Jonathan is an experienced dispute resolution Partner, advising both public and private sector clients on a range of disputes and litigation issues. He is currently most active advising on public law disputes in the Administrative Court and in procurement-related cases. He also advises on contract, defamation and sports-related issues and has participated in public inquiries. His work has involved acting for commercial organisations, central government (and central government-sponsored bodies), local government and other public bodies. He also acts for sports governing bodies and occasionally individuals.

Jonathan’s cases in the Administrative Court have involved judicial review applications in relation to planning and procurement decisions as well as the exercise of powers. He has also conducted numerous statutory challenges and statutory appeals. Since 2020 he has successfully represented contracting authorities on five separate challenges to contract award decisions and managed to avoid legal action in each case. In addition, he is experienced in representing clients on procurement disputes in the Technology and Construction Court where litigation has been issued. He has also been involved in advising on sports disciplinary procedures and where those procedures have been escalated to Court action and before Sports Resolution Arbitration panels. He has resolved disputes via mediation and other forms of alternative dispute resolution across the entire range of his practice.

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What clients say

"Jon provides best in class advice and service in a likeable and personable manner. "

Legal 500 2024

"Jonathan is an excellent solicitor who works very hard and has sound judgement. It is a real pleasure working with him."

Chambers & Partners 2024

"Jonathan Griffiths is good at conflict resolution."

Chambers & Partners 2023

"Jonathan Griffiths is exceptionally well-organised and calm."

Legal 500 2023

"Jonathan Griffiths is excellent – conscientious, very well prepared and thoughtful."

Legal 500 2023

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