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Leading Individual Head of Department Band 5 – Family/Matrimonial Finance: High Net Worth (Chambers UK 2025)

Claire Filer

Partner · Regional Lead Partner, Thames Valley (family law partner and mediator); no longer identified as Head of Family (London) — a separate national Head of Family Law was appointed in October 2024

Irwin Mitchell

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About Claire

Claire Filer is a Partner and mediator in the family law team at Irwin Mitchell, serving as Regional Lead Partner for the Thames Valley from the London and Reading offices. Qualifying as a solicitor in 2004 and practising exclusively in family law since 2009, she advises on divorce, civil partnership dissolution, cohabitation disputes, financial remedy proceedings, and private children law, with a growing specialism in pre-nuptial and post-nuptial agreements protecting gifted and inherited assets. She holds the STEP Diploma, bringing particular depth to cases involving complex business structures and trusts, and is recognised as a Leading Individual by the Legal 500 and ranked Band 5 by Chambers & Partners.

Areas of expertise

Family Law
Divorce
Financial Remedy
Mediation
Children Law
Prenuptial Agreements

Awards & recognition

Legal 500 Leading Individual 2026

Professional background

Qualified
2004
Languages
English

Contact Claire

Last updated: 31 May 2026

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