Elisabeth is an attorney specialising in regulatory law (financial services) and business crime.

Elisabeth also offers consultancy services in relation to compliance with the FATF standards, particularly advising governments, law enforcement agencies and supervisory bodies. 

Elisabeth is ranked in Chambers Global 2023 for Financial Services Regulatory, which notes Financial Services Regulatory Clients have commented:

"Elisabeth Lees has a meticulous eye for detail. She is tireless on her clients' behalf, has a good tactical sense and is very thorough."

"Elisabeth Lees is extremely responsive. She also understands tasks swiftly and can review large amounts of complex material and then provide detailed analysis and pragmatic advice on how to proceed."

Prior to founding Claritas, Elisabeth served as the National Coordinator to the Anti-Money Laundering Steering Group in the Cayman Islands from 2019 until January 2022, leading the Cayman Islands’ response to its Fourth Round Caribbean Financial Action Task Force Mutual Evaluation Report. In 2022, Elisabeth was awarded a Badge and Certificate of Honour for legal services rendered to the Cayman Islands Government.

Elisabeth has also worked as a Legal Expert in assessing countries against the FATF standards in both Fourth Round Assessments and Technical Compliance Re-ratings and has sat as a member of the Joint Group of the Americas.

Elisabeth was called to the Bar of England and Wales in 2002, following which she practised as a criminal barrister in London.  Elisabeth then worked as Crown Counsel in the Cayman Islands and as Senior Crown Counsel (International Cooperation). Elisabeth is an experienced advocate and has appeared in all courts in the Cayman Islands. 

Elisabeth also sits as Deputy Chair of the Health Appeals Tribunal.

In July 2024 Elisabeth was appointed as a Member of the Anti-Corruption Commitee.

Elisabeth is also a member of the Cayman Islands Compliance Association Executive Committee.