Mark Humphries
Humphries Kerstetter LLPLitigation boutique Humphries Kerstetter LLP acts on complex commercial disputes, with significant experience in the class action space. Competition group litigation is a key strength of the team, having notably acted in the high-profile MasterCard and Visa interchange fees proceedings. Solicitor-advocate Toby Starr leads the team, with specific expertise in financial misselling and fraud claims. Key to the practice are consultant Mark Humphries, who co-founded the firm in 2009 after a long career at Linklaters LLP, and managing partner James Russell.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'Toby Starr is a highly experienced litigator - unflappable, with a friendly manner and very easy to deal with.'
- 'Toby Starr is a dogged and highly efficient partner who has an excellent understanding of competition practice and law.'
- 'James Russell is exceptional. Highly competent and extremely knowledgeable.'
- 'James Russell is undoubtedly one of the most able solicitors I have ever worked with. He combines a rigorous and analytic legal mind with a highly commercial approach to achieve great results for his clients.'
- 'James Russell is excellent and hands on. Approachable and friendly.'
Work highlights
- Acting for around 700 claimants in claims against MasterCard and Visa arising out of the interchange fees that the merchants incur.
- Acting for the former director of Ofcom as the proposed class representative for 130,000 UK publishers of websites and mobile apps against Google.
- Acting for a group of bondholders to investigate and pursue claims on their behalf arising out of the collapse of Blackmore Bond Plc.
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Practice head
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Toby Starr