John Barnes

John Barnes is a public law specialist with over eight years of experience spanning government, regulatory, and commercial litigation. In the Government Legal Department, he played a key role in defending the UK Government in landmark judicial review cases and public inquiries, including the Grenfell Tower Inquiry and the Undercover Policing Inquiry. His advisory work during the COVID-19 pandemic involved drafting amendments to the International Travel Regulations and managing document reviews for parliamentary
scrutiny.

In the private sector, John has advised on professional indemnity disputes, corporate insolvency, and financial services compliance. His inquiry work continued at TLT Solicitors, where he supported ministerial evidence preparation for the Infected Blood and Post Office Horizon IT Inquiries.