Are you a US multinational investing in the UK or Europe – or a UK business looking to scale internationally? Whatever your aspirations, we provide tailored solutions to your complex cross-border challenges.

With a shared language and strong economic ties, the US remains the UK’s single largest individual-country trading partner, in a relationship worth almost £300bn a year. But there are obstacles to capitalising on these lucrative markets, with complex compliance requirements and cultural nuances across both.

Where others see these borders, we see opportunities. Our market-leading teams across the UK and US bring extensive knowledge, experience and connections to help you operate and grow across both markets. We’ll deliver a consistent, seamless experience – with not only the same software and systems on both sides of the Atlantic, but shared values and a unified purpose.

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Guide

Your guide to doing business in the UK

Our guide to doing business in the UK supports you to grow your international operations here.

    Using our multi-disciplinary expertise, we support you on:

    Expanding between the US and UK brings unique tax challenges, requiring careful navigation of complex regulations and cross-border obligations. Our teams provide leading tax advisory and compliance services tailored to support transatlantic businesses, ensuring you meet local requirements while optimising tax efficiency – from managing transfer pricing to structuring international operations for tax effectiveness.

    We’ll make sure you’re compliant with financial reporting standards by providing conversion services for IFRS, UK GAAP, and US GAAP. With ongoing shifts in accounting standards – including IFRS 9, IFRS 15, IFRS 16, IFRS 17, ASC 606, and ASC 842 – we’ll support you to stay ahead of changes, understand their impact, and implement best practices that support your business’s financial integrity.

    Financial reporting standards across the UK and US continue to evolve, with regulators tightening compliance requirements and introducing new auditing expectations. Whether you’re a US business expanding into the UK or a UK company entering the US, we provide expert guidance on statutory reporting obligations and conduct local audits to ensure full compliance with regulatory obligations regulations – so you can focus on growth in your new market.

    We'll support your business with all aspects of M&A activity, from identifying opportunities to executing deals and transitioning post-completion. In the last two years we have doubled the number of cross-border deals, with a third of all our transactions having international involvement in 2024.