Alexander SLADE


Alexander is an experienced energy disputes lawyer, representing clients in large-scale disputes in the energy, construction and infrastructure sectors. His practice focuses in particular on complex international commercial arbitrations and investment treaty arbitrations. He also advises on public international law matters.

Alexander’s experience covers a wide variety of energy-related matters, including upstream and mid-stream oil and gas, renewable energy projects, and energy-related infrastructure and construction projects including offshore work. He has acted in arbitrations under most of the major arbitration rules (ICC, LCIA, UNCITRAL, SCC, SIAC, ICSID, etc), and subject to a variety of arbitral seats and governing laws. Alexander appears as advocate before arbitral tribunals and the English courts.

Alexander has been ranked as a Future Leader in Who’s Who Legal: Arbitration from 2017 – 2023, and has been recognised for international arbitration by Legal 500 (2018, 2020 – 2023) and Chambers (2019).

“Alexander Slade is an outstanding lawyer with a firm grasp of oil and gas exploration and production sharing contracts. His style of argument is very convincing.” (Legal 500, 2024)

“Alexander Slade is a great lawyer – always available to support clients, and he has strategic vision, deep knowledge of construction disputes, and an easygoing manner.” (Legal 500, 2024)

Alexander is based in Mantle’s London office but works on disputes all over the world.

Alexander SLADE

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