Keith Mathieson > RPC > London, England > Lawyer Profile
RPC Offices
TOWER BRIDGE HOUSE
ST KATHARINE'S WAY
LONDON
E1W 1AA
England
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Keith Mathieson
Work Department
Media.
Position
An expert in defamation and privacy law, Partner Keith Mathieson has been defending the media for over 20 years and leads RPC’s media team.
Keith defends clients involved in libel, privacy and similar claims.
Regularly instructed by Associated Newspapers Limited (Mail, Mail on Sunday and Mail Online), Mirror Group, News UK (The Sun, Times and Sunday Times) and the Financial Times, he also acts for numerous other UK and international publishers and for a number of media liability insurers.
Keith has had a prominent role in press regulation, including acting for Associated Newspapers throughout the Leveson Inquiry.
He is currently representing Mirror Group in the long-running litigation arising out of phone hacking at its three titles. He has particular experience of contentious costs matters in media cases.
Career
Publications
Principal author and editor of The Privacy Law Handbook
Contributed to The Freedom of Information Handbook, 3rd edition
Recent work highlights
Representing Mirror Group over more than 12 years in hundreds of phone hacking claims.
Advising the Daily Mail, Mail on Sunday, and MailOnline in numerous libel and privacy cases.
Providing pre-publication advice to publishers of all kinds, from the Financial Times to the Spectator.
Lawyer Rankings
London > TMT (technology, media and telecoms) > Media: Theatre, publishing and other media
(Hall of Fame)Led by Rupert Cowper-Coles, RPC‘s publishing practice handles a large number of defamation, commercial litigation and content disputes for media heavyweights. Focused on acting for defendants, the team is active in all publishing sub-sectors – from print and digital, to broadcast journalism – and, in addition to contentious work, also assists with pre-publication and publishing agreements. Cowper-Coles is a well-known media and content litigator and key relationship partner for several media organisations, NGOs, journalists and social media platforms. Keith Mathieson has a wealth of experience in representing large news organisations in defamation and privacy cases. Alex Wilson handles litigation in the media sector and advises on pre-publication issues; Alex Vakil is also noted for his media disputes work. Lindsay Warwick, who specialises in defamation, privacy, data and other media claims, joined the team from Associated Newspapers Limited in January 2024.
London > TMT (technology, media and telecoms) > Reputation management
(Hall of Fame)Regarded by clients as ‘one of the best media defence practices in town‘, RPC is a leading firm in defamation, privacy, data protection, and media law, with a broad client base that includes national and local newspapers, broadcasters, magazines, and freelance journalists. The practice is led by Rupert Cowper-Coles, who enjoys a strong reputation for his expertise in media, content, and data protection, advising clients on freedom of expression and content liability issues. Keith Mathieson brings extensive experience, having represented major news organisations in landmark defamation and privacy cases. Alex Wilson is a trusted adviser on defamation, privacy, and data protection matters, while Alex Vakil focuses on contentious issues, including data breaches and subject access requests. The team has been further strengthened by Lindsay Warwick, who brings valuable in-house experience from a leading global news publisher, particularly in pre-publication advice and media claims.
Lawyer Rankings
- Hall of Fame London > TMT (technology, media and telecoms) > Reputation management
- Hall of Fame London > TMT (technology, media and telecoms) > Media: Theatre, publishing and other media
- Media: Theatre, publishing and other media London > TMT (technology, media and telecoms)
- Reputation management London > TMT (technology, media and telecoms)
Top Tier Firm Rankings
- Corporate and commercial > Commercial contracts
- TMT (technology, media and telecoms) > Media: Advertising & marketing
- TMT (technology, media and telecoms) > Media: Digital content & social
- TMT (technology, media and telecoms) > Media: Theatre, publishing and other media
- TMT (technology, media and telecoms) > Media: Video games
- TMT (technology, media and telecoms) > Reputation management
- Industry focus > Retail and consumer
Firm Rankings
- Dispute resolution > Banking litigation: investment and retail
- Risk advisory > Corporate governance
- Corporate and commercial > Customs and excise
- Crime, fraud and licensing > Fraud: civil
- Employment > Health and safety
- Insurance > Insurance and reinsurance litigation
- Insurance > Insurance: corporate and regulatory
- TMT (technology, media and telecoms) > IT and telecoms
- Insurance > Product liability: defendant
- Insurance > Professional negligence
- Dispute resolution > Tax litigation and investigations
- Industry focus > TMT
- Corporate and commercial > VAT and indirect tax
- Insurance > Clinical negligence: defendant
- Dispute resolution > Commercial litigation: premium
- Risk advisory > Data protection, privacy and cybersecurity
- Employment > Employers
- TMT (technology, media and telecoms) > Intellectual property: trade marks, copyright and design
- Dispute resolution > Professional discipline
- Risk advisory > Regulatory investigations and corporate crime (advice to corporates)
- TMT (technology, media and telecoms) > Sport
- Private client > Art and cultural property
- Real estate > Commercial property: corporate occupiers
- Dispute resolution > Competition litigation
- Real estate > Construction: contentious
- Dispute resolution > International arbitration
- Industry focus > Life sciences and healthcare
- Corporate and commercial > M&A: Lower Mid-Market Deals, £100m-£750m
- Corporate and commercial > Partnership
- Insurance > Personal injury: defendant
- Corporate and commercial > Financial services: contentious
- Corporate and commercial > Financial services: non-contentious/regulatory
- Crime, fraud and licensing > Fraud: white-collar crime (advice to individuals)
- Corporate and commercial > Private equity: transactions - mid-market deals (up to £500m)
- Public sector > Administrative and public law
- Finance > Bank lending: investment grade debt and syndicated loans
- Finance > Corporate restructuring & insolvency
- Corporate and commercial > Equity capital markets – small-mid cap
- Risk advisory > ESG