Spear’s Family Law Index 2026 recognises 13 Keystone lawyers
Ruth Abrams, Roopa Ahluwalia & Susan Apthorp
Susanna is a corporate and venture capital lawyer with over 25 years’ experience advising high-growth companies and investors, particularly in the life sciences and technology sectors.
In particular, Susanna acts for a number of companies in the Cambridge area where she is based.
She supports clients on a wide range of corporate matters, with a focus on venture capital fundings, scaling businesses, and the commercialisation of scientific innovation.
Susanna advises on venture capital transactions, acting for both companies and investors including fundings qualifying for EIS and bridging financing involving convertible loans and advance subscription agreements and due diligence.
Experience
Susanna advises on a broad range of corporate matters, ranging from company formation to complex multi-jurisdictional company restructuring, general corporate counsel, mergers and acquisitions, and share options.
Experience
Susanna advises on university spinouts to support scientifically rich companies and their founders and advises accelerators who run startup programmes.
Experience
Susanna advises high-growth companies and investors in the life sciences and healthcare sectors.
Experience
Susanna advises on transactions involving technology and innovation-driven businesses.
Experience
Please note: The experience list above may include examples of work completed prior to joining Keystone Law.
Recognised by The Legal 500 as a Leading Partner for Venture Capital 2026
Recognised by Chambers UK for Private Equity: Venture Capital Investment 2021–2026
“Susanna is great to work with.” – Chambers Guide to the Legal Profession
“Susanna is excellent and very kind.” – Chambers Guide to the Legal Profession
“Susanna is a preeminent lawyer in the UK venture capital market and a trusted adviser.” – Chambers Guide to the Legal Profession
Member of the British Private Equity and Venture Capital Association (BVCA) (now called UK Private Capital) core working committee for the model documents for early-stage investments. She has co-authored these model documents for the last 10+ years.
Susanna is pursuing a Masters in Studies (MSt) in History (part-time) at Cambridge University and is a member of Selwyn College. Her research area is the history of venture capital in Cambridge.
Susanna qualified as a solicitor in 1999. Prior to joining Keystone Law in 2026, she worked at the following firms: