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US LLC for Non-Residents: A Foreign Founder's Setup Checklist.

A commercial checklist for foreign founders setting up a US company: why brands form one, the common structures at a high level, and the order of EIN, bank, sales tax and insurance that keeps a US launch on schedule.

By Theory RoadSeptember 21, 202611 min read

A foreign founder can form a US LLC as a non-resident, or a US corporation, without a US address, visa or Social Security number. The formation itself is quick. What takes time is everything that depends on it: the tax ID, the bank account, payment processing, sales tax permits and insurance, in an order that decides whether your launch date holds.

This is a commercial checklist, not legal or tax advice. Theory Road is not a law firm or an accounting firm. We run US launches and coordinate with each client's attorney and accountant, and this piece explains the setup steps from that operator's seat: why brands form a US entity, the common options at a high level, the practical steps, and the sequence that keeps marketing and sales on schedule. Founders searching for an LLC en Estados Unidos, abrir LLC nos EUA or how to Firma in USA gründen are asking the same set of questions, and the answers below apply whichever language you started in.

Why foreign brands form a US entity.

You can sell into the US from a foreign company, and many brands start that way. A US entity becomes useful when the business needs to look and operate like a local one. The common reasons are commercial:

  • US retailers and distributors often prefer, and some require, a US vendor with a US tax ID, US bank details and a US insurance certificate.
  • US payment processors and some ecommerce and marketplace tools are simpler to set up with a US entity, a US bank account and an EIN.
  • A US entity can hold US contracts, leases, a warehouse relationship and US employees, and separates US liabilities from the parent company.
  • US investors and acquirers usually expect a US corporation if the plan includes raising capital in the United States.
  • Local presence builds trust with buyers, from a US phone number and address on invoices to a US-registered business name.

The common options, at a high level.

A foreign owned LLC is a limited liability company formed under a US state's law and owned wholly or partly by a non-US person or company. It is one of three common structures, alongside a C corporation and a branch of the foreign parent. The table below is a starting map for a conversation with your advisors, not a recommendation. How your home country taxes each structure can reverse what looks attractive from the US side: some countries treat a US LLC as a transparent entity and others treat it like a corporation, and that mismatch can create double taxation or lost credits.

US entity options for foreign founders, at a high level
OptionWhat it isUS tax treatment in broad termsOften considered whenConfirm with your advisors
LLCA state-formed company with limited liability and flexible managementSingle-member foreign-owned LLCs are generally disregarded for income tax but carry their own IRS reporting; multi-member LLCs default to partnership treatmentA founder or small group wants a simple US operating companyHow your home country classifies the LLC, and the annual reporting it triggers
C corporationA state-formed corporation that is a separate taxpayerTaxed at the entity level, with withholding rules on dividends paid to foreign owners, possibly reduced by a tax treatyThe plan includes US investors, stock options or a future saleTreaty position, dividend withholding and whether your home country credits US tax
Branch of the foreign companyThe parent company registers to do business in a US state without forming a new entityThe parent may owe US tax on US business income, and branch-level taxes can applyA group wants a light US presence tied closely to the parentParent liability exposure and whether the branch creates a taxable presence

The setup checklist, step by step.

Once your advisors have chosen the structure and the state, the operating setup follows a fairly standard path. These are the steps we plan launch timelines around, with the owner of each noted.

Form the entity and appoint a registered agent.
Your attorney or a formation service files the certificate of formation or articles of incorporation with the chosen state. Every state requires a registered agent with a physical address in that state to receive legal notices. Ask for the operating agreement or bylaws at the same time, because banks will request them.
Register in the states where you operate.
If the company is formed in one state but has offices, staff or a warehouse in another, it usually must register there as a foreign entity, meaning out of state. Your attorney confirms where this applies.
Obtain an EIN from the IRS.
The Employer Identification Number is the company's federal tax ID and is needed for banking, payment processors, payroll and most vendor forms. At the time of writing, the IRS online application requires the responsible party to have a US taxpayer number, so founders without one typically apply with Form SS-4 by fax, mail or phone, which takes longer. Build that wait into the plan.
Open a US business bank account.
Expect to provide formation documents, the EIN letter, the operating agreement, passports and proof of address for owners, and details on who controls the account. Some banks require an in-person visit for non-resident owners; some newer business banking providers open accounts remotely. Ask before you book travel.

Payments, sales tax and insurance.

Once the company can hold money, the commercial setup can start. These steps are where launch dates usually slip, because each one depends on a third party verifying the steps before it.

Connect payments and storefronts.
With the entity, EIN and bank account in place, set up your payment processor, Shopify Payments or other checkout, and marketplace accounts such as Amazon Seller Central. Each will verify identity and the bank account, which can take several days.
Register for sales tax where required.
There is no federal VAT in the US. States set sales tax, and after the 2018 Wayfair decision, economic nexus can require remote and foreign sellers to register and collect once sales in a state pass that state's threshold. Marketplace facilitator laws mean Amazon and similar marketplaces collect on their own sales in most states, but your direct website sales are yours to manage. Your accountant sets the registration plan.
Put insurance in place.
General liability and product liability are the usual starting points for consumer brands, and many US retailers require a certificate of insurance naming them as additional insured before a first order ships. Add commercial property, cyber and workers' compensation as the business needs them, with a US commercial insurance broker.
Set up bookkeeping and the compliance calendar.
Agree with your accountant on the books, the annual state reports and franchise taxes, federal returns and information reporting, and who files each. Put every date in a shared calendar with a named owner.

Other pieces founders forget.

  • A US mailing address for vendors and banks, separate from the registered agent address, which is for legal notices.
  • A US phone number for customer service and retailer contact, set up in your CRM or phone system from day one.
  • A US trademark filing, which for foreign-domiciled applicants must go through a US-licensed attorney, and which Amazon Brand Registry relies on.
  • Payroll registration with the state if you hire US staff, handled with your accountant or a payroll provider.
The EIN gates the bank, the bank gates payments, and payments gate the launch. Sequence the setup like a project, not a checklist.

The order that keeps a launch on schedule.

Every step above has a dependency. Formation must happen before the EIN, the EIN before the bank account, and the bank account before payment processing, marketplace verification and most retailer vendor setups. Meanwhile, the marketing work can run in parallel if it is planned that way: the US website, the US product pages, the trademark filing through a US-licensed attorney, the analytics and CRM setup, and the launch campaigns can all be built while the entity and banking steps complete, and switched on when payments are live.

In practice, we plan backward from the launch date. The storefront and campaigns need working payments a few weeks before launch for testing. Payments need a bank account. The bank account needs an EIN and formation documents. If the EIN is on the slow, paper path, that single step can set the whole schedule, so it should start the week the entity is formed. Our US business setup for foreign companies page shows how this fits into a full market entry plan.

What usually goes wrong.

  • The entity was chosen from a US blog post and later turned out to be treated badly by the home country's tax rules, forcing a restructure.
  • The EIN application went by mail or fax weeks late, and the bank account, processor and storefront all waited on it.
  • A bank appointment required an in-person visit that nobody planned for, pushing account opening back by a month or more.
  • Direct website sales passed a state's economic nexus threshold and nobody was tracking it, leaving uncollected sales tax to settle later.
  • A retailer's vendor setup stalled because there was no certificate of insurance with the required coverage and additional insured wording.
  • The founder assumed owning a US company allowed them to work in the US; it does not, and visa questions belong with an immigration attorney.

Where the paperwork stops and the launch work begins.

Forming the company, getting the EIN and opening the bank account make a US business legal and payable. They do not make it visible or selling. The work that turns a registered entity into US revenue is the go-to-market layer: US pricing and positioning, a US website and product pages, marketplace and retail listings, tracking, CRM and lead routing, and paid and organic acquisition. That work can run in parallel with the legal and tax steps so launch day is not waiting on a bank letter.

Theory Road runs that commercial launch for foreign brands, coordinating the timeline with the client's attorney, accountant and customs broker rather than replacing them, often through a fractional CMO engagement that owns the US launch plan end to end.

Can a non-resident open an LLC in the United States?

Yes. US states generally allow non-residents and foreign companies to own an LLC without a US visa, address or Social Security number. You will need a registered agent with an address in the state of formation. Whether an LLC is the right structure depends on your home-country tax rules, so choose it with an attorney and an accountant in both countries.

Which state should a foreign founder form a company in?

It depends on where you will operate, who your investors are and the advice of your attorney. Delaware is common for companies planning to raise US capital, while many operating businesses form in the state where they will have staff, inventory or an office, which avoids registering in two states. Texas, Wyoming and others are also used. Your attorney should decide.

How does a foreign owner get an EIN without a Social Security number?

At the time of writing, the IRS online EIN application requires a responsible party with a US taxpayer number. Founders without one typically submit Form SS-4 by fax or mail, or international applicants can apply by phone. It takes longer than the online route, so start the EIN application the week the company is formed. Your accountant or formation provider can handle the filing.

Does a foreign owned LLC have to pay US sales tax?

Sales tax depends on where you sell, not who owns the company. States set their own rules, and economic nexus can require registration once your sales into a state pass its threshold. Marketplaces like Amazon collect on their own sales in most states, but direct website sales are your responsibility. An accountant should set up your state registration plan.

Does owning a US company let me work in the United States?

No. Owning a US LLC or corporation does not give a foreign founder the right to live or work in the US. You can own and manage the company from abroad, but working in the US generally requires an appropriate visa. That is a separate question for an immigration attorney, and it should be raised early if you plan to relocate.

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