Carey Olsen‘s litigators offer the ‘perfect combination of professionalism and experience’ across a broad spectrum of disputes, representing clients in commercial, shareholder, insolvency and trust matters, in addition to taking on public law matters. Practice head Elaine Gray is sought out for her expertise in both trust and competition proceedings, among others, with Tim Corfield offering decades of experience in all manner of commercial disputes. Mark Dunster is noted for his regulatory expertise, while David Jones takes the lead on contentious insolvency and asset tracing matters. Sworn in as a Guernsey Advocate in September 2024, Elliot Aron tackles the breadth of commercial and insolvency disputes. Further changes to the team include the partner promotion of Tim Bamford in July 2024 and the arrival of Alex Thornton de Mauroy from Appleby in December 2024. John Greenfield departed from the team in 2025.

The disputes team at Mourant is ‘capable of handling the most complex matters,’ with a practice that takes on matters ranging from trust to commercial litigation, insolvency-related issues and a variety of regulatory proceedings. Team lead Abel Lyall is noted for his expertise in both trust and commercial disputes, frequently appearing for trustees and other fiduciaries. Jeremy Wessels is a contentious trusts specialist, sought after by HNW beneficiaries in litigation against trustees or other family branches, while Gordon Dawes‘ practice spans commercial and regulatory disputes. Chantal Barrett maintains a broad practice, with a particular niche in D&O and other insurance coverage litigation. Benjamin Manchak, who is admitted in the US, England & Wales and Guernsey, represents trustees and beneficiaries in multi-jurisdictional proceedings. John Greenfield joined the team in late 2025.

The ‘exceedingly sharp’ team at Ogier is well versed in tackling complex trust disputes, with additional expertise in commercial, insolvency and regulatory proceedings. Practice head Mathew Newman is an insolvency specialist, representing clients where fraud and asset tracing issues have arisen. Simon Davies takes on both commercial and trust disputes, with expertise in breach of fiduciary duty, professional negligence and insurance claims. Bryan De Verneuil-Smith represents a client base consisting of trustees, beneficiaries, directors and shareholders in disputes that span trust matters, fund and shareholder litigation, and property matters. Alex Horsbrugh-Porter combines a commercial disputes practice with a specialisation in handling schemes of arrangement, where he works alongside the firm’s corporate team.

Walkers‘ litigation team is composed of ‘pragmatic lawyers with excellent negotiation skills’ who represent a client base that includes trustees and other fiduciaries, public authorities and insolvency practitioners, among others. Alison Ozanne heads the team, handling a caseload made up of contentious trust and probate matters, in addition to assisting clients in regulatory proceedings. Sarah Brehaut is frequently instructed by liquidators in winding-up procedures before the Royal Court, with further expertise in regulatory matters, including data protection issues. Trust disputes form a key pillar of Adam Cole‘s practice, acting for both trustees and beneficiaries in matters concerning breach of trusts and the handling of trust assets, in addition to taking on insurance disputes. Ferbrache & Farrell LLP‘s Alison Antill joined the group in June 2025.

Appleby‘s ‘intelligent, diverse and thoughtful team’ is noted for its expertise in contentious insolvency proceedings, where it acts for both liquidators and directors of insolvent companies, trust disputes and a variety of regulatory matters. Practice head and ‘excellent trial lawyer’ Anthony Williams takes on the full spectrum of these matters, and is also well versed in fund-related litigation. Richard Field stands out for his expertise in regulatory proceedings, in particular as it concerns data protection matters, and also handles issues tied to sanctions and AML regimes. Regulated companies and their directors rely on Richard Sheldon for representation in the face of GFSC enforcement actions, in addition to appearing for clients in shareholder disputes.

Babbé LLP‘s Disputes and Risk team takes instructions on trust, commercial and insolvency matters, representing both corporate and individual clients, including trustees, beneficiaries and banks and others before the Royal Court. Heading the team is Todd McGuffin, who handles contentious insolvency proceedings as part of a practice that also spans trust litigation and regulatory matters. Managing partner Nick Robison specialises in trust disputes, with particular expertise in defending the interests of minor and unborn beneficiaries, while Martin Jones tackles trust and fund litigation in addition to working on tort claims.

Bedell Cristin‘s ‘focused, high-calibre’ team is able to tackle complex trust, insolvency, regulatory and other commercial disputes, with a strong track record in taking on multi-jurisdictional matters across Europe, North America, the Middle East and Africa. ‘Great team leader’ Alasdair Davidson spearheads the firm’s contentious efforts, offering considerable experience in cross-border trust disputes, where he acts for trustees and beneficiaries, and further specialisms in disputes centred on fiduciaries and insolvency proceedings. ‘Very effective advocate’ Jon Barclay is noted for his expertise in both commercial and regulatory financial services disputes, including AML/CFT issues.

Collas Crill‘s advocates are ‘knowledgeable on matters of Guernsey law and procedure,’ which extends to their representation of trustees, beneficiaries and protectors in trust litigation, and also in acting for corporates and directors in commercial and insolvency disputes. Christian Hay provides ‘clear and practical’ assistance to clients engaged in trust and estate, banking and shareholder litigation, and also offers mediation and arbitration services. Hay leads the team alongside Guernsey managing partner Gareth Bell, a specialist in directors’ duties, professional negligence and insolvency proceedings, and Michael Adkins, whose expertise spans trust and regulatory issues. Ben Havard specialises in trust disputes, acting for trustees and beneficiaries before the Royal Court in matters pertaining to the restructuring of trusts and removal of trustees.

Ferbrache & Farrell LLP‘s ‘responsive and thoughtful’ litigation team handles trust disputes and an array of commercial matters, including insolvency and professional negligence cases. The team is headed up by Robin Gist, who combines expertise in commercial and regulatory matters, including trust, sanctions and data protection issues, among others. Co-founder Peter Ferbrache continues to act for clients in trust and commercial matters as a consultant. Martin Jones left the team in April 2024, followed by Robert Breckon, who departed in October 2024. Charlotte Tomlinson joined the team from Sills & Betteridge LLP in May 2024. Alison Antill departed in June 2025.