Entrusted by a diverse multitude of clients, Keystone Law is well-positioned to manage international disputes as well as handle commercial and regulatory issues. Simon Chalkley handles licensing, distribution, franchising, and technology transfer agreements for a varied roster of clients, while the ‘brilliant’ Rebecca Halford-Harrison is well-versed in the life sciences, cosmetics, and energy sectors. Other key players include Karen Fong and Lucy HarroldJames Tumbridge and Robert Peake joined from Venner Shipley LLP in May 2024.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Keystone seems to have extremely consistent quality of people. They get to the heart of the problem and sort it out. That’s been the case over all sorts of matters. On IP, they are our go-to lawyers and we’d happily recommend them.’

  • ‘Rebecca Halford-Harrison is very brilliant; head screwed on, practical, highly intelligent advice with very clear understanding of the commercial drivers.'

  • 'Rebecca Halford-Harrison has a very good network internationally and pulls together teams to deal with cross-border issues too.’

  • ‘Rebecca Halford-Harrison is an outstanding advisor in the field of IP. Her scientific background, combined with her commercial focus, means that she gives fine tailored advice.’

  • ‘We have been working with Keystone for over five years and are extremely pleased with their professional services. They helped us to solve in our favour a complicated IP case against one of the top ten financial institution.’

  • 'Rebecca Halford-Harrison was supportive, hardworking and gave us precious advice in handling our case.'

  • ‘Great team and very responsive. They think creatively.'

  • ‘Rebecca Halford-Harrison is smart, creative and thinks out of the box to provide the best legal solution for any challenge we ever presented her.'

Key clients

  • Equine America
  • TH2 Designs
  • Tangle Inc
  • Zuru Inc
  • Erbessd Instruments Technologies Inc.
  • Chelsea Technologies Limited
  • VaxEquity Global Health
  • FiberLean Technologies
  • Comfort Click
  • Clinigen
  • Eclats Holdings Limited
  • IPFT Fuels
  • Merck KGaA

Work highlights

  • Acting for Equine America in a range of IP matters.
  • Advised TH2 Designs on various commercial matters.
  • Advising Tangle Inc on a range of disputes in the UK involving the IP rights in its bestselling product the Tangle.

Lawyers

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Other key lawyers

Rebecca Halford-Harrison, Simon Chalkley, Karen Fong, Lucy Harrold, James Tumbridge, Robert Peake