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Clifford Chance

Clifford Chance
Monika Diehl

Monika Diehl

Counsel

Counsel
Monika Diehl

Monika Diehl focuses on dispute resolution, including commercial and investment arbitration, and is a member of our International Arbitration Group.

She has many years of experience representing clients in complex litigation and international arbitration disputes spanning a variety of sectors, including oil & gas, renewables, infrastructure, real estate, TMT and finance. She has a notable track record in investment treaty arbitrations, with a particular focus on the CEE region. Her expertise is further enriched by the time spent on secondment with the Frankfurt international arbitration team. She also has extensive experience in cross-border regulatory and white-collar crime internal investigations, as well as compliance.

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Contact details

Career and qualifications

  • University of Warsaw, Faculty of Law and Administration 2012
  • University of Warsaw, Faculty of Journalism and Political Sciences (International Relations) 2012
  • Joined Clifford Chance 2012
  • Admitted as an advocate (adwokat) in Poland 2016

Professional bodies

  • Member of the Warsaw Bar Association (ORA w Warszawie)
  • Member of the ICC Poland National Committee
  • Member of the ICC Commission on Arbitration and ADR
  • Member of the ICC Poland Compliance Commission

Awards and citations

  • I would point out our work with Monika Diehl, who has demonstrated a fantastic sense for fruitful cooperation with us, a keen sense for the client’s needs and objectives and a thorough experience of related matters. It was a true pleasure to work with her.
    Legal 500 EMEA 2024: Dispute Resolution – Poland
  • Received an honourable mention in the "Female Attorney of the Year 2020" awards organized annually by the Polish Supreme Bar Council
  • Nominated in the Rising Stars Lawyers – Leaders of Tomorrow 2020, competition organized by Wolters Kluwer in Poland