Partner & Statutory Director
Tim’s passion lies in helping his clients maximise their wealth through successful tax planning for the future. Whether you are seeking a solution on the most efficient way to implement your inheritance plans or would simply like some plain-English advice on your tax liabilities, Tim is expertly placed to offer you a highly professional and personalised service.
Having previously worked for HMRC, Tim Cook can use his insights to assist with HMRC investigations and ensure that you are informed at all times, and can offer you clear and simple advice throughout the process.
His technical areas of expertise include tax planning, pensions, emigration and trusts. Tim works with entrepreneurs, and families from a wide range of backgrounds, based both in the UK and overseas.
Tim Cook joined Wilder Coe in 1996 and was made Tax Partner in 2001.
Professional Memberships
- Affiliate of the Institute of Chartered Accountants in England and Wales
Professional Areas of Expertise
- Tax Planning
- Pension Planning
- Inheritance Tax
- Trusts
- HM Revenue and Customs Investigations
- International Tax
- Capital Gains Tax
Sectors of Expertise
- Entrepreneurs
- High Net-Worth Individuals
Read Tim Cook’s latest insights:
- Wilder Coe appoints two Tax Partners - 2 Apr 24
- Economic Crime Levy - 25 Apr 23
- UK IHT (Inheritance Tax) and planning strategies recording - 4 Jul 22
Partner
Jamie Muirhead joined Wilder Coe in August 2018 after graduating from the University of Cambridge with a degree in Natural Sciences. Jamie is a Chartered Tax Advisor and Chartered Accountant after completing the ACA/CTA joint programme with Wilder Coe in 2021. Jamie was promoted to Assistant Tax Manager in 2022 and now takes on the mantle of Tax Manager at Wilder Coe.
He has a portfolio of clients including non-UK resident company landlords, high-net-worth individuals, entrepreneurs, the self-employed and owner-managed businesses.
Jamie’s role means he advises and provides technical tax support across the business. His support has helped individuals, owner-managed businesses, and large corporate groups utilise tax reliefs to run their businesses efficiently and ensure they meet their compliance obligations.
Jamie Muirhead has advised on but is not limited to:
- The refinancing of a substantial London hotel group
- Tax due diligence for a major property developer
- Employers with internationally mobile workers
Jamie is a keen tennis player and holds several voluntary and committee roles, including philanthropy work of the International Tennis Club of Great Britain.
Professional Areas of Expertise
- Tax Planning
- Pension Planning
- Inheritance Tax
- Owner Managed businesses
- International Tax
- Capital Gains Tax
- Corporation Tax
Professional Memberships
- A Member of the Institute of Chartered Accountants in England and Wales
- A Member of the Chartered Institute of Taxation
Qualifications
- BA (Hons) Cantab
- ACA
- CTA
Partner
With over 35 years’ experience, Mark advises individuals and businesses on complex UK tax matters, including issues effecting those moving to or from the UK or holding UK assets while living overseas. He provides clear, strategic advice focused on managing tax exposure both now and for the future.
Mark is known for building strong, long-term client relationships and for his proactive, pragmatic approach. He joined Wilder Coe in April 2024 as Associate Personal Tax Partner and was appointed Personal Tax Partner in October 2024.
Specialisms
- UK tax compliance and tax mitigation planning
- Internationally mobile families and individuals
- Athletes, performers, agents, clubs and associations within the sports, media &
entertainment industries - Property and land-related tax matters
- HMRC negotiations, voluntary disclosures, and enquiries
- Business and company start-ups
- Tax-efficient remuneration and succession, retirement, and exit planning
- Trust, estate, and inheritance tax planning
Professional Memberships:
Fellow of the Association of Taxation Technicians - (ATT) Fellow
Tax Supervisor
Sarah has been part of Wilder Coe since 1996 and qualified as a Chartered Tax Adviser in 1998. She manages a varied portfolio of high-net-worth individuals, including Lloyd’s names, self-employed professionals, and barristers.
Alongside preparing annual tax returns, Sarah assists clients with a wide range of personal tax matters, providing a friendly, professional and personal service. She has worked closely with Tax Partner Tim Cook for many years, supporting clients with clear, reliable tax advice.
Professional Memberships
- A Member of the Association of Tax Technicians
- Chartered Institute of Taxation
Qualifications
- BA (Hons) Accounting
