Mr Michael Regan > Mayer Brown International LLP > London, England > Lawyer Profile

Mayer Brown International LLP
Michael Regan photo

Work Department

Construction and Engineering


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.


University of Oxford, Pembroke College 1977

Lawyer Rankings

London > Insurance > Professional negligence

(Hall of Fame)

Michael ReganMayer Brown

Mayer Brown International LLP advises clients on a range of professional negligence claims against them, including members of the construction sector, major law firms and barristers, accountancy firms and real estate organisations. The team handles both national and international mandates, and has particular expertise in the construction sector. It has conducted litigation in a variety of court settings, including the High Court, the Court of Appeal, the Lands Tribunal, the Solicitors Disciplinary Tribunal, and the Supreme Court. The team is led by Michael Regan, who strengths lie in construction and engineering, and Jim Oulton, who is well-regarded for his work for insolvency practitioners, accountants and auditors. Former co-head William Glassey left for Herbert Smith Freehills LLP in mid-2021. London managing partner Sally Davies is also a name to note.

London > Real estate > Construction: contentious

(Hall of Fame)

Michael ReganMayer Brown International LLP

Second to none in UK construction law‘, Mayer Brown International LLP offers its range of global clients, which includes purchasers, governments and a number of key contractors and suppliers, significant expertise with international arbitration. It also is known for acting in professional negligence-related matters on behalf of both insurers and the insured. Michael Regan leads the London construction group and is known for his work in arbitrations involving large energy and infrastructure projects. Sally Davies is also well regarded, leading the firm’s professional indemnity team and acting on many insurance-related cases. Jonathan Stone, Jonathan Hosie and Kwadwo Sarkodie are experienced in professional indemnity matters, high-value arbitration and matters based in Africa, respectively. James Morris is also a key contact at partner level.

London > Real estate > Construction: non-contentious

Mayer Brown International LLP‘s construction practice acts on a number of matters in the energy, process engineering, transport, mining, waste and property development sectors, benefiting from strong support from the firm’s real estate and infrastructure teams, particularly on international matters. Its clients include a number of blue-chip purchasers and suppliers, as well as national governments. Michael Regan heads the construction and engineering group, while Jonathan Hosie is also well regarded for his advice on high-risk projects.