The Legal 500

Twitter Logo Youtube Circle Icon LinkedIn Icon

Orrick, Herrington & Sutcliffe (Europe) LLP

Work 020 7862 4600

Mark Beeley

Work +44 20 7862 4622
Orrick, Herrington & Sutcliffe LLP

Work Department

International Arbitration & Dispute Resolution




International dispute resolution partner Mark Beeley primarily focuses on disputes arising out of the energy sector. In addition, he has significant experience with construction, insurance, shareholder and white-collar/civil fraud matters, as part of a broader commercial practice. He has sat as an arbitrator in multiple cases, but primarily practices as counsel and advocate both in arbitrations and in English and Dubai International Financial Center court proceedings. Recognised and ranked by Chambers and Partners and Legal 500 for his international arbitration practice, Mark has also been recognised as a foreign expert in disputes in both the UAE and India by Chambers.




Member, Law Society of England and Wales
Honourable Society of Lincoln's Inn
LCIA Young International Arbitrators Group
LCIA User’s Counsel
Chartered Institute of Arbitrators
Association of International Petroleum Negotiators


Nottingham Law School, Bar Vocational Diploma, 2001
University of Exeter, LL.B. (Hons), 2000

London: Dispute resolution

International arbitration

Within: International arbitration

Orrick, Herrington & Sutcliffe (Europe) LLP 'knows what clients want and works hard to deliver'. The practice has experience across ad hoc and institutional arbitration proceedings in multiple languages and under a variety of arbitral rules and governing laws, and is particularly focused on the energy, infrastructure, finance and technology sectors. Mark Beeley is an energy disputes specialist and Maria Frangeskides is noted for commercial fraud and energy-related disputes. James Hargrove is also a key contact, along with senior associates Amanda Voss, Sarah Stockley and Marcus Holmstroem.

[back to top]

London: Projects, energy and natural resources

Oil and gas

Within: Oil and gas

Orrick, Herrington & Sutcliffe (Europe) LLP's London-based energy and infrastructure team has recently made several significant hires, including private equity specialist Paul Doris from Watson Farley & Williams LLP and international arbitration expert Mark Beeley from Vinson & Elkins RLLP; practice head James Atkin also joined the firm's Tokyo office in 2018 before relocating to London in 2019. The firm has also added some notable new clients, such as ExxonMobil and BW Offshore, to its already diverse roster. Other key contacts in the team are of counsel Joanna Kay, who specialises in international transactions, and senior associate Rebecca Downes. Matthew Williams departed to Fieldfisher and Peter Roberts retired from the profession.

[back to top]

Power (including electricity, nuclear and renewables)

Within: Power (including electricity, nuclear and renewables)

The 'incredibly committed' energy group at Orrick, Herrington & Sutcliffe (Europe) LLP, which is led by John Deacon, was recently strengthened by the arrival of arbitration expert Mark Beeley from Vinson & Elkins RLLP and well-regarded Herbert Smith Freehills LLP lawyer Hannah Roscoe, who joined as a partner. Managing associate Matthew Stott is also recommended. In recent highlights, the group advised on the £150m Drakelow energy-from-waste facility development, and represented NextEnergy Solar Fund on its £125m acquisition of over 110MW of solar power projects in the UK. Anthony Riley left to join Winston & Strawn LLP and Peter Roberts retired from the profession.

[back to top]

Back to index

Legal Developments in London

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to