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1 Day EIN LLC Reviews 

1
TrustScore 3.5 out of 5

3.7

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Company details

  1. Legal Services
  2. Business to Business Service

Written by the company

1 Day EIN LLC forms US limited liability companies (LLCs) for founders who live outside the United States and do not hold a US Social Security Number. We handle the whole formation the state filing, the federal EIN, the registered agent and US business address for the first year, and the annual compliance filings that follow. We file in Wyoming and Colorado only. We are not a fifty-state service. We do two states properly. Most of our customers are founders abroad who need a US entity to sell on Amazon, take payments through Stripe, open a US bank account, or invoice US clients. The paperwork is unfamiliar, the deadlines are unforgiving, and there is a great deal of poor information online. Our job is to make it straightforward, and to tell you plainly what your company will owe later because the filings do not stop once the company exists. How it works. You complete a short form. We file with the state, obtain the EIN as third party designee, and deliver your documents with a plain-English guide explaining what each one is and what it is for. Our published delivery window is the EIN within one business day, Monday to Friday, and formation including the EIN within 72 hours. Formation is backed by a money-back guarantee, set out in our terms. Who we are. 1 Day EIN LLC is a Colorado limited liability company, Secretary of State ID 20258236015, registered office 1940 Broadway, Boulder, Colorado. It was founded by Francis Webb, who signs the filings and runs customer support.

Why we are called 1 Day EIN

Written by the company

The EIN is the piece everything else waits on
No bank account, no Stripe, no marketplace seller account, no invoicing a US client. None of it starts until the IRS issues that number. It is the slowest step in setting up a US company, and it is the one we built the business around.
One price, all fees included
Your state filing fee, the federal EIN, and your registered agent and US business address for the first year are all included in the price you pay in both states we file in, Wyoming and Colorado. Nothing is added at checkout.
Every price is on one page
No upsells at checkout and no surprise line items. Every price for the services we sell is published on our pricing page including the annual filings that follow formation, so you can see what your company will cost to run before you start.

Our LLC + EIN promise

US LLC and EIN, backed by a 72-hour money-back guarantee

We form your US LLC, obtain your federal EIN, and include your registered agent and US business address for the first year. The EIN is issued within one business day, Monday to Friday, and the complete formation within 72 hours. You have 72 hours from payment to change your mind and get your money back.

Contact info

3.7

Average

TrustScore 3.5 out of 5

1 review

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3.7

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1 review in the last 12 months

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Rated 5 out of 5 stars

Excellent, personal and incredibly fast service

Excellent, personal and incredibly fast service

I had a really great experience with 1 Day EIN and would happily recommend their service. From start to finish, the entire process was clear, smooth and incredibly fast. Everything was handled professionally, and communication with Francis was excellent throughout. He was friendly, responsive, helpful and genuinely personal.

What I especially appreciated was how easy the whole process felt. When dealing with US company formation and EIN related matters from abroad, it is important to have someone you can rely on and who communicates clearly. Francis made the process straightforward and kept everything moving quickly, which gave me a lot of confidence in the service.

I work with international clients who are setting up businesses in the US, so finding a reliable partner for this part of the process is very valuable to me. Based on this first experience, I will definitely continue using 1 Day EIN for future client applications. In fact, I am already preparing to submit my next application.

Thank you again, Francis, for the great service and personal communication. It is very much appreciated, and I look forward to working together again.

Highly recommended!

4 September 2026
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