England - London • Dispute resolution

Humphries Kerstetter LLP

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Litigation 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.

Lawyers

Practice head

The lawyer(s) leading their teams.

Toby Starr

Other key lawyers

Mark Humphries, James Russell