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UK Guide 2023

Ranked in 3 Practice Areas
Ranked in Guides

About

Provided by Jeffrey Sullivan KC

UK

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

Chambers Review

Provided by Chambers

UK

International Arbitration - UK-wide
2
Band 2

Jeffrey Sullivan KC 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 co-chair of the firm's international arbitration practice.


Energy & Natural Resources: Disputes - UK-wide
3
Band 3

Jeffrey Sullivan KC is a respected energy disputes lawyer with strong experience of handling claims in both the oil and gas and renewables sector. He is highly adept at assisting with Energy Charter Treaty claims and the annulment of intra-EU investment treaties.


Public International Law - UK-wide
3
Band 3

Jeffrey Sullivan KC of Gibson, Dunn & Crutcher 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.

Discover other Lawyers at
Gibson, Dunn & Crutcher LLP

Provided by Chambers
Filter by
Band

London (Firms)

Capital Markets: Equity

Christopher Haynes
4
Christopher Haynes
4
Band 4
Steve Thierbach
4
Steve Thierbach
4
Band 4
Competition Law

Ali Nikpay
1
Ali Nikpay
1
Band 1
Deirdre Taylor
4
Deirdre Taylor
4
Band 4
Employment: Employer

James Cox
4
James Cox
4
Band 4
Financial Crime: Corporates

Sacha Harber-Kelly MBE
3
Sacha Harber-Kelly MBE
3
Band 3
Information Technology & Outsourcing

Joel Harrison
2
Joel Harrison
2
Band 2
Real Estate Finance

Robert Carr
3
Robert Carr
3
Band 3
Alan Samson
4
Alan Samson
4
Band 4
Real Estate: £150 million and above

Alan Samson
3
Alan Samson
3
Band 3
Tax

Sandy Bhogal
2
Sandy Bhogal
2
Band 2
Benjamin Fryer
U
Benjamin Fryer
U
Up and Coming

UK-wide

Energy & Natural Resources: Disputes

Jeffrey Sullivan KC
3
Jeffrey Sullivan KC
3
Band 3
Energy & Natural Resources: Oil & Gas

Anna Howell
1
Anna Howell
1
Band 1
Mitasha Chandok
Mitasha Chandok
Associates to watch
Financial Services: Non-contentious Regulatory

Michelle Kirschner
5
Michelle Kirschner
5
Band 5
International Arbitration

Cyrus Benson
2
Cyrus Benson
2
Band 2
Jeffrey Sullivan KC
2
Jeffrey Sullivan KC
2
Band 2
Penny Madden KC
2
Penny Madden KC
2
Band 2
Public International Law

Jeffrey Sullivan KC
3
Jeffrey Sullivan KC
3
Band 3