Cooley partner Claire Keast-Butler was included in the FN100, the annual list from Financial News (FN) noting the 100 most influential women in finance in 2025. Now entering its 19th year, the FN100 recognises trailblazing women leaders in financial and professional services, with an emphasis on those who support the next generation of women’s talent.

In her profile, Keast-Butler was highlighted for her work advising clinical-stage biopharmaceutical companies Bicycle Therapeutics and Autolus Therapeutics on their respective private placement offerings.

Keast-Butler was also recognised for co-founding Cooley’s IPO Institute in London. The work of the IPO Institute includes providing courses to general counsels at venture capital-backed tech companies considering going public within the next two years in Europe or the US.

Read her full profile (subscription required)

Keast-Butler also serves as Cooley’s co-managing partner of the London office, where her remit includes helping to drive the law firm’s growth in London.

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