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Carey Olsen

Russell Clark

Russell Clark



  • Corporate Trust Structures
  • Estate Planning
  • Aviation Finance
  • Family Office

WSG Practice Industries


Carey Olsen


Russell Clark heads up the trusts and private wealth team in Guernsey. He advises on both contentious and non-contentious trust and private wealth matters. He also advises private clients on succession, estate planning and family governance.

Russell is a member of the Society of Trust and Estate Practitioners (STEP), having previously been Chairman of the STEP Guernsey Branch Technical Committee and a Branch Committee member for 18 years. He remains involved in assisting the STEP Technical Committee.

He is also a member of The International Academy of Estate and Trust Law (TIAETL) and the Association of Contentious Trust and Probate Specialists (ACTAPS).

Russell is the only Guernsey lawyer to be ranked in the 'Hall of Fame' in the Legal 500 UK and as a Band One practitioner for Guernsey in Chambers HNW Guide in their latest editions.

Russell has been named as one of the 2021 eprivateclient 50 Most Influential. He was named 'Lawyer of the Year - Channel Islands, Isle of Man' in 2019 and in 2020 at the Citywealth IFC awards. Russell has also been recognised in Legal Week's Private Client Global Elite listings 2018 to 2021.

Russell is the managing partner of the firm's Guernsey office and is also a Notary Public. He advises on Guernsey, Alderney and Sark law.

Areas of Practice

Aviation Finance | Corporate Trust Structures | Estate Planning | Family Office | Notarial Services | Private Client | Private Trust Structures | Regulation of Trust Company Business | Regulatory | Relocation Services | Taxation and Economic Substance Requirements | Trust Litigation | Trusts and Private Wealth | Wills and Inheritance

Professional Career

Significant Accomplishments

Russell was admitted as a Solicitor of the Supreme Court of England and Wales before returning to Guernsey where he qualified as an advocate in 1997. He was made partner in 2001. Russell became a Notary Public in 2006.

Recent Experience

WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

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