Mr Mark Stefanini > Mayer Brown International LLP > London, England > Lawyer Profile

Mayer Brown International LLP
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Work Department

Litigation & Dispute Resolution


Mark Stefanini is a partner in Mayer Brown’s global Litigation & Dispute Resolution practice and a member of the International Arbitration group. He is also a member of the Cybersecurity & Data Privacy practice and the Global Energy group. He acts for financial institutions and other large corporations in a wide range of disputes frequently involving a multi-jurisdictional element. He has acted in substantial trials in the Commercial Court and Chancery Division as well as before the Court of Appeal and Supreme Court. He is also experienced in acting for clients before a wide range of arbitral institutions (including the ICC, SCC, LMAA and LCIA).

Mark handles major disputes for clients in a variety of sectors including the energy, financial services, chemicals, technology, publishing, construction, shipping and automotive sectors. He regularly acts in disputes involving complex issues of contractual interpretation, misrepresentation and the existence or scope of tortious duties. He has particular experience in financing disputes, warranty claims and other post-acquisition disputes, supply chain disputes, shareholder and JV disputes, competition related claims and breach of confidence claims. He regularly advises oil and gas companies on issues arising out of JOAs, farm-out arrangements and other commercial disputes.

Mark is commercially focused and is experienced in using mediation and a range of other alternative dispute resolution techniques to provide results for clients at the earliest opportunity. He regularly advises on dispute resolution agreements to be included in cross-border transactions, including transactions involving sovereign entities.

Lawyer Rankings

London > Insurance > Product liability: defendant

The ‘highly responsive and knowledgeable’ product liability team at Mayer Brown International LLP have deep experience in covering high stakes crisis management and product liability issues within the construction sector. The team also has a strong international offering due to the firm’s global presence. As well as being practice head, Miles Robinson also co-heads the firm’s global product liability and mass torts practice and is well known for his expertise in defending large scale group actions, product recall and regulatory issues. He is supported by Mark Stefanini and James Morris.

London > Dispute resolution > International arbitration

With Latin America, Africa, Middle East and Asia-related disputes expertise, Mayer Brown International LLP‘s ‘excellent international arbitration practice‘ regularly represents clients in commercial and corporate disputes involving the energy, infrastructure and leisure sectors (among others). Raid Abu-Manneh‘s track record includes ICSID, UNCITRAL, ICC and LCIA arbitrations; Kwadwo Sarkodie is a Sub-Saharan African disputes expert; Mark Stefanini is London energy disputes head; and Miles Robinson is a contractual and commercial claims specialist. Other key members are Rachael O’GradyLuiz Aboim and recently promoted Stephen Moi, along with senior associates Sam PrentkiJawad AhmadSang Joon Park and Ali Auda.

London > Dispute resolution > Commercial litigation: premium

Mayer Brown International LLP‘s commitment to growing its commercial litigation capabilities was illustrated by the firm’s hire of, in the eyes of one client,  ‘one of the best lawyers‘ in the market, Airlie Goodman, from Linklaters LLP in February 2022. This hire further strengthens the team’s proficiency in the financial and professional services sectors. Significant contractual, post-M&A and shareholder disputes are the firm’s mainstays. Ian McDonald, Miles Robinson and Mark Stefanini are some of the recommended senior practitioners.