Caroline is a partner and Head of Private Client, which comprises the Onshore, Offshore and Disputes teams. Caroline’s practice is a mix of contentious and non-contentious private client work.
Caroline advises a broad client base that includes landed estates, entrepreneurs and business owners on all aspects of estate and succession planning, inheritance tax and capital gains tax planning, asset protection and wealth structuring. Caroline advises on the creation and administration of trusts. Caroline also advises on capacity and lasting powers of attorney. Caroline has wide ranging experience acting as both a professional trustee and executor.
Caroline has extensive experience of both domestic and multijurisdictional trust disputes as well as advising trustees and beneficiaries generally on their rights and duties. Caroline frequently advises on succession issues, including will validity claims, undue influence, capacity and construction issues as well as claims under the Inheritance (Provision for Family and Dependants) Act 1975 and applications for the removal of personal representatives. Caroline advises executors, beneficiaries and professionals on their duties, obligations and rights with regard to wills.
Experience
Advising a family on estate planning in respect of the sale of real estate for £230m, including restructuring various family trusts and advising on the overarching strategy for the sale from wealth protection to dynastic planning, which included relocating two of the beneficiaries overseas.
Advising a Caribbean trust company acting as trustee of a substantial trust fund structure valued at around £400m on their duties to include strategic advice following a breakdown in family relationships.
Advising the beneficiary of a will on validity and undue influence claims and, after a successful mediation, doubling their inheritance.
Advising the trustees on a variation of trust application to extend the perpetuity period and improve the trust administration powers of a £500m trust.
Acting in the reported case of PQ and another v RS and others [2019] EWHC 1643 (Ch)
Acting in the reported case of Cator v Thynn [2026] EWHC 209 (Ch)
Publications
Editor of In Trust, the Private Client team’s publication.
Caroline has had articles and comments featured in a wide variety of publications from specialist industry-focused ones to national newspapers.
Endorsements
Member of Society of Trust and Estate Practitioners (STEP).
Member of the Association of Contentious Trust and Probate Specialists (ACTAPS).
Testimonials
Caroline quite rightly prides herself on communication with clients and client service, whilst bringing them pragmatic solutions and trying to ensure the best outcomes for them.
Chambers High Net Worth Guide, 2026
Caroline Miller exudes confidence and excellence. Clients consistently respond to her rare balance of intellectual rigour and practical judgement; always steering matters towards solutions that are commercially sensible and proportionate to her client’s wider objectives. She is measured, pragmatic and solutions-focused, and she handles delicate private client matters with discretion and tact.
Chambers High Net Worth Guide, 2026
Caroline is fantastic; really careful and clear in her communications. She knows the law.
Chambers High Net Worth Guide, 2026
Caroline Miller, great to work with and very knowledgeable.
Legal 500 2026
She is a good technical trusts lawyer.
Chambers High Net Worth Guide, 2025
Caroline Miller is poised, perceptive and tactical.
Chambers High Net Worth Guide, 2025
Caroline focuses on client service, and encourages the same in her team. She is able to apply her in-depth knowledge to client circumstances in a way that they can feel supported by pragmatic advice.
Chambers High Net Worth Guide, 2025
Caroline Miller is a first-class trusts and estates lawyer who is at the top of her game. She has a huge amount of experience, excellent judgement and a great sense of litigation tactics combined with her knowledge and experience of the technical and practical aspects of tax, trusts and estates law.
Legal 500, 2025
She knows her stuff and she is also very good at managing the case overall. She is also very commercially minded
Chambers High Net Worth, 2024
Caroline Miller is excellent and thoroughly knowledgeable. Her client care skills and technical knowledge are stand out.
Legal 500, 2024
Caroline Miller has rightfully been promoted to head the contentious team, which has an interesting mix of old-money and new-money matters and good connections with the Channel Islands.
Legal 500, 2024
Caroline is Miller is bright, perceptive and persuasive. She is utterly assured
Chambers High Net Worth, 2024
Caroline is an excellent trust lawyer
Chambers High Net Worth, 2024
Caroline is excellent all round - hugely supportive of clients and very strong on the law.
Chambers, High Net Worth 2023
Wedlake Bell is a world-class team of contentious trusts lawyers, often leading the way in key areas such as confidentiality, disclosure and cross-border enforcement. They have outstanding talent at all levels and have developed innovative and well-resourced ways of keeping them. Caroline Miller gets the very best out of her team.
Legal 500, 2023
Caroline Miller may possibly be the best contentious trusts partner in the world. She creates an instant bond of trust with clients, keeps the commercial realities in mind and is unceasingly creative and courageous in pursuing their goals.
Legal 500, 2023
She is a great communicator, client-focused and commercial in her approach.
Chambers, High Net Worth 2023
This firm handles some very large trusts and this feeds into a strong and successful contentious team. Andrew O’Keefe and Caroline Miller are both great to work with.
Legal 500, 2023
Caroline's insights
In Trust
Sep 10, 2026
In Trust – September 2026
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