Firm PROFILE
The Burnside Partnership
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The Burnside Partnership

High Net Worth 2026

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Rankings

High Net Worth

Leading firm in High Net Worth 2026

Top figures

2015

Established Year

Content provided by The Burnside Partnership

Overview

Provided by The Burnside Partnership

The Burnside Partnership is a specialist Private Client firm advising individuals, families, trustees and business owners across the Cotswolds, Thames Valley, London and Spain. We combine technical excellence with a warm, personal approach, helping clients navigate tax, estate planning, succession and family challenges with clarity and confidence.

Industry sectors (6)

  • Private Wealth
  • Family Business
  • Charities & Non-profits
  • International Families
  • Entrepreneurs & Founders
  • Agricultural & Rural Estates

Capabilities (12)

  • Wills & Estate Planning
  • Personal Tax
  • Anglo-Spanish Cross-Border Estate & Tax Planning
  • International Probates
  • Trusts
  • Court of Protection & Deputyship
  • Inheritance Disputes
  • Succession Planning
  • Family Governance
  • High-Value Estate Structuring
  • Tax-Efficient Wealth Transfer
  • Vulnerable Client Support

Clients (5)

  • High Net Worth Individuals
  • Family-Owned Businesses
  • Trustees & Executors
  • International Families
  • Entrepreneurs & Founders

Key people

Provided by The Burnside Partnership

  • Anna Burnside

    Senior Partner

  • Della Burnside

    Managing Partner

Work & experience

Provided by The Burnside Partnership

We advise on complex estate planning, cross‑border tax matters, probate, trusts, Court of Protection issues, family succession disputes and charity governance. Our team regularly supports clients through sensitive family situations, high‑value estates, and multi‑jurisdictional structures, delivering pragmatic solutions tailored to each client’s circumstances.

Notable work

Provided by The Burnside Partnership

Cross-border Estate Planning

Creating a cohesive estate/tax strategy for HNW family with assets in multiple jurisdictions, for long‑term protection

Complex Probate

Handled administration of substantial Estate with business interests, property & multiple warring beneficiaries

Court of Protection & Deputyship

Acted as deputy for vulnerable client, managing significant assets, safeguarding interests & ensuring long‑term planning

Ranked Offices at The Burnside Partnership

Provided by The Burnside Partnership

UK - Head office

Oxfordshire

The Carpenter's Workshop Blenheim Palace Sawmills, Oxford, Oxfordshire, UK, OX29 8ET, Oxford

Ranked Departments at The Burnside Partnership (1)

Oxford and surrounds

Ranked Individuals at The Burnside Partnership (2)

Oxford and surrounds

Top figures

2015

Established Year

Content provided by The Burnside Partnership

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