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André Trebert, Executive Director


André is an executive director of BDO Limited. Head of BDO’s Taxation Services team in Guernsey, André has worked in taxation for over 35 years both as a chartered certified accountant and previously as a tax inspector for the Guernsey Tax Office. 

André is sought after for advice on all aspects of Guernsey taxation by clients as well as the wider industry. He also has extensive experience in relation to the UK taxation of non-resident individuals, companies and trusts.

Appointed Chairman of the Taxation Sub Committee during the introduction of Guernsey's Zero 10 Tax Legislation, André remains an active committee member, participating in the joint Income Tax/GSCCA Statements of Practice and double taxation agreement working parties as well as the Social Security working party.

André joined BDO Limited in Guernsey as tax director in 2013 through the integration of the Guernsey PKF practice which he joined in March 1995. His career in tax began with the Guernsey Tax Office where he worked for 12 years rising to the rank of inspector and qualifying as a Chartered Certified Accountant. He subsequently joined Coopers & Lybrand before moving to the former Pannell Kerr Forster in 1995.




Member of the Guernsey Society of Chartered and Certified Accountants.


  • Tax
  • Advisory (transactions, insolvency, risk consulting etc.)


  • Commercial
  • Private Wealth