A&O Shearman offers expertise across the full spectrum of antitrust mandates, including merger control, cartels, behavioural cases, and market investigations. ‘Extremely responsive, smart, collaborative and delightful to work with’, the group frequently leverages its international network to advise on foreign direct investment notifications, as well as EU Foreign Subsidies Regulation filings. Team head Dominic Long is skilled at securing high-profile clearances before both the European Commission and the UK’s Competition and Markets Authority. Philip Mansfield is a key point of contact for merger, cartel and behavioural matters. Matthew Readings is a leading adviser to clients in Abu Dhabi, while Thomas Masterman continues to see growth in mandates linked to complex CMA investigations.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Practical business advice.’
- ‘Philip Mansfield is an exceptional leader and legal partner. He consistently shares updates, offers discussions and training, and invests in understanding the business. Thanks to this approach, his advice is consistently pragmatic and reliable.'
- 'Brilliant team. Extremely responsive, smart, collaborative and delightful to work with. Excellent combination of clever minds and a great client manner. 10/10.'
- 'Stand-out lawyers includes Jess Bowring, Imogen Carr and Dominic Long. Jess Bowring is a star. Whipsmart, great to deal with and extremely commercial. Always thinking one step ahead. Imogen Carr is excellent. Clever, commercial, articulate and highly responsive in meeting client needs (including without notice!). Dominic Long is a super competition lawyer. Smart, easy to deal with and able to navigate difficult territory with ease.'
- 'We use A&O Shearman for their deep sector expertise. The team's ability to quickly understand and adapt to institutional needs and internal pressures, and accurately gauge prevailing trends and attitudes amongst regulators, is second to none.'
- 'Dominic Long and Jess Bowring are excellent lawyers who combine high levels of technical expertise and commercial pragmatism. Their calm, confident advice is always thorough, reassuring, and ultimately very practical and aimed at helping you deliver the deal.'
Key clients
- Abu Dhabi National Oil Company
- AD Ports
- Albemarle
- American Axle & Manufacturing
- Anglo American
- A.P. Møller
- Asteno
- Bellway
- Bilfinger
- Brink’s
- British Gas
- BT Group
Work highlights
Advising ADNOC on a series of transactions as part of its international diversification strategy.
Advised News UK on its newspaper printing JV with the Daily Mail.
Advised BT Group on the CMA’s review of the proposed merger between the Vodafone and Three mobile businesses in the UK.
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.
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Matthew Readings
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Dominic Long
Thomas Masterman
Practice head
Dominic Long
Other key lawyers
Philip Mansfield; Tom Masterman; Matthew Readings; James Webber; Imogen Carr; David Weaver; Christopher Best; Jessica Bowring; Andrew Fincham; Gabriella Griggs