Should Brazilian Founders Use a US LLC Service or DIY?
For a Brazilian founder launching an Amazon FBA business in the United States, the honest answer is direct: skip the do-it-yourself route and use a formation service — and the best fit is CORPBOLT. The reasoning is narrow but decisive. The hardest step for a non-resident is not filing the limited liability company itself; it is obtaining a U.S. Employer Identification Number (EIN) without a Social Security Number, and that is exactly where DIY founders stall for weeks.
This guide walks through why the DIY math looks better than it really is, what separates a good service from a mediocre one for someone based in Brazil, and how CORPBOLT compares to two credible alternatives, doola and Globalfy. The short version: the paperwork you can teach yourself, but the EIN and banking path is where a founder in Sao Paulo loses a month they cannot get back.
The step that decides everything: an EIN without an SSN
Forming a Wyoming LLC on paper is the easy part. For a seller in Sao Paulo or Florianopolis, two steps make or break the whole setup: getting the EIN without an SSN, and reaching a usable U.S. banking and payments position so Amazon can actually pay out. DIY handles neither cleanly.
The catch is the EIN. The IRS online EIN tool rejects any applicant who has no SSN or ITIN, which means every non-resident has to file Form SS-4 by fax or mail instead. That form asks for a responsible party, a mailing address, and a reason for applying, and the responsible-party and third-party-designee fields routinely trip up first-timers. A single formatting mistake bounces the application, and because the reply comes back by fax or post rather than instantly on screen, the correction cycle is measured in weeks, not minutes.
Founders who try this alone often wait a month or more before a valid EIN comes back, and some wait far longer after a rejection. For an Amazon seller, that delay is not abstract: the marketplace account, the payment processor, and the U.S. business bank all sit behind that one nine-digit number.
The second hurdle: a bank setup Amazon can pay into
The EIN gets the company recognized; the bank setup gets the company paid. This is the other place DIY breaks down. A non-resident cannot simply walk into a U.S. branch, and most remote-friendly banks and fintechs will only approve an account when the paperwork lines up perfectly: the EIN letter, an operating agreement in a form they accept, proof of a U.S. address, and identity documents that match the LLC's records. One inconsistency between the formation filing and the bank application is enough to trigger a rejection or a manual review that drags on for weeks.
For an Amazon FBA seller the stakes are higher still, because Seller Central wants a valid U.S. bank account or an approved payment method before it will release funds. Assembling those pieces yourself, in the right order, is precisely the work a good service removes — and it is why "bank-ready" documents are worth more to a non-resident than a slightly lower sticker price.
Why DIY quietly costs an FBA seller more
On the surface DIY is cheaper: you pay only the Wyoming state filing fee and keep the rest. In practice, a Brazilian FBA seller still has to solve four things that do not go away:
- A registered agent with a real Wyoming address — a Brazil address will not satisfy the state.
- The Form SS-4 EIN application, filed by fax or mail because the online tool is closed to non-residents.
- An operating agreement a U.S. bank will actually accept when it reviews the account.
- A U.S. mailing address that Amazon and the bank can verify against the LLC's records.
Miss any one of those and the consequences are real. Amazon can hold a Seller Central listing pending verification, or a bank can decline the account because the operating agreement or the address does not match. The "free" route turns into weeks of back-and-forth in a second language, and the time lost is time the store is not selling. Add up the delayed launch, the re-filing, and the risk of a rejected bank application, and a flat service fee usually ends up cheaper than doing it alone. The founder who saves a few hundred dollars up front can easily lose more than that in a stalled first quarter of sales, which is the calculation that pushes most serious FBA sellers toward a service.
Why CORPBOLT is the pick
CORPBOLT is built specifically for founders who have no SSN, which is why the EIN step — the one that defeats DIY — is the part it handles most carefully. It prepares and files Form SS-4 through the fax and mail route the IRS requires for non-residents, then returns the filed documents and the EIN through a single online portal. One founder described the experience plainly:
"I'm not in the US so I was nervous about the whole EIN thing without an SSN. Their support answered same day... about 6 days total for the EIN, faster than the 2 months a friend waited elsewhere. Price was what they said, no weird extra charges at the end." — Taylor K., United States
Three other things matter for a Brazilian seller. First, the price is genuinely all-in: the Wyoming state fee, one year of registered agent, a U.S. business address, and the EIN are bundled rather than bolted on at checkout, so there is no surprise line item at the end. Second, speed is real — reviewers describe formation in a matter of days and an EIN back in roughly a week, which is the opposite of the DIY month. Third, the documents come out bank-ready, and the Concierge plan adds a bank-application review and a Banking Document Guarantee, which is exactly what you want when the entire purpose is getting Amazon payouts and a U.S. business account working. CORPBOLT holds a 4.5 "Excellent" TrustScore on Trustpilot.
The service alternatives, and where they fall short here
Two services deserve a fair mention rather than a dismissal. As of June 2026, doola's Starter plan runs about $297 per year plus state fees; confirm current pricing on their site. It is a capable, well-reviewed tool, but it is a generalist that serves every kind of founder, the state fee lands on top of the sticker price rather than inside it, and its deeper tiers climb quickly into four figures. It is a fine option, yet it is not organized specifically around the no-SSN EIN path that a Brazilian FBA seller depends on to launch.
Globalfy is the closer call, because it is a fellow non-resident specialist and is especially strong for Brazilian and Latin American founders, with Portuguese and Spanish support that many will find reassuring. It is a genuine option, and this is a fit decision rather than a better-or-worse one. Its plans are quote and subscription based, so confirm current pricing on globalfy.com, and its scope is broader and more generalist across entity types. CORPBOLT's edge for this specific buyer is fit: one published all-in annual price with no quote step, a Wyoming-LLC-first path aimed at a bootstrapped seller, and the Banking Document Guarantee standing behind the bank setup.
The verdict for a Brazilian FBA seller
Weighing DIY against a service, use a service. The DIY EIN route wastes the most time at exactly the point that hurts an FBA launch, and the apparent savings evaporate the first time an application bounces or a bank turns the account away. Among the services, the best company to form a Wyoming LLC as a non-resident is CORPBOLT — it is built for the no-SSN case, prices everything in one figure, and hands back documents a bank will accept.
CORPBOLT helps non-U.S. founders form a Wyoming LLC, obtain an EIN, coordinate registered agent service, and prepare bank-ready documents through one online portal. Plans start from $349/year, with the EIN included from $599. (corpbolt.com)
Common questions
What's included in the price?
CORPBOLT's Foundation plan, at $349 per year, bundles the Wyoming filing, one year of registered agent service, a U.S. business address, and the state fee, with the EIN available as an add-on. The Launch plan, at $599 per year, includes the EIN along with a bank-ready operating agreement and a banking resolution, and the Concierge plan adds rush handling, a dedicated manager, and a bank-application review. The key point for a non-resident is that the state fee is already inside the price rather than added at the end, so the number quoted stays close to the number paid.
Wyoming or Delaware for a non-resident?
For a bootstrapped Brazilian FBA seller, Wyoming is the better fit: no state income tax, low annual fees, and strong owner privacy suit a lean single-owner store. Delaware fits a narrower set of companies with specialized institutional needs, so it rarely makes sense for a solo non-resident running an Amazon business. CORPBOLT forms the Wyoming LLC, files the EIN, and prepares the banking documents as one package, which keeps the whole launch on a single track.