James Castle


Meet James's team

James graduated from the University of Newcastle upon Tyne with a Law degree in 2018. He then attended BPP University Law School in Manchester where he undertook the Bar Professional Training Course. James was called to the Bar of England and Wales by the Honourable Society of the Middle Temple in 2019 and was admitted as a Barrister of the Supreme Court of Gibraltar in 2020.

James commenced his training contract with ISOLAS in September 2019 where he undertook seats in Litigation, Private Client and Corporate/Commercial law. In September 2020 James returned to the Litigation department in order to assist and work alongside Partner James Montado.

James has been involved in a wide range of contentious matters particularly in the areas of Trust Litigation and Insolvency. James is also involved in non-contentious financial services matters.

James largely assists Partner James Montado with his civil and commercial litigation practice. As a result, James has been involved in disputes across various sectors and industries. James regularly advises clients on matters relating to the recognition and enforcement of foreign judgments, injunctive relief and other interim remedies and applications.

In addition, James has also advised clients on contentious matters and disputes arising from the use of cryptocurrency/Distributed Ledger Technology (DLT) and as a result has assisted clients with fraud/asset tracing claims in respect of ICO’s.

In addition to his commercial and civil litigation practice, James regularly appears before the Magistrates Court in Gibraltar, in relation to various criminal matters. James is presently a participant in the Legal Representative (Duty Solicitor) Scheme and on the Legal Aid list.

James has a wide Insolvency practice and as such regularly advises and represents clients in relation to debt-recovery matters. James has also advised liquidators and administrators on regulatory matters arising from insolvency proceedings and regularly assists international clients with asset-tracing in insolvency related proceedings.

James has also advised directors and liquidators of DLT Companies on their respective duties and potential liability when entering into insolvency proceedings.”


James has advised clients ranging from sole traders to large multi-national institutions, financial institutions and licenced DLT entities on Data Protection matters. James regularly advises Clients on complex Data Subject Access Requests (DSARs), handling data breaches and other matters relating to Gibraltar General Data Protection  Regulation requirements.

James has also advised law enforcement agencies in Gibraltar on matters pertaining to the law of privilege.

James is developing an extensive practice in non-contentious financial services matters where he regularly advises banking institutions on regulatory and contractual matters. James has advised banking entities in relation to PAR, PSDII, CRD and WTR. More recently, James has advised baking institutions in Gibraltar on the nature of their obligations under the VISA rules.

James is presently assisting a number of investment service providers with their applications for regulatory (MiFID) permissions, as well as independent audits of their compliance and policy frameworks.

Memberships & Background


  • Honourable Society of the Middle Temple


2020: Associate, ISOLAS LLP

2020: Called to the Gibraltar Bar

2019: Trainee Lawyer, ISOLAS LLP

2019:  Called to the Bar of England and Wales

2019: Bar Professional Training Course (BPTC)- BPP University Law School (Manchester)

2018: LLB, Newcastle University