Ms. Harris assists experts in preparing reports and financial models to quantify damages in both litigation and arbitration settings. Her experience includes advising parties on damages and valuing companies or projects in various sectors, including oil & gas, manufacturing, and banking.
Abi Harris is a testifying expert who regularly advises on complex issues involving valuation, accounting, and damages quantum, including shareholder, post-transaction, and contractual disputes. She has worked on matters in a number of different sectors, including oil & gas, mining, manufacturing, and financial services. She has advised on disputes spanning the Middle East, the Commonwealth of Independent States, Europe, Asia, and Africa.
Ms. Harris has worked on matters before the UK High Court and arbitrations brought under ICSID, ICC, and LCIA rules. She has also been appointed as expert in a valuation matter before a UK Crown Court.
Ms. Harris is a Chartered Accountant and a member of the Institute of Chartered Accountants in England and Wales. She is listed as a future leader in Who’s Who Legal: Arbitration.
Before joining Secretariat, she was a member of Versant Partners (acquired by Secretariat) and worked in the disputes practice of an international consulting and expert services firm.
The Guide to Energy Arbitrations: Expert Evidence
Joe Skilton and Abigail Harris authored “Expert Insights”, a contribution to Global Arbitration Review’s The Guide to Energy Arbitrations. They explore how expert evidence is crucial for resolving complex disputes in energy arbitrations, where the independence and collaboration of specialists can make or break the tribunal’s decision-making process.
Why Funder Forecasts Don’t Belong in Royalty Analysis
This article originally appeared on Law360 on June 24, 2025. In a recent article published by Law360, Managing Director Rick Eichmann explores the economic reasoning behind the U.S. District Court’s decision in Haptic Inc. v. Apple Inc. and why prelitigation funding forecasts should not be conflated with royalty analyses in patent litigation. Eichmann explains how models developed for […]
SFO’s ‘Cast-Iron Guarantee’ on Self-Reporting Comes With Fine Print
Ben Boorer, writing for Corporate Compliance Insights, examines the UK Serious Fraud Office’s clearest commitment yet to corporate self-reporting, offering a “cast-iron guarantee” of DPA negotiations for companies that self-report and cooperate. The guidance sets out defined timelines intended to bring greater predictability, but uncertainties remain around how much investigation is expected before reporting, what […]