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Karen Birch

PSL Counsel


Birch Karen
Karen Birch

PSL Counsel


Litigation & Dispute Resolution

Karen is Counsel in Allen & Overy’s London litigation practice and Global head of Litigation Know-how. She has particular expertise in advising on cross-border governing law and jurisdiction issues and on the negotiation of dispute resolution clauses in complex international transactions.

 Karen also advises widely on other litigation and arbitration related issues, in particular on state immunity, English litigation procedure and legal privilege and on how clients can best manage their litigation risk. Karen has been part of Allen & Overy’s core Brexit, Covid and Russia/Ukraine crisis teams and has been heavily involved in advising clients on the legal implications of these events.

Related articles

Publications: 30 March 2022

Russian invasion of Ukraine - Implications for commercial parties

The human cost of Russia's invasion of Ukraine is devastating. It is rightly the focus of attention around the globe, including for commercial parties with operations or business relationships with a…

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Publications: 10 November 2021

Enforcement of arbitration awards against States – court documents must be served through diplomatic channels

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Publications: 22 June 2021

Podcast: English law and the English courts five years after the Brexit referendum – are they still an attractive choice?

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Publications: 10 May 2021

A lesson on English law post-Brexit from the Court of Appeal

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Admitted as solicitor, England and Wales, 1999


BA, History, St John's College, Cambridge University, 1995

CPE, The College Of Law, London, 1996

LPC, The College Of Law, London, 1997

MA, History, University of Cambridge, 1999