US Expat Tax Services — Late Filing Guide for Americans Abroad 2026

Introduction The United States is one of only two countries in the world that taxes its citizens based on nationality rather than residence. The other is Eritrea. This means that every American living abroad — including the estimated 350,000 US citizens living in the United Kingdom — has a US tax filing obligation. Every year. […]

US UK Tax Accountants — SIPP, 401k and IRA Retirement Guide

Introduction Pension planning is complicated enough in a single country. Add a second country to the picture, and it becomes one of the most technically demanding areas of personal tax. An American living in the UK may hold a SIPP, a 401 (k)k from a previous US employer, a traditional IRA, a Roth IRA, and […]

Tax Specialist for US and UK — Transatlantic Property Guide

Introduction Owning property on both sides of the Atlantic sounds straightforward. Pay your UK mortgage, pay your US mortgage, collect the rent, and pay the local tax.  In reality, it is far more intricate than that. Every rental pound from a UK property must be reported to the IRS. Every rental dollar from a US […]

US UK Cross-Border Tax Specialist — Family Office Guide 2026

Introduction A family office that spans the United States and the United Kingdom faces a compliance challenge unlike almost any other. Multiple family members hold different nationalities. Assets sit in trusts, companies, and investment vehicles across both jurisdictions. Income flows from US securities, UK property, offshore funds, and private equity. And the tax rules in […]