Clementine's experience includes high-profile investor-State disputes, complex litigation and international arbitrations, including:

• Energy Transition Minerals in an ad hoc arbitration against the Governments of Greenland and Denmark regarding measures taken against the Kvanefjeld Technology Metals Project.
• Kingsgate Consolidated Limited in an UNCITRAL arbitration against the Kingdom of Thailand under the Australia-Thailand Free Trade Agreement, the dispute concerning the alleged expropriation of the Chatree Gold Mine in northern Thailand.
• Sundance Resources Limited and Congo Iron SA in an ICC investment arbitration against the Republic of Congo following the revocation of its mining licence for the Nabeba-Mbalam Iron Ore Project.
• Sundance Resources Limited and Cam Iron SA in an ICC investment arbitration against the Republic of Cameroon following the government’s refusal to grant a mining permit for the Mbalam-Nabeba Iron Ore Project.
• A large multinational corporation in parallel ICC arbitrations under supply agreements, with claims valued at multiple billions of USD.
• A large multinational corporation in an arbitration defending claims brought by a State-owned company worth more than USD 100 million.
• Two government-owned entities in a consolidated LCIA arbitration involving a sovereign wealth fund in relation to claims for multiple billions of USD.
• Cortec Mining Kenya Ltd in an ICSID proceedings (arbitration and annulment) against the Republic of Kenya, arising out of the revocation of its mining licence.
• Churchill Mining PLC in ICSID proceedings (arbitration and annulment) against the Republic of Indonesia, in relation to a mining project in Kalimantan.
• A large multinational corporation in relation to delay and defects claims arising from three gas power projects in Saudi Arabia with claims valued at more than USD 100 million.
• A multinational oilfield services in an ICC arbitration concerning the construction of a jetty for a major offshore LNG project in Australia with claims valued at more than USD 1 billion.
• Various companies on investment protection strategies, including the availability of investment treaty protections, the standards of protection and complex jurisdictional issues.
• A large oil and gas company on their options following major changes to a European offshore regulatory regime.
• A government department on Brexit, including managing a broad review of all non-EU customs unions and the interaction between customs unions and FTAs.
• Various companies on investment protection strategies in response to the UK Labour opposition's nationalisation proposals.
• An Australian mining company in proceedings in the Supreme Court of New South Wales in relation to a USD 200 million political risk insurance policy.