US / UK TAX ADVICE in London

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Are you looking for US / UK tax advice in London & Greater London?

If you are looking for US/UK personal tax advice you have arrived at the correct place. Xerxes Associates LLP offer specialist US & UK tax advice and accountancy services to expats living in the United Kingdom and United States of America. Based in London and with over 10 years of valuable experience, we always offer a professional, responsive and personalised service to all US and UK expats.

Operating as US & UK tax advice specialists and accountants, Xerxes Associates LLP offer more than just the basic advisory and tax return preparation services. We also offer the following key services below to expats residing in both the United States and United Kingdom.

Xerxes LLP, works closely with US and UK expats from all different occupations as well as high net worth individuals in order to help them through the complexities of US and UK tax procedures. We are an expert team of experienced US and UK tax accountants and advisors based in London. We specialise in meeting the needs of private clients and their businesses.

Our services are available throughout London and the UK including Greater London

Click here to visit the IRS website to read information about Taxpayers Living Abroad.

uk / us tax advice in London

Fully Responsive

Consult with an experienced
UK/US Tax Professional
throughout the process.


Simplified and transparent
information exchange.

Submission Ready

Completion of your UK/US
tax return for submission
and/or filing.

Future Planning

Continued client follow-up
with future tax planning.

Starting at £299.00

Starting at £399.00

Combined Filing
starting at £599.00

Streamlined Filing
starting at £799.00

US Joint Filing
starting at £599.00

starting at £199.00

Form 5471, CFC &
GILTI Compliance

starting at £1,499.00

Xerxes Clients have complete peace of mind when it comes to sharing their information. We are fully GDPR and data protection compliant.

The Xerxes team are available throughout the year to assist our clients with their financial and tax needs, confident and experienced in dealing in all levels of tax complexity, with access to accounting expertise for both the US and UK.