Michael Castiel

People and companies trust us with their livelihoods, their businesses, their futures and I never lose sight of this. I consider it an honour to be trusted like that and everything I do is simply about living up to that trust.


Team Leader, Partner

Telephone Number

(+350) 200 79000


English, Spanish, French, Portuguese

Michael specialises in international tax, corporate and business law. Michael’s expertise also extends to corporate restructuring, joint venture work, mergers and acquisitions, franchising law and insolvency, often advising both receivers and liquidators in high profile cases.

Michael regularly advises major US, Canadian and European multinationals on setting up innovative structures and operations, as well as the structuring of cross-border transactions.

Having studied law at London University and at the Inns of Court School of Law, Michael was called to the English and Gibraltar Bar in 1993. In addition to his legal training and management and business administration qualifications, Michael also has eight years’ UK industry experience.

Chambers Global:
'He is articulate and explains things well, which makes him easy to work with…he makes sure that everything is taken care of extremely quickly and that it's being done at the right level internally.' (2015 Edition); ...'he has a commercial mind and advises on not just the legal side but also on the commercial aspects.' (2016 Edition)
Legal 500:
‘a confident leader in the field who has an amazing aptitude to solve complex commercial problems’. (2015 Edition); ...'knows his stuff.' (2016 Edition)