Thomson Reuters names eight Keystone Law partners in its Stand-out Lawyers Guide 2026
Andrea James, Andrew Darwin & Anna McKibbin
Matthew is a commercial litigation lawyer with over 30 years’ experience and with specific expertise in super yachts, marine and commercial disputes and fraud, often with an international element. His client base is both domestic and international, having acted for companies and businesses throughout Europe, the Middle East, Asia and many offshore jurisdictions, as well as those in the UK. He also advises private high-net-worth individuals and family offices, foreign lawyers, yacht builders, brokers, charter parties and owners, and major lending institutions.
An approved Privy Council Agent, several of Matthew’s cases have gone to the Supreme Court and European Court of Human Rights. His experience includes claims and disputes concerning commercial contracts, breach of trust, sale of goods, marine litigation disputes, professional negligence, litigation on behalf of insolvency practitioners, fraud and bribery investigations and asset tracing, debt recovery, shareholder and other corporate disputes, and money laundering issues. He is also experienced in all forms of alternative dispute resolution including mediation and arbitration (UNCITRAL, CIArb, ICC,LMAA).
Matthew advises insolvency practitioners on asset tracing, debt recovery, and contentious insolvency matters. He is experienced in director disqualification claims, preference payment recovery, misfeasance actions, and litigation for trustees, administrators, and liquidators.
Experience
Matthew advises on domestic and international arbitration, including LCIA, LMAA, ICC, and UNCITRAL proceedings. He handles yacht, consultancy, and technology disputes, with claims up to $20 million, and is skilled in all ADR forms.
Experience
Matthew advises UAE and KSA clients on complex commercial, fraud, and contract disputes. He is experienced in multi-jurisdictional matters, yacht and property claims, and mediation of high-value shareholder, loan, and tax-related disputes.
Experience
Matthew advises clients on commercial contract, IT, and PFI disputes, joint venture exits, and multi-jurisdictional matters. He has expertise in procurement, fraud, bribery investigations, and shareholder disputes for corporate and private clients.
Experience
Matthew advises on high-profile UK and European litigation, Supreme Court and ECHR cases, and regulatory matters. He has experience in financial services, human rights, and complex multi-party disputes.
Experience
Experience
Matthew is a commercial litigation lawyer with over 25 years’ experience, with specific expertise in commercial disputes, fraud, and tax, often with an international element. His client base is both domestic and international.
Experience
Matthew is a commercial litigation lawyer with over 25 years’ experience in commercial disputes and fraud, often within the maritime industry. His client base is both domestic and international.
Experience
Please note: The experience list above may include examples of work completed prior to joining Keystone Law.
Recognised as a Leading Individual in The Legal 500 for Commercial Litigation: Mid-Market 2022-2026
Recognised as a Leading Individual in The Legal 500 for Corporate restructuring & insolvency 2026
Recognised in The Legal 500 for Fraud: Civil 2020-2026
“Matthew Hennessy-Gibbs takes his time to understand the cases in hand and puts together a strategy that is cost effective.”
The Legal 500 2025
“Matthew Hennessy-Gibbs takes the time to fully understand the issue in hand. He is very commercially minded and understands the realities of business.”
The Legal 500 2025
“Matthew Hennessy-Gibbs has a wealth of experience in substantial commercial fraud cases which he brings to bear in his matters.”
The Legal 500 2024
“Matthew Hennessy-Gibbs is hugely experienced and can cut through difficult issues in complex cases. He’s also extremely user-friendly, and a pleasure to work with.”
The Legal 500 2023
“Matthew Hennessy-Gibbs is very efficient and a safe pair of hands in a crisis – straight-talking and tenacious when seeking to achieve his clients” aims.”
The Legal 500 2022
“Matthew Hennessy-Gibbs ensures he understands the clients position fully leaving no stone unturned. His no nonsense and frank approach enables a strategy that is well planned and focused to deliver results.”
The Legal 500 2022
“Matthew Hennessy-Gibbs has expertise in cases involving the Isle of Man, the British Virgin Islands and various Middle Eastern jurisdictions.”
The Legal 500 2017
“Matthew Hennessy-Gibbs is great in a crisis and focused on outcomes.”
The Legal 500 2017
“Matthew Hennessy-Gibbs acted for Lawlords of London in a disputed invoice matter that did proceed to court.”
The Legal 500 2017
Matthew qualified as a solicitor in 1996. Prior to joining Keystone Law in 2018, he worked at the following firms: