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UK company · US expansion

Taking a UK company into the US? Nexus is the first trap.

Expanding a UK company into the US — sales, staff, or an entity. The US layers federal, state and local tax, and ‘nexus’ can create filing obligations before you've opened an office.

Fifty states, not one country

US sales-tax nexus can be triggered by revenue alone, state income tax varies wildly, payroll differs state by state, and entity choice (LLC vs C-corp) shapes everything after. A UK accountant simply won't see these coming — and the penalties for missing them compound.

What we handle

Both sides, under one roof

US entity formation — the right state and type
Federal & state corporation tax
Sales-tax nexus mapping & state registrations
Multi-state payroll
EIN and federal / state registrations
Transfer pricing between UK parent and US entity
How it works

Three steps, one team

Map nexus & structure

We work out where you'll trigger obligations and choose the entity and state that fit how you'll operate.

Incorporate & register

Formation, EIN and the federal and state registrations you actually need — no more, no less.

Ongoing compliance

Federal, state and sales-tax filings and payroll, kept aligned with the UK side.

Common questions

The things founders ask first

What is nexus, and when does it hit us?

Nexus is the connection that makes a state entitled to tax you — and since 2018, economic activity alone (revenue or transactions) can create it, no office required. We map it before you cross the line.

Which state should we incorporate in?

It's driven by where you'll operate, hire and raise — not a default. Delaware suits some, the state you actually trade in suits others. We choose it for your case.

Do we need US payroll before we hire?

Yes — registrations have to be in place first, and they differ per state. We set that up so your first US hire is clean.

Let's map both sides of your business.

A free consultation, no obligation. Tell us how the company is structured and we'll map what each side needs — with a fixed price before any work begins.

Ready to put one firm on both sides?

Tell us your situation — no obligation — and we'll tell you exactly what you need across the US and UK, and what it costs, up front.

Tell us how the business is structured — no obligation — and we'll map what's needed on each side, with a fixed price before any work begins.