Chambers Review
Provided by Chambers
UK Bar
Public International Law - London (Bar)
Individual Editorial
Thomas Sebastian is highly regarded for his investment treaty and WTO work. He has acted in treaty disputes involving Cuba, Colombia, Thailand, India and South Africa, and has also advised the UK government on Brexit-related international law issues.
Competition Law - London (Bar)
Individual Editorial
Thomas Sebastian is well known for his handling of major competition cases for clients from the technology sector. He defends clients in investigations into possible abuse of dominance and cartels, and also has experience acting for claimants in collective proceedings.