Tools
Answers, not lead magnets
Every tool here gives you the answer without asking for an email. If you want to save or export the result, that’s what an account is for — but the answer is free either way.
Start
Work out what to form, where, and whether you can.
US business setup checklist
Four questions, then a personalised plan: entity, state, the steps in order, and the filings that apply to you.
Open the toolNon-resident eligibility checker
Whether you can own a US company from your country, and the three things that actually slow it down — the EIN, the bank account and Form 5472.
Open the toolBusiness structure selector
LLC, C-Corp or an S-Corp election — with the condition that would flip the answer, and the structures ruled out and why.
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Cost
What it actually costs — including the parts nobody advertises.
Tax calculator: your country vs a 0% residency
Your sales and where you live, against a territorial or zero-tax residency plus a US LLC. Rates, accountant fees and audits included — and every number editable.
Open the toolLLC cost calculator by state
The real first-year and yearly cost in any state, line by line — filing fee, agent, annual report, franchise tax and publication.
Open the toolState comparison tool
Two or three states side by side on cost, privacy and filings — and a straight answer about which to pick.
Open the toolS-Corp savings calculator
What an S-Corp election saves on self-employment tax, net of payroll and accounting costs — including when it saves nothing.
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Stay compliant
The filings that follow, and the ones with penalties attached.
Compliance calendar generator
Every filing your company owes for the next twelve months, dated from your formation date and ready to import into a calendar.
Open the toolTax treaty lookup by country
Whether your country has a US tax treaty, the withholding rates it sets, and why it probably changes less than you expect.
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Where the numbers come from
State fees and filing deadlines are compiled from each Secretary of State’s published schedule, and treaty status from the IRS treaty tables. Every tool links the primary source next to the figure so you can check it. Where a number could not be verified it is left blank rather than estimated — these are general information, not tax or legal advice.