AS ARBITRATOR

- Co–arbitrator, European and Brazilian Companies v. Brazilian State Entity, ICC, charter and services agreements relating to offshore energy infrastructure, Brazilian law, Portuguese language (2026)
- Co–arbitrator, Colombian Company v. Public Entity, ICDR, concession agreement for the construction of public infrastructure, Colombian law, Spanish language (2026)
- Sole Arbitrator, Spanish National v. Spanish Company, CAM–Madrid, provision of service agreement (corporate context), Spanish language (2026)
- Sole Arbitrator, Spanish National v. Spanish Company, ICC, share purchase agreement, Spanish law, Spanish language (2025)
- Co–arbitrator, Peruvian Company v. Peruvian Public Entity (III), CCL, public works contract for health infrastructure, Peruvian law, Spanish language (2025)
- Sole Arbitrator, Mexican Company v. Mexican Company, CAM–México, civil works contract, Mexican law, Spanish language (2025)
- Presiding Arbitrator, Mexican Company v. Mexican Financial Institution, ICC, operations and maintenance contract, Mexican law, Spanish language (2025)
- Co–arbitrator, natural person v. Venezuelan Company, ICC, guarantee agreement, Panamanian law, Spanish language (2024)
- Co–arbitrator, Peruvian Company v. Peruvian Public Entity (II), CCL, public works contract for health infrastructure, Peruvian law, Spanish language (2024)
- Co–arbitrator, Peruvian Company v. Peruvian Public Entity (I), CCL, public works contract for health infrastructure, Peruvian law, Spanish language (2024)
- Sole Arbitrator, Spanish Company v. Spanish Company, CAM–Madrid, provision of services agreement, ex aequo et bono and Spanish language (2024)
- Sole Arbitrator, Spanish Company v. Spanish Company, ICC, license and supply contract, Spanish law, Spanish language (2023)
- Sole Arbitrator, Turkish Company v. Spanish Company, CIAM, manufacturing and supply contract, Spanish law, Spanish language (2022)
- Co–arbitrator, natural person v. Peruvian businessmen association, Peruvian Amcham Arbitration Center, Peruvian law, Spanish language (2022)
- Sole Arbitrator, Spanish Company v. Multinational Spanish Company, ICC, consulting services contract, Spanish law, Spanish language (2022)
- Presiding Arbitrator, Spanish Company v. Spanish Financial Institution, CAM–Madrid, financial derivatives contract, Spanish law, Spanish language (2020)
- Co–arbitrator, Spanish Company v. Spanish Company, CAM–Madrid, franchise agreement, Spanish law, Spanish language (2020)
- Sole Arbitrator, Spanish Company v. Spanish Insurance Company, CEA, credit insurance contract, Spanish law, Spanish language (2020)
- Sole Arbitrator, Spanish Natural Gas Supplier v. Swiss Commodities Trader, ICC, international sale and purchase contract, Spanish law, Spanish language (2020)
- Sole Arbitrator, Spanish Lessor v. Spanish Lessee, CAM–Madrid, commercial lease contract, Spanish law, Spanish language (2019)
- Sole Arbitrator, Spanish Company v. Spanish Company, CAM–Madrid, breach of service contract, Spanish law, Spanish language (2017)

AS MEMBER OF A DISPUTE BOARD

- DB Member, International Consortium v. Latin American State–owned Company, ICC, USD 1.5 billion construction project, FIDIC contract, Spanish language (2021)

AS TRIBUNAL SECRETARY

- Administrative Secretary, Austrian Company v. Russian and Dutch Companies, ICC, long-term natural gas supply and commercialization agreement, Swiss law, English language (2024)
- Administrative Secretary, Saudi Arabian Company v. Spanish and Saudi Companies, ICC, consulting services contract, Spanish law, English language (2023)
- Administrative Secretary, French Company v. Global law Firm, PCR, legal services engagement contract, US law, English language (2022)
- Administrative Secretary, American Company v. French Company, ICC, supply and installation contract, English language (2019)
- Administrative Secretary, Russian Company and Local Subsidiary v. Latin American State–owned Corporation, CAM–Santiago, English and Spanish languages (2019)
- Assistant to the Tribunal, Gramercy Funds Management LLC and Gramercy Peru Holdings LLC v. Republic of Peru, UNCITRAL (administered by ICSID), investment arbitration under TPA US–Peru, English and Spanish languages (2018)
- Administrative Secretary, Russian Company v. Eastern European State, UNCITRAL, investment arbitration under multilateral treaty, English language (2018)
- Administrative Secretary, Latin American Electricity Company v. State–owned Electricity Corporation, ICC, Spanish language (2018)
- Administrative Secretary, International Construction Company v. Central American Public Agency, ICC, construction contract, Spanish language (2018)
- Assistant to the Tribunal, Carlyle Group and others. v. Kingdom of Morocco, ICSID Case No. ARB/18/29, US–Morocco Free Trade Agreement, English language (2019)
- Administrative Secretary, Pawlowski AG and Project Sever S.R.O. v. Czech Republic, ICSID Case No. ARB/17/11, investment arbitration under BIT, English language (2017)
- Administrative Secretary, Virgin Islands Company v. Colombian Company, ICC, shareholders’ agreement, Colombian law, Spanish language (2017)
- Administrative Secretary, Lebanese Bank v. Several Borrowers, LCIA, loan agreement, English law and language (2017)
- Assistant to the Arbitral Tribunal, Glencore International A.G. and C.I. Prodeco S.A. v. Republic of Colombia, ICSID Case No. ARB/16/6, investment arbitration under BIT, English and Spanish languages (2016)
- Administrative Secretary, Turkish Company v. North African State, ICC, investment arbitration under BIT, English language (2016)
- Administrative Secretary, International Construction Company v. Central American Public Agency, ICC, construction contract, Panamanian law, Spanish language (2015)
- Administrative Secretary, Mexican Consortium v. Mexican State–owned Corporation, ICC, public service construction agreement, Mexican law, Spanish language (2015)
- Administrative Secretary, Ecuadorian Sellers v. Buyer and Related Companies (Spanish and Ecuadorian), ICC, share purchase agreement, Ecuadorian law, Spanish language (2015)
- Administrative Secretary, Eastern European Company v. Eastern European Republic, ICC, investment arbitration under BIT, English language (2014)
- Administrative Secretary, International Oil Company v. South American National Oil Company, IACAC–CIAC, gas pricing adjustment, Spanish language (2014)
- Assistant to the Arbitral Tribunal, Edenred S.A. v. Hungary, ICSID Case No. ARB/13/21, investment arbitration under BIT, English language (2014)
- Administrative Secretary, Bolivian Company v. Mexican Company and its Mexican parent Company, IACAC–CIAC, shareholders’ agreement, Bolivian law, Spanish language (2012)
- Assistant to the Chairman of the Annulment Committee, Occidental Petroleum Corporation and Occidental Exploration and Production Company v. Republic of Ecuador, ICSID Case No. ARB/06/11, English and Spanish languages (2012)

AS COUNSEL

- Head Legal Counsel in an international arbitration under the Swiss Rules between a German company and an Ecuadorian company for breach of an international sales contract
- Advising international clients on the recognition and enforcement of foreign awards in Spain
- Advising a local firm in a potential SCC arbitration for breach of a distribution agreement
- Participation as member of the team advising a Spanish company in an ICC construction arbitration seated in Lisbon against a Portuguese company
- Representation of a Spanish company in a domestic arbitration administered by CAM–Madrid
- Preparation of a request for interim measures against the enforcement of an ICSID award in Spain
- Participation as member of the team representing a German company in a construction arbitration administered by the Tribunal Arbitral de Barcelona, seated in Barcelona, against the Spanish contractor
- Representation of a Spanish company in a domestic arbitration arising from a share purchase agreement administered by CIMA, seated in Madrid
- Participation as member of the team handling an ICC arbitration seated in Madrid between a Spanish–Polish consortium and a Spanish company

Krystle is relentless in her desire to learn and share knowledge, which is why she has earned a Ph.D. titled 'War Clauses in International Investment Agreements,' jointly awarded by Universidad de Zaragoza and Université Panthéon-Assas Paris II. Her commitment to academia extends to her role as an adjunct professor at IE Law School, one of the most prestigious law faculties in Spain.

TEACHING EXPERIENCE

• Adjunct Professor, International Commercial Arbitration, Masters for Access to the Legal Profession – IE Law School (2020-present).
• Adjunct Professor, Arbitration and Mediation, Masters for Access to the Legal Profession – IE Law School (2016-2018).
• Adjunct Professor, Arbitration, Master for Access to the Legal Profession – University of Navarra (2015- 2020).
• Coach, Annual Willem C. Vis International Commercial Arbitration Moot (Vienna) – IE Law School (2014-2017).
• Adjunct Professor, International Arbitration Advocacy, International Business Law Master – IE Law School (2014-2017).

PUBLICATIONS

• Author, New Actors in Investment Arbitration: the Legitimate Government – Venezuela in Special upcoming Issue of the European Yearbook of International Economic Law, Catharine Titi et al. Springer, 2020 (2021).
• Co-editor, Special edition of the Spanish Arbitration Review dedicated to Commentaries to The Code of Best Practices, 2020.
• Co-author, chapter on The Code of Best Practices in Arbitration Practical Memento 2020-2021, Francis Lefebvre, 2020.
• Co-author, The Use of Evidence Obtained through a State’s Special Antitrust Powers in Investment Arbitration in ‘International Investment Law and Competition Law’, European Yearbook of International Economic Law, K. Fach Gómez et al. Springer, 2019 edition (2020).
• Co-author (Secretary), Code of Best Practices in Arbitration, Spanish Arbitration Club (2019).
• Peer reviewer, International Investment Law and the Law of Armed Conflict, European Yearbook of International Economic Law, Anastasios Gourgourinis et al. Springer, Special Issue, 2019.
• Co-author, Commentary to ICSID Rule 18 – Representation of the Parties in ‘The ICSID Convention, Regulations and Rules: A Practical Commentary’, dir. J. Fouret, R. Gerbay et G.M. Alvarez, Edward Elgar Publishing, 2019.
• Author, case report of BSG Resources Limited, BSG Resources (Guinea) Limited and BSG Resources (Guinea) SARL v. Republic of Guinea (ICSID Case No. ARB/14/22) – Decision on the Proposal to Disqualify All Members of the Arbitral Tribunal of 28 December 2016 in TDM + OGEMID Case Reports, 2017.

LECTURES

• Moderator, “Hot topics in International Arbitration”, International Centre for Dispute Resolution (ICDR) Young & International, Madrid (2022).
• Speaker, “Armed conflicts and international arbitration", round table at the International Arbitration Congress of Peru (2022).
• Speaker, “After Achmea, Komstroy and PL Holdings: the EU is still an attractive foreign investment destination”, Young EFILA, Amsterdam (2022).
• Speaker, “Drafting of Pleadings: Do’s &Don’ts” workshop held during the Coimbra International Arbitration Meeting, Coimbra (2022).
• Speaker, “Working session 1: Diversity in International Arbitration”, in Young Practitioners’ Symposium: Diversity and Efficiency in International Arbitration held during the 23rd Annual IBA Arbitration Day, Istanbul (2022).
• Speaker, “The Intersection between Human Rights and Investment Rights”, in ICC YAF: Human Rights and Investment Rights - Two Sides of the same Coin? held during Frankfurt Investment Moot (2022).
• Speaker, “Drafting Procedural Order No. 1”, ARBinBRIEF - Season 1 Episode 4 (2021).
• Speaker, “Introduction to the Use and Appointment of Arbitral Secretaries”, Young ICCA Workshop (2021).
• Moderator, “Setting the stage: arbitrator interviews, conflicts and disclosures”, Push for Parity: season 2, ERA Pledge Young Practitioners Subcommittee (YPSC) (2021).
• Speaker, “Risk and Error in Arbitration: Perspectives from Different Players”, Under 40 Session of the XIV Congress of the Centro de Arbitragem Comercial (Portuguese Chamber of Commerce and Industry) (2021).
• Moderator, “Novelties on the IBA Rules on the Taking of Evidence in International Arbitration”, Venezuelan Arbitration Association (2021).
• Speaker, “Careers in Arbitration: opportunities and challenges for German and Spanish lawyers”, Spanish Arbitration Club (2021).
• Moderator, “New Opportunities for Arbitration Lawyers: climate change, outer space and human rights”, YAWP – Young ArbitralWomen Practitioners (2021).
• Moderator, “Arbitral parents: how to survive as a parent in international arbitration”, ERA Pledge YPSC (2021).
• Speaker, “Redefinition of the «seat of arbitration»”, III Women in Arbitration IPA (2021).
• Speaker, “Getting your first appointment-insights from practitioners”, Push for Parity, ERA Pledge YPSC (2020).
• Speaker, “Place of Arbitration and Applicable Law”, webinar, Peruvian Institute of Arbitration and Madrid International Arbitration Center (2020).
• Speaker, “New trends and challenges in investment arbitration”, webinar, Venezuelan Arbitration Association – AVA, Madrid-Washington-NY (2020).
• Speaker, “Italian launch of the Code of Best Practices of the Spanish Arbitration Club”, webinar Italian Chapter of the Spanish Arbitration Club (2020).
• Speaker, “Code of Best Practices of the Spanish Arbitration Club”, Ecuadorian Chapter of the Spanish Arbitration Club, Madrid-Quito-Guayaquil (2019).
• Speaker, “Arbitration and Construction: multiparty and multi-contract arbitration”, IV Curso de contrataciones y arbitraje: contratando con el estado, Pontificia Universidad Católica, Lima (2019).
• Speaker, “Actors in International Investment Law: Beyond Claimants, Respondents and Arbitrators”, Colloquium, Paris (2019).
• Speaker, “Code of Best Practices of the Spanish Arbitration Club”, Venezuelan Arbitration Association – AVA, Caracas-Madrid (2019).
• Speaker, “How to break into International Arbitration”, ICC YAF – IASC, Madrid (2019).
• Speaker, “Jurisdiction and Enforcement: that is the issue”, Italian Chapter of the Spanish Arbitration Club and CEA Mujeres, Rome (2019).
• Moderator, “The NY Convention and Investment Arbitration”, 60 Years of the New York Convention on the Recognition and Enforcement of Foreign Arbitral Awards: Key issues and future challenges, Seville (2018).
• Speaker, “Empathy and Efficiency: when arbitrators and lawyers get in each other’s shoes to benefit the proceedings”, 2018 Arbitration Open, Madrid (2018).
• Speaker, “IBA Arb40-YIAG Symposium”, 21st Annual IBA Arbitration Day, Buenos Aires (2018).
• Speaker, “A Training Session on the IBA Arb40’s Toolkit for Arbitral Award Writing”, CEA-40 and IBA Arb-40 Committee, Madrid (2017).
• Speaker, “Don’t yell, I am not deaf! Communication difficulties when solicitor and arbitrator do not share the same mother tongue”, II Madrid Vis Pre-Moot conference, Madrid (2017).
• Speaker, “Recent trends in practical issues of Investment Arbitration”, FIAMC Pre-moot conference, Moscow (2017).
• Moderator, “Guerrilla tactics in International Arbitration in Latam”, CEA-40 and ICC-YAF, Panama City (2016).
• Moderator, “Settlement of Investment Disputes: At a cross-roads?”, CEA-40 Special event featuring: Gabrielle Kaufmann-Kohler, Madrid (2016).
• Speaker, “New ICC policies to promote transparency and efficiency”, ICC YAF meets CEA-40, Madrid (2016).
• Moderator, “Claims under the ECT against Spain and Italy”, Arbit meets CEA-40, Rome (2015).
• Moderator, “Investment Arbitration: hot procedural issues”, IX CEA-40 Annual Meeting in Madrid, CEA-40 (2015).
• Speaker, “Document Production”, III International Arbitration Congress in Barcelona, ICAB (2014).