Leigh-Ann Mulcahy, QC is listed by the legal directories as a leading silk in four fields (Professional Negligence, Consumer & Product Liability, Insurance and Administrative & Public Law). Leigh-Ann has wide advocacy experience at all levels, with a particular specialism in appellate advocacy, as well as in domestic and international arbitration. She has appeared in five cases before the Supreme Court and House of Lords. She is a Deputy High Court Judge and a Senior Decision-Maker for the Guernsey Financial Services Commission. She also acts as an arbitrator, mediator and expert determiner. She has been described by the legal directories as “ferociously bright”, an “iron fist in a velvet glove” who produces “stunning performances” in court.

Leigh-Ann Mulcahy's picture
  • Year Qualified


    Year appointed QC



    University of Cambridge: MA
    Osgoode Hall Law School, York University (Canada): LLM
    King's College, London: Diploma in EC Law


    London Common Law and Commercial Bar Association
    Professional Negligence Bar Association
    Administrative Law Bar Association
    BIICL Product Liability Forum


    Barrister, England & Wales
    Barrister, Ireland
    CEDR-Accredited Mediator