Image

Lydia Challen

Partner

Lydia specialises in all aspects of corporate tax, including M&A, corporate reorganisations and private equity tax. She regularly advises multinational corporate groups in relation to their tax affairs and on structuring issues.
On the transactional side, she has extensive experience of advising in relation to disposals by public and private companies, complex financings (including restructurings) and corporate reorganisations.
 
She co-chairs the Tax Committee of the Law Society of England & Wales. She is a regular contributor to consultations with HM Revenue & Customs and the UK Treasury on the development of legislation and tax policy. 
 
Lydia is ranked as a Leading Individual in Legal 500’s category, Corporate Tax 2021/22. 

Expertise

Industries

Leadership Positions And Professional Affiliations

  • Chairman, Corporation Tax Sub-Committee of the Tax Law Committee of the Law Society

Recognition

Very knowledgeable, smart and straight to the point.
Chambers & Partners, UK.
A joy to work with and exceptionally good.
Chambers & Partners, Europe.

Qualifications

Admissions

Admitted as barrister, England and Wales, 1995

Admitted as solicitor, England and Wales, 2007

Academic

Bachelor, University of Cambridge, 1993

Master, Oxford University, 1994

Disclaimer
A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.