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Business Details
17 Years
experience
Trusted UK & US Tax Advisers in London
Ingleton Partners is a London-based private client tax practice established in 2009 by former colleagues from leading international accountancy firms. Our founders identified a gap in the market for a more personalized, proactive approach to transatlantic tax services, combining deep technical expertise with client-centric service. With over 35 years of collective experience from firms like PwC, KPMG, and Deloitte, our team of Chartered Tax Advisers and Enrolled Agents specialises in navigating the complexities of UK and US tax systems. We offer holistic solutions for high-net-worth individuals, expatriates, and families, addressing compliance, planning, disclosure, and wealth management needs. Our dual-qualified professionals provide seamless cross-border tax coordination, ensuring clients benefit from unified expertise in both jurisdictions.

We prioritise long-term relationships built on trust, with senior partners leading engagements and mentoring associates to maintain continuity. Our services extend beyond tax returns to include strategic advisory on trusts, estates, and international investments, supported by accreditations from the Chartered Institute of Taxation and the National Association of Enrolled Agents. We actively engage with clients' wider advisory teams to deliver comprehensive solutions, reflecting our belief that tax advice should be both technically rigorous and personally tailored.
Services
US Tax Returns UK Tax Returns Voluntary Disclosure Expatriate Tax Trusts Advisory Family Wealth Planning FBAR Filing Inheritance Tax Capital Gains Tax
Details
  • Year established: 2009
Highlights and features
  • Dual-qualified UK and US tax specialists with 35+ years combined experience
  • Proactive, partner-led service with senior-level engagement
  • Holistic approach integrating tax planning with wealth management
  • Chartered Tax Advisers with big-four accounting firm backgrounds
  • Seamless coordination of UK-US tax compliance and disclosure processes
Associations and certifications
  • Chartered Institute of Taxation
  • National Association of Enrolled Agents
What people say
Expertise in US-UK tax Proactive advisory service Successful disclosure cases Personalised approach Dual jurisdiction knowledge
Services
US Tax Returns
Comprehensive preparation of US Federal and State tax returns for expatriates and non-resident taxpayers. Our service includes foreign tax credit optimisation, PFIC reporting, and coordination with UK tax obligations. We specialise in complex cases involving trusts, partnerships, and offshore investments.
UK Tax Returns
Full spectrum UK tax return preparation for residents and non-residents, including non-domiciled individuals. We address remittance basis claims, offshore income reporting, and interaction with US tax obligations. Our approach combines compliance with strategic tax planning opportunities.
Voluntary Disclosure
Specialist guidance through IRS Streamlined Procedures and HMRC disclosure programmes. We assess eligibility, prepare required filings, and negotiate penalty mitigation for undisclosed offshore assets and income in both US and UK jurisdictions.
Expatriate Tax
Tailored tax solutions for individuals living or working across borders. We manage tax home establishment, foreign earned income exclusions, and coordinated reporting requirements while minimising double taxation through treaty provisions.
Family Wealth Planning
Integrated wealth planning addressing UK inheritance tax, US estate tax, and cross-border trust structures. We collaborate with legal and financial advisors to implement tax-efficient solutions for multi-generational wealth transfer and asset protection.
People
Founding Partners
Senior Tax Advisers
Established Ingleton Partners in 2009 after senior roles at big-four firms. Combined 35+ years experience in transatlantic tax matters, specialising in complex compliance and strategic planning for high-net-worth clients.
Management Team
Tax Directors
Experienced practitioners holding dual UK-US qualifications. Lead client engagements and mentor associates in delivering comprehensive cross-border tax solutions while maintaining technical excellence and service standards.
Questions
Do US citizens living abroad need to file tax returns?
Yes, US citizens and Green Card holders must file annual tax returns reporting worldwide income regardless of residence.
How do you handle combined UK-US tax compliance?
Our dual-qualified team coordinates both jurisdictions' requirements, optimising foreign tax credits and treaty benefits.
What is the Streamlined Filing Procedure?
IRS program allowing non-willful taxpayers to regularise delinquent returns with reduced penalties.
Can you assist with HMRC offshore disclosures?
Yes, we manage disclosures through HMRC's Worldwide Disclosure Facility and negotiate penalty mitigation.
How do you support family wealth planning?
We coordinate with legal and financial advisors to implement tax-efficient structures for multi-generational wealth transfer.
What trust services do you offer?
Cross-border trust analysis, establishment, compliance, and tax optimisation for UK and US trust arrangements.