About Klaus-A.
Klaus-A. Gerstenmaier: Leading International Arbitration and Litigation Counsel
Klaus-A. Gerstenmaier is a distinguished legal professional renowned for his exceptional expertise in arbitration and litigation, with a proven track record of success across complex international disputes. For decades, Dr. Gerstenmaier has served as a vital contributor to the global legal landscape, consistently recognized as a leading arbitrator and counsel by numerous prestigious organizations and legal publications. His deep understanding of international law, combined with meticulous preparation and strategic advocacy, consistently delivers superior outcomes for his clients.
Dr. Gerstenmaier's career is distinguished by a commitment to excellence, demonstrated through his extensive academic background, extensive practical experience, and consistent recognition as a top legal professional. He lectures and publishes regularly, notably specializing in arbitration law and serving as a lecturer for International Arbitration at the University of Konstanz. His involvement with prominent organizations – including the ICC International Court of Arbitration, the German Arbitration Institute (DIS), the International Bar Association (IBA), and numerous supervisory boards – underscores his leadership role within the arbitration community.
Practice Areas
- Arbitration and Mediation: Dr. Gerstenmaier possesses extensive experience in representing clients in a wide range of arbitration proceedings, advising on strategy, conducting thorough investigations, and presenting compelling arguments before arbitral tribunals.
- International Arbitration: His core expertise lies in international arbitration, navigating the complexities of cross-border disputes, and ensuring compliance with international arbitration rules and procedures.
- Litigation: Dr. Gerstenmaier’s litigation skills are equally refined, providing strategic legal counsel and robust representation in court proceedings.
Dr. Gerstenmaier’s unparalleled success is reflected in a remarkable series of awards and accolades, solidifying his position as a global leader in his field:
Awards & Recognition
- Lawyer of the Year: Dr. Gerstenmaier has been honored with the prestigious “Lawyer of the Year” award multiple times across various categories including Arbitration and Mediation, International Arbitration, and Litigation within the Baden-Württemberg region of Germany. Specifically, he has been recognized as Lawyer of the Year for Arbitration and Mediation (2025, 2024, 2022, 2020, 2017), Lawyer of the Year: Litigation, Stuttgart (2014-15), and Lawyer of the Year: Arbitration and Mediation, Baden-Württemberg, Germany (2019).
- Recognized by Leading Legal Directories: He is consistently recognized as a leading attorney by prominent legal directories, including Chambers & Partners (Category 1 of the “Most in Demand Arbitrators Germany” in Europe and Global), Leaders League (“best arbitrator 2023”), JUVE (frequently recommended for arbitration (“efficient conduct of proceedings; excellent commercial comprehension”)), Best Lawyers (Germany’s Best Lawyers 2023 & 2022 for Arbitration and Mediation, International Arbitration and Litigation), Legal 500 Germany/EMEA (Recommended for national and international arbitration), and Who’s Who Legal (Global Leader Arbitration and National Leader Arbitration – “extraordinarily well-prepared and so very smart”).
- Best Attorney USA: Recognized in Best Attorney USA since 2009
Education & Credentials
- Dr. jur. – University of Göttingen
- Lecturer for International Arbitration – University of Konstanz
- Member of the ICC International Court of Arbitration, Paris
- Member of the Board of the German Arbitration Institute (DIS)
- Past Chair of the Litigation Committee of the International Bar Association (IBA)
- Current Chair and Member of Various Supervisory Boards
Dr. Gerstenmaier’s dedication to upholding the highest standards of legal practice has established him as a highly sought-after and trusted advisor for clients worldwide. He is committed to providing strategic legal counsel, meticulous advocacy, and achieving favorable outcomes in even the most complex and challenging legal situations. His expertise spans a broad range of industries, reflecting his versatility and adaptability within the dynamic international legal landscape.
Practice Areas
Awards & Recognition
- Lawyer of the Year: Arbitration and Mediation, Baden-Württemberg, Germany (2025)
- Lawyer of the Year: International Arbitration, Baden-Württemberg, Germany (2024)
- Lawyer of the Year: Arbitration and Mediation, Baden-Württemberg, Germany (2022)
- Lawyer of the Year: International Arbitration, Baden-Württemberg, Germany (2020)
- Lawyer of the Year: Litigation, Baden-Württemberg, Germany (2019)
- Lawyer of the Year: Arbitration and Mediation, Baden-Württemberg, Germany (2017)
- Lawyer of the Year: Litigation, Stuttgart, Germany (2014-15)
- Recognized: Arbitration and Mediation
- Recognized: International Arbitration
- Recognized: Litigation
- Leaders League 2023: named as „best arbitrator 2023“, recommended for „international arbitration“
- WirtschaftsWoche "Top Attorney 2022" for arbitration
- JUVE 2022/2023: frequently recommended for arbitration ("efficient conduct of proceedings; excellent commercial comprehension", competitors; arbitrator)
- Best Lawyers 2023 “Germany´s Best Lawyers 2023” for Arbitration and Mediation, International Arbitration and Litigation
- Legal 500 Germany/EMEA 2022: Recommended for national and international arbitration
- JUVE 2021/2022: often recommended for arbitration/mediation ("continues to be a strong performer" (competitor)
- Best Lawyers 2022: “Lawyer of the Year 2022” for Arbitration and Mediation and „Germany´s Best Lawyers 2022“ for International Arbitration and Litigation
- Chambers & Partners 2021: Category 1 of the „Most in Demand Arbitrators Germany“ in Europe and Global
- Best Lawyers 2021: “Germany´s Best Lawyers 2021” for Arbitration and Mediation, International Arbitration and Litigation
- Who’s Who Legal 2021: Global Leader Arbitration and National Leader Arbitration (“extraordinarily well-prepared and so very smart”, “one of the greatest arbitrators in the market”)
- JUVE 2020/2021: frequently recommended for arbitration/mediation „excellent lawyer and very well prepared" (competitor)
- Legal 500 Germany/EMEA 2020: Recommended for national and international arbitration
- Who’s Who Legal 2020: “Global Leader” in arbitration und “National Leader” in arbitration and litigation, "...is widely respected for his top-tier arbitration practice and is hailed as 'very efficient', 'brilliant' and 'one of the best around'.
- Best Lawyers 2020: “Germany´s Best Lawyers” and „Lawyer of the Year“ for arbitration and mediation, international arbitration and litigation
- JUVE 2019/2020: Frequently recommended for arbitration and mediation, „thorough, very committed (competitor; arbitrator)
- Chambers and Partners: Volume 1 of the “Most in Demand Arbitrators – Germany”
- Best Lawyers 2019: “Lawyer of the Year” for litigation
- Who’s Who Legal 2018/2019: Recommended as “Thought Leader” in Arbitration
- JUVE 2017/2018: Frequently recommended for arbitration (“very experienced, efficiently-conducted procedure ”)
- Expert Guides Commercial Arbitration 2017: Once again recommended as “Best of the Best” (World’s top 30 practitioners)