Claire Mallon

Claire specialises in complex and large disputes in HWL Ebsworth’s commercial litigation group.

Claire provides technical and practical advice on litigated claims arising from breach of duty of care, contractual disputes, and regulatory enforcement.

She has diverse experience across various sectors including banking and financial services, construction and infrastructure, defence, government, corporate governance, taxation, energy and resources, insurance, health, commercial contracting, agribusiness, competition and consumer law, technology and transport.

She has appeared in all state courts and the Federal Court of Australia (and the English civil courts), and engaged in alternative dispute resolution processes including court-ordered and informal mediation on litigated matters, as well as international arbitration under the ICC Arbitration Rules.

Characteristics of Claire’s approach to litigation is forensic attention to detail, innovative problem-solving and a resolute focus on the most advantageous outcomes for clients


Claire’s experience includes advising:

  • a multinational engineering and construction company on project and document management of an international arbitration with a dispute value up to AUD $1 billion including targeted review of several million documents using Nuix Discover as well as managing translations of key documents;
  • the Australian Securities Investment Commission in leading preparation of corporate victim evidence in financial services regulatory enforcement against a top tier bank involving alleged manipulation of the Bank Bill Swap Reference Rate; and prosecutions of two national banks for alleged managed investment scheme with a financial adviser;
  • a former managing director of the Australian subsidiary of a trans-national corporation in the successful defence of a criminal prosecution on nine different charges, predominantly, alleged corrupt commissions;
  • a metropolitan bus service company in successful Federal Court proceedings against a national firm of accountants for professional negligence, misleading and deceptive conduct, and deceit;
  • a private investment vehicle in successful proceedings against a law firm for failure to adequately supervise an employee who fraudulently re-directed professional fees and client monies from a cash-settled equity swap held by a foreign bank into his personal bank account;
  • two Australian mining and manufacturing companies in managing and defending high-volume litigated claims for toxic torts; and
  • the UK Ministry of Defence in managing and defending high-volume litigated claims for employer’s liability and medical negligence.

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