Derek Henry, Partner


Derek is a Partner in the Tax department of BDO Ireland and currently heads up the firm’s R&D Tax Services group. In this role Derek leads a team of experts, including engineers and accountants, on all matters relating to the Irish research and development tax credit regime.

Derek is a Chartered Accountant and an Associate of the Irish Taxation Institute. He has a BA in Accounting and Finance, an MBS in Accounting from DCU and a Diploma in Legal Studies from the King’s Inns. 



Prior to joining BDO, Derek worked for a large accountancy firm where he gained experience in international tax planning and considerable expertise in the structuring and taxation of financial services companies such as securitisation vehicles, general and life insurers and reinsurers, treasury operations and fund managers. In addition, Derek has experience in tax risk management, Sarbanes-Oxley regulations and shipping industry structures.

Since joining BDO in 2006, Derek has worked on numerous tax planning issues including advising on corporate restructuring, research and development tax credits, establishment of IT companies’ European hub in Ireland and branch network throughout Europe, various Irish and international property deals, holding company structuring, tax due diligence and the availability of Ireland’s 12.5% corporation tax rate.

Particular areas of expertise include commercial and residential property structuring, tax based property deals including hotels, nursing homes and crèches and the Irish Research and Development Credit and Intellectual Property regimes. Derek has experience with international compliance and has extensive experience in dealing with double tax relief and tax treaties and in co-ordinating tax solutions for international groups.



Derek’s team of R&D tax experts, including engineers and accountants, work to ensure they maximise the benefit of our clients’ R&D activities.  Derek has written and presented on the topic in both industry specific and national forums and is one of the leading experts in the area in Ireland.

The BDO R&D practice is one of the leading R&D practices in Ireland with an impressive list of more 100 clients including large multinationals,  PLC’s and indigenous Irish businesses from all of Ireland’s growth focused sectors including technology, telecoms,  medical devices and pharmaceuticals, manufacturing and food and agri.


Derek recently wrote a book, with Andrew Bourg, Partner, BDO Corporate Investment & Business Advisory, on the tax incentives and funding available to support SMEs and encourage innovation in Ireland. Written in a clear and accessible style, Derek and Andrew combined their extensive experience of funding and tax incentives into a comprehensive guide. The book is available in all good book shops nationwide and from the online shop at

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