Constance is an experienced delay expert with over a decade of international experience who has been appointed as a testifying expert in complex international arbitrations.
She is recognised for her analytical rigor, technical precision, and ability to communicate complex findings clearly in arbitration and dispute resolution contexts. Her career spans leading engineering and expert consultancy firms, where she has prepared expert reports and strategic analyses for major projects across sectors including buildings, transport, utilities, telecommunications, and energy. Earlier in her career, she worked in civil and structural engineering roles in both the UK and France, contributing to large-scale masterplanning and infrastructure design projects.
Constance combines deep technical knowledge with strategic insight. She brings an international perspective to her work and is adept at managing multidisciplinary teams and technically complex assignments.
Constance is an active contributor to the arbitration and expert witness community. Her work is defined by integrity, collaboration, and a commitment to delivering clear, evidence-based insights that support fair and effective dispute resolution.

Career highlights
- Appointed as a testifying delay expert in complex international arbitrations.
- Worked across multiple sectors including buildings, transport, utilities, telecommunications and energy.
- Spoken at major industry events, including Paris Arbitration Week 2023, where she participated in the panel “Expectations Towards Experts in Arbitration: A Woman’s Point of View”.
- Actively promotes diversity and excellence in expert testimony through forums such as the Equal Representation for Experts (ERE) Pledge.
- Career spanning leading engineering and expert consultancy firms.
Qualifications
- Civil Engineer graduate of the École Nationale d’Ingénieurs de Saint-Étienne (ENISE).
- Member, Society of Construction Law.
- Fluent in both French and English.
Constance
Beauchamps
Director

Constance
Beauchamps
Director
Constance is an experienced delay expert with over a decade of international experience who has been appointed as a testifying expert in complex international arbitrations.
She is recognised for her analytical rigor, technical precision, and ability to communicate complex findings clearly in arbitration and dispute resolution contexts. Her career spans leading engineering and expert consultancy firms, where she has prepared expert reports and strategic analyses for major projects across sectors including buildings, transport, utilities, telecommunications, and energy. Earlier in her career, she worked in civil and structural engineering roles in both the UK and France, contributing to large-scale masterplanning and infrastructure design projects.
Constance combines deep technical knowledge with strategic insight. She brings an international perspective to her work and is adept at managing multidisciplinary teams and technically complex assignments.
Constance is an active contributor to the arbitration and expert witness community. Her work is defined by integrity, collaboration, and a commitment to delivering clear, evidence-based insights that support fair and effective dispute resolution.
Career highlights
- Appointed as a testifying delay expert in complex international arbitrations.
- Worked across multiple sectors including buildings, transport, utilities, telecommunications and energy.
- Spoken at major industry events, including Paris Arbitration Week 2023, where she participated in the panel “Expectations Towards Experts in Arbitration: A Woman’s Point of View”.
- Actively promotes diversity and excellence in expert testimony through forums such as the Equal Representation for Experts (ERE) Pledge.
- Career spanning leading engineering and expert consultancy firms.
Qualifications
- Civil Engineer graduate of the École Nationale d’Ingénieurs de Saint-Étienne (ENISE).
- Member, Society of Construction Law.
- Fluent in both French and English.