The complete 2026 playbook for British founders — E-2 treaty investor visa eligibility, UK-US tax treaty benefits, banking setup, Delaware vs. alternatives, and your step-by-step entry roadmap.
UK nationals have excellent options including the E-2 treaty investor visa — one of the most flexible routes for entrepreneurs. Here are your main pathways.
The best visa for UK founders investing in a US business. No minimum investment specified in law, but USCIS typically looks for $50K–$150K+ depending on the business.
If you already have a UK business operating for 1+ years, transfer yourself to your new US subsidiary as executive or manager.
For British entrepreneurs with significant recognition — media coverage, awards, major funding rounds, or industry leadership.
After 1+ year on L-1A, you can self-petition for a Green Card as a multinational executive or manager without a PERM labor certification.
You don't need to move to the US to run a US LLC or corporation. Many British founders operate US companies entirely from the UK.
UK nationals can enter the US visa-free for up to 90 days under ESTA to conduct business (not work). Good for initial setup visits.
The UK-US tax convention is comprehensive and favorable. It covers virtually all types of income and provides clear tie-breaker rules for dual residents.
The UK-US treaty (most recently updated in 2001 with protocols through 2003) provides excellent protection against double taxation:
Most UK founders expanding to the US debate between two structures. Here's how they compare:
Beyond federal tax, each US state has its own tax regime. For UK founders:
Common mistakes UK founders make when structuring US operations:
UK founders have among the best success rates with US banks. English-language documentation and FATF compliance make verification smoother.
| Bank | Requires SSN? | Requires US Address? | Success Rate (UK Founders) | Notes |
|---|---|---|---|---|
| Mercury | No (EIN only) | Registered agent OK | Very High | Top choice. UK-owned Delaware LLCs approved routinely. No monthly fees |
| Relay | No (EIN only) | Registered agent OK | Very High | Excellent for multi-account setup. Easy Wise/Stripe integration |
| HSBC USA | Sometimes | Preferred | High | Excellent option if you bank with HSBC UK — can leverage global relationship |
| Barclays US | Yes | Yes | Medium | Credit card products available, limited business banking options |
| JPMorgan Chase | Yes (or ITIN) | Yes | Medium | Best for larger UK companies. Branch visit required but worth it for full banking suite |
| Wise Business | No | No | Very High | UK-headquartered so excellent for GBP/USD conversion. Great secondary account |
💡 UK advantage: UK founders face fewer banking friction points than most nationalities. Mercury and Relay both have high approval rates for UK-owned LLCs. Start with Mercury for speed, then add a Chase account when you have US presence.
Your choice depends on whether you're raising US VC, running a remote services business, or planning to set up a physical US presence.
The universal choice for UK companies raising US venture capital. All major US VCs and accelerators (YC, a16z, Techstars) require or strongly prefer Delaware C-Corps.
Zero state income tax, strong privacy laws, and only $60/year in annual fees. Ideal for UK service businesses, consultancies, and remote-operated companies.
If your US clients and team are in NYC, incorporating here avoids foreign qualification fees. Excellent for fintech, finance, and media companies.
Use our AI-powered tool to get a personalised state recommendation for your specific UK business:
Try the Free AI State Selector →Most UK companies complete the full US setup in 3–6 weeks. Here's the optimal sequence.
Delaware C-Corp if raising US VC. Delaware or Wyoming LLC if self-funded. Both can be owned by UK individuals or your UK company. Consider tax implications of each structure with a US/UK cross-border CPA.
⏱ 1–3 daysFile Articles of Incorporation (C-Corp) or Articles of Organization (LLC) online. Delaware and Wyoming both allow online filing. Most formations complete in 1–5 business days (Delaware offers same-day for a premium).
⏱ 1–5 business daysRequired for all US entities. Provides a US address for official correspondence. Most formation services include 1 year free. Cost: $50–$300/year ongoing.
⏱ Same dayNon-US founders must apply via Form SS-4 by phone (international line available) or by fax/mail. Phone application to IRS can get your EIN same-day. Fax: 2–4 weeks. Mail: 8+ weeks.
⏱ Same day (by phone) to 8 weeks (by mail)New requirement since 2024 — all US entities must file beneficial owner information with FinCEN within 30 days of formation. UK founders file as foreign nationals. Free to file at fincen.gov.
⏱ Within 30 days of formationApply to Mercury or Relay online with your EIN and company documents. UK-owned companies have high approval rates. Account typically active within 3–5 business days.
⏱ 3–5 business daysE-2 investor visa if you're moving to the US (consult attorney, process: 3–6 months). L-1 if you have UK entity with 1+ year trading history. Remote operation from UK if staying. Consult an immigration attorney early.
⏱ Plan 3–6 months in advanceGet AI-powered guidance on the right entity structure, state selection, tax optimisation, and compliance — built for British founders entering the US market.