawyer, who is a pleasure to work with." (Legal 500 2017)
    • "Competent, calm, able and always on top of his file." (Legal 500 2017)
    • "He is especially well regarded in the USA, Brazil, Paris and London." (Chambers & Partners 2017)
    • "Very fair and commercially minded." "Good at coming up with pragmatic and interesting solutions to problems." (Chambers & Partners 2017)
    • "A superb arbitrator – one of the best in the market." (Legal 500 2016)
    • "Knowledgeable and charming." (Legal 500 2016)
    • "A seasoned counsel and arbitrator, with substantive experience sitting as arbitrator in commercial and investment treaty arbitrations. His international practice has seen him act as arbitrator in many of the major centres for arbitrators, including London, New York, Geneva and Stockholm. Strengths: "He is terrific. He stands out for his technical prowess and his team behaviour." (Chambers & Partners 2016)
    • "He is a very well-regarded and sensible co-ordinator of a tribunal." (Chambers & Partners 2015)
    • "It's an excellent experience working with him. He has particular strength in understanding the arbitration process." (Chambers & Partners 2014)
    • "Another experienced advocate and arbitrator at this set is Klaus Reichert. His practice encompasses the full spectrum of commercial and investment treaty arbitration, and he is respected for his "sensible and measured approach." " (Chambers & Partners 2013)
    • "The ‘very impressive' Klaus Reichert SC is ‘an exceptional lawyer' with ‘superb cross-examination skills'." (Legal 500 2012)
    • "Klaus Reichert is widely recognised as an up-and-coming" international arbitrator within chambers. His recent appointment for the first joint LCIA/DIFC dispute is of particular note." (Chambers UK 2012)