Philip Coppel KC
A skilful appeal advocate. As charming as he is inscrutable. A tough opponent who works hard to test arguments in a lateral manner.’
Cornerstone Barristers has a growing presence in the data protection market as the set contains barristers who are instructed in a wide array of matters across multiple sectors and jurisdictions. Philip Coppel KC represented the claimant in Doorstep Dispensaree Limited v Information Commissioner, a Court of Appeal case after a pharmacy was fined by the regulator. Estelle Dehon KC represented JUSTICE in an appeal to the FTT concerning its attempt to request data under FOIA concerning the Prevent anti-terrorism programme. Sam Fowles left the set in August 2025.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'Cornerstone Barristers has significant strength and depth in data protection and freedom of information.'
- 'The clerks rightly often win recognition of exceptional customer care. The team leaders are worthy of particular note, as they each go above and beyond for clients.'
- 'Committed, high quality and enthusiastic junior end.'
- 'I have concluded they are exquisitely polite and professional.'
- 'They are very professional, always respond to emails and calls. If the person you want is unavailable, someone else will always deal with the enquiry.'
Lawyers
Leading Silks
KCs at the very top of their field, with a long-established record of market-defining cases, and widespread endorsement from clients and peers. All silks appointed in the last two rounds are listed further below.
Leading Juniors
Leading juniors are those with significant experience of key cases, strong market recognition from both peers and clients, and are seen as future candidates for silk.
