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Mayer Brown International LLP

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Mayer Brown International LLP's team is highly experienced in international and global matters, and has represented clients across North America, Europe, and Asia. The firm’s clients include numerous prominent law firms and accountancy practices. Practice head Jim Oulton is renowned for his work with insolvency practitioners, accountants, and auditors, while co-head Michael Regan is an expert in construction and engineering. Sally Davies specialises in claims in relation to construction and insurance, while Tim Shepherd has expertise in defending complex cases related to transactions.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘An exceptional team, led by Jim Oulton with real class. They have strength and depth and no weak links.’
  • ‘Jim Oulton has superb grasp of the detail and thinks issues through with thoroughness and intelligence. Tim Shepherd is super bright, and super engaged.’
  • ‘The standout attribute of Mayer Brown is the depth of analysis. The fee earners provide a luxury level of service - every time, on every case, for every issue. Clients know that their interests are being fully protected. Equally at home in civil professional liability claims and on the regulatory side.’
  • ‘Tim Shepherd is calm, wise and analytical. He brings passion to his work and fosters a strong team spirit. A great strategist, Tim is always thinking ahead to the move after the next move.'
  • 'Jim Oulton brings his laser-like focus to all his cases. Opponents know that Jim will not let up in his relentless pursuit of the client's best interests. One of the best!’
  • ‘A great team. Really personable, responsive and with a great eye for detail. No stone left unturned.’
  • ‘Tim Shepherd is extremely responsive and ensures that matters are dealt with firmly but not aggressively with a view to achieving the best outcome for the client.’
  • ‘Tim Shepherd has been excellent to date. He gave very practical advice, knew instinctively what a client law firm could do internally and what he could provide as an outside adviser (which is not an easy role and they handled it very sensitively and well).'
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Key clients

  • Andrew Thornhill QC; Bar Mutual Indemnity Fund Limited
  • BDO LLP
  • HW Fisher
  • MSR Partners LLP
  • Standard Life

Work highlights

  • Acting for MSR Partners LLP in respect of a high profile tax claim bought against it and Taylor Wessing LLP. The losses claimed would appear to potentially exceed GBP 16.5 million.
  • Acting on the case for Andrew Thornhill QC and Bar Mutual Indemnity Fund Limited, a comprehensive High Court victory on behalf of a Leading Tax Silk in a claim brought by investors in a tax avoidance film scheme, Scotts Atlantic Distributors.
  • Advising Standard Life (now Abrdn) and assisting it to pursue a substantial claim against its professional team and development manager in relation to the construction of a retail park in Newbury.

Lawyers

Hall of Fame

The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Sally Davies

Hall of fameMayer Brown

Sally Davies is the Senior Partner in Mayer Brown's London office. She has extensive experience in the litigation, arbitration (domestic and international LCIA, ICC,UNCITRAL), mediation and adjudication of construction industry disputes. She advises owners, contractors, engineers and consultants, subcontractors and suppliers, as well as professionals and insurers, on all aspects of construction and engineering law. She has resolved such disputes involving airports, sports stadia, harbour facilities, nuclear facilities, waste water treatment plants, LNG plants, motorways, mines, roads, bridges, cranes and railways, dams, office facilities, distribution centres and water treatment facilities as well as traditional construction projects.

Jim Oulton

Hall of fameMayer Brown

Jim Oulton is a partner in the Litigation & Dispute Resolution practice of the London office. He is particularly well known for his work in the professional liability field. He regularly advises in claims in the English courts concerning accountants and auditors, insolvency practitioners, lawyers, trustees, tax professionals and many other professions. Jim's work includes managing and supervising overseas claims — particularly in offshore jurisdictions where he has very broad experience. 

Michael Regan

Hall of fameMayer Brown

Michael Regan is recognised as one of the world's leading construction and engineering lawyers and is head of the Construction & Engineering Group in London. Michael has advised clients in relation to claims arising out of the construction of power stations, nuclear facilities, bridges, dams, process plant, refineries, buildings, roads, mining projects and infrastructure projects in many different countries and in every continent, and has conducted international arbitrations subject to the rules of all the major arbitral institutions including the LCIA, the ICC and ICSID. He has many years experience of conducting complicated technical disputes arising out of construction and engineering projects, including claims involving defects in design and workmanship, programming, delays and quantum. Michael also advises clients on risk allocation, and procurement strategies, and has extensive experience of all the major forms of construction and engineering contracts, particularly FIDIC.

Next Generation Partners

James Morris

Mayer Brown

James Morris is a partner in the Construction & Engineering and International Arbitration practices of the London office. His practice includes a wide range of dispute resolution, advising employers, contractors, consultants and insurers in relation to all forms of construction related disputes and EU public procurement. He regularly advises on complicated technical disputes, including claims concerning defective design and workmanship, programming, delay, disruption and quantum, which arise out of the major forms of construction and engineering contracts. He is an experienced litigator who has represented clients in complex multi-party litigation in the High Court (Technology and Construction Court), mediations, adjudications and arbitrations (both domestic and international). James has advised on disputes regarding a wide variety of projects, including jetties, defence facilities, waste management facilities, mines, railways, utilities, office facilities and hospitals. He has represented clients in a number of different jurisdictions in the Middle East, Africa and Asia. James also has experience of dealing with complex insurance issues and regularly advises insurers on professional indemnity cases.

Jonathan Stone

Mayer Brown

Jonathan Stone is a partner in the Construction & Engineering practice of the London office. He advises clients (including architects, engineers, consultants, contractors and suppliers) on all aspects of construction and engineering law. A significant part of his work involves advising insurers and professionals in the defence of professional indemnity claims. Jonathan also advises insurers on policy coverage issues arising out of various types of construction policy, including professional indemnity, public liability and CAR policies. Jonathan has a broad experience of contentious litigation matters, and acts on high value and multi-party disputes arising out of civil works, sport stadia, public transport systems, waste treatment facilities, hospital PFI projects, office buildings, public car parks, road networks and wind farms. Disputes include those relating to defective works, negligent design, delays, loss and expense, contract terminations and payment issues.

Practice head

The lawyer(s) leading their teams.

Jim Oulton, Michael Regan

Other key lawyers

Sally Davies, Jonathan Stone, James Morris, Tim Shepherd