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Welcome to Grant Thornton in the Isle of Man

Grant Thornton Limited and Grant Thornton (Isle of Man) Limited, members of Grant Thornton International Limited, provide a range of services to clients worldwide whose size varies from private individuals to large international organisations.

We have a number of qualified Chartered Accountants and Certified Accountants with experiences across different business and service lines.

Our services include accounts preparation, audit, tax compliance and tax advice.

In the area of audit we have particular expertise in relation to owner-managed businesses, local manufacturing and trading, property and local government.

Through Grant Thornton (Isle of Man) Limited we can provide fiduciary services in relation to the setting up and administration of offshore structures for legitimate purposes, including tax planning, succession/estate planning and confidentiality.

Our services include the incorporation of Isle of Man companies, the establishment of Isle of Man trusts, and the assuming of relevant positions e.g. registered agents, directors, secretaries, and trustees.

Grant Thornton (Isle of Man) Limited is licensed by the Isle of Man Financial Services Authority as a Corporate Service Provider and Trust Service Provider.


Grant Thornton is one of the world’s leading organisations of independent assurance, tax and advisory firms. These firms help dynamic organisations unlock their potential for growth by providing meaningful, forward looking advice. Proactive teams, led by approachable partners in these firms, use insights, experience and instinct to understand complex issues for privately owned, publicly listed and public sector clients and help them to find solutions. More than 40,000 Grant Thornton people, across over 130 countries, are focused on making a difference to clients, colleagues and the communities in which we live and work.

The strength of each local firm is reflected in the quality of the international organisation. All Grant Thornton International member firms share a commitment to providing the same high quality service to their clients wherever they choose to do business.