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Joanne  Seal (TEP)

Joanne Seal (TEP)

Group Partner


  • Demonstrates excellent technical knowledge and applies it in a pragmatic way while communicating complex issues clearly
    Legal 500
  • Joanne Seal has excellent technical knowledge whilst being approachable and diplomatic.
    Legal 500

Joanne is a Group Partner in the International Private Client & Trusts practice. She heads the Wills & Estates and private client services in Guernsey and is a qualified TEP (Society of Trusts and Estates Practitioners).

She specialises in estate planning and advising on issues relating to inheritance.

In addition to frequently drafting complex Wills for both local and non-resident individuals, often incorporating extensive will trusts, Joanne also deals with all aspects of estate administration from advising on Guernsey's probate procedures, dealing with intestacies (where someone has died without a will) and obtaining Guernsey grants of probate and representation.

Joanne also has a wide range of experience in private client matters including assisting in the recognition of foreign powers of attorney and guardianships and advising upon associated property issues.


My services
Middle East Group

The demand for professional advisers who understand the needs of clients in the region has never been more important. With shariah-compliant products and Islamic finance becoming increasingly mainstream and integrated into the global financial system, it is important to partner with a team who understands the complexities of these structures, while also understanding how more traditional structures can be applied to meet the needs of Middle Eastern clients.

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Private Client

As global legislation, regulation and taxation constantly change and become more complex, it has never been more important to make long-term plans to secure your future, the future of your family or your business. We cut through the legal jargon to provide clear, practical advice when you most need it and anticipate the challenges you are likely to face so that you can rest assured you and your family are in safe hands at every step of the way.

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Wills, Probate & Estate Planning

Managing wealth, asset preservation, planning for succession and inheritance, and writing wills can be a complex and difficult experience. It's important to ensure that your assets are distributed according to your wishes and your family and successors lifestyles are maintained. We have experts in a number of jurisdictions to assist with wills, succession planning, inheritance matters and probate.

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My news and insights
News 16 Jul 2020

International Succession Laws 2020

Collas Crill has provided the Guernsey chapter of International Succession Laws 2020. The International Succession Laws guide includes information dealing with fixed rights...

News 12 Jun 2020

The Ecclesiastical Court

In the Bailiwick of Guernsey, the Ecclesiastical Court has overseen the proving of Wills and issuing of letters of administration - known collectively as "Grants of...

News 1 May 2020

Lasting powers of attorney

Clients often ask whether they are able to put in place a lasting power of attorney so that chosen individuals could manage their affairs for them, should they become unable...

Insight 9 Apr 2020

Government support

This guidance is current up to 08 April 2020 The Coronavirus (COVID-19) pandemic has rapidly changed the business landscape, with increasing restrictive measures on...

News 31 Mar 2020

Wills & Estates update

With the introduction of the lockdown in both Guernsey and Jersey, amid the ongoing coronavirus pandemic, the Collas Crill Wills & Estates team across the Channel...

News 21 Jan 2020

Lexology Getting the Deal Through

Collas Crill has contributed to the Guernsey and Jersey chapters for Lexology's Private Client 2020 Getting The Deal Through (GTDT). Lexology GTDT is a content source...

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