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LAWYER PROFILE

Gibson, Dunn & Crutcher LLP

Jeffrey Sullivan QC

London, UK UK Guide 2021 Ranked in 2 departments
Ranked in : International Arbitration , Public International Law
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Lawyer profile for UK 2021

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UK 2021
UK

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Global 2021

Chambers Review

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UK
International Arbitration - UK-wide

Band 2

Jeffrey Sullivan QC is particularly known for his expert handling of claims brought under the ECT, which forms part of his extensive investor-state arbitration practice. He demonstrates strength across the energy and infrastructure sectors.
"He is an extremely focused, strong advocate who captures your attention. He's an impressive individual." "He's very easy to work with, has a succinct way of explaining complex things, and is very hard-working and calm under pressure."
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Public International Law - London (Firms)

Band 3

Jeffrey Sullivan QC has a strong profile in the international arbitration field, regularly acting for investors in ICSID proceedings and disputes under the ECT. His practice also focuses on the intersection between EU law and investment treaty rights.
"He is truly excellent in investor-state arbitration. He's extremely practical, very effective and knows how to get results." "A very strong lawyer who is very client-friendly."
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Lawyer information

This content is provided by Jeffrey Sullivan QC

Practice Areas

Focuses on disputes arising in the energy, extractive industries, TMT and infrastructure sectors. Has successfully represented numerous clients in arbitrations arising under all the key arbitral rules, including the ICC, LCIA, ICSID and UNCITRAL Rules.

Professional Memberships

District of Columbia Bar; England & Wales - Solicitor

Personal

University College London - 2006 - Master of Laws (LL.M.); University of Florida - 1999 - Juris Doctor; University of Florida - 1996 - Bachelor of Arts

UK

This individual is also ranked in:

Global 2021
Jeffrey Sullivan QC

Gibson, Dunn & Crutcher LLP

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