Herbert Smith Freehills

Public International Law Department

London (Firms)
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What the team is known for Widely respected for its work assisting multinational organisations, states and state-owned entities with the full range of public international law matters. Work includes state-to-state disputes, advice on the implications of international developments and the law, and significant maritime boundary claims, as well as treaty negotiations. In addition, the practice is particularly well known for its investment treaty expertise, representing states and investors in disputes under the auspices of ICSID and other prominent institutions. Also provides advice on international sanctions to clients including major energy companies and financial institutions.

Work highlights Advised United Utilities (Tallinn) B.V. and AS Tallinna Vesi in a high-value investment treaty claim against Estonia, brought under the Netherlands-Estonia BIT.

Notable practitioners

Andrew Cannon
is a highly skilled practitioner and global co-head of the firm's public international law practice. He has wide-ranging PIL expertise that includes state immunity issues, maritime delimitations, sanctions and investment treaties. He regularly acts before the ICJ and undertakes significant government advisory work, as well as handling investor-state arbitrations.
"He is incredibly knowledgeable about PIL." "He is very smart and does really excellent work." "Andrew certainly knows his stuff."

Iain Maxwell
has a growing reputation for his PIL and international arbitration practice. He is particularly adept at handling BIT claims and ICSID arbitrations, with further expertise in international sanctions.
"He is the person I would call on for investment treaty arbitration - he is extremely up to date on trends in the market."