Mainly specialising in the tech, healthcare, and energy industries, Keystone Law is well-versed in equity fundraisings and growth capital investment rounds. From London, the ‘excellent’ Nadim Zaman concentrates on refinancings and divestments of portfolio companies, while Dee Sian is a highly experienced corporate lawyer. Catherine Williams focuses on PE-backed transactions, Jeremy Davis is a corporate finance expert, and Winston Penhall is also cited as integral.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Nadim Zaman is excellent - we've been working with him for over 10 years now. They are the most business-savvy team we've encountered.’

  • ‘Nadim Zaman is always up to date and challenges his customer pro-actively. This results in the best outcomes combining solid legal knowledge plus a clear sense of business reality.’

  • 'We loved working with them. Very thorough team who left no stone unturned'

  • 'Broad coverage across all multiple aspects of commercial law (equity, debt, IP)'

  • 'Keystone have provided flawless guidance and support throughout our ongoing financing.'

  • 'The team is great at understanding the clients' preferences and work in an efficient and timely manner on all aspects of a transaction's legal due diligence.'

  • 'All-around team of experts.'

Key clients

  • Life In The Cocoon Limited
  • Kelp Industries Ltd
  • Portfolion Digital Private Equity Fund II
  • Study Hall Limited
  • Datamaran Limited
  • Instinct Studios Limited
  • Trumpet Software Limited

Work highlights

Advised Life in the Cocoon Ltd (trading as Cocoon Club) on its equity and convertible debt fund raising.
Advised long standing client, Portfolion, on its further investment in Renewabl Ltd.

Other key lawyers

Nadim Zaman; Dee Sian; Catherine Williams; Jeremy Davis; Winston Penhall; Simon Holden; Charles Frank; Matthew Kitchenside; JP Irvine; Andrew Bretherton