Certified Public Accountant (Argentina) · IRS-authorized Tax Preparer (PTIN) · Florida Notary Public
Structures, taxes and international documentation — explained straight.
I work with Latino founders every day — no theory, no fluff, no surprises.
Already know what you need? See apostille from $250 & online notary →
Services
Most of my clients start with one and end up implementing all four.
I set up your LLC in the right state — Wyoming, Delaware, Florida — with the tax classification that works for you. EIN, ITIN, bank accounts, operating agreement, everything from scratch or a review if you already have one.
Read my LLC posts →Real structures to shield personal and operational assets: holdings, trusts, asset segregation, estate planning. The system I teach in my book Empresario Blindado.
See the books →Buying a business in the USA? Before you sign, we run a tax, legal, and operational review. Books, tax returns, hidden liabilities, licenses, state compliance. The step that saves you the most.
Download the guides →We notarize documents in the USA by video (RON) and process the Hague apostille so they're valid in your country. Certificates, powers of attorney, corporate documents. All without traveling — from $250 per document, with shipping quoted separately by destination.
See apostille from $250 →Ready to hire? Professional services with prices and packages live at my firm:
See packages and pricing at Emprendenus →Learn before you pay
Want to know how I think and work before booking? Watch this first. It's free, direct, no generic theory.
Real cases
"He saved me from making a huge mistake when setting up my LLC. Thank you Onell for your clarity."
"Onell saved me when the bank shut down my account overnight."
"Every time I reach out he responds promptly with a solution. Thank you Onell."
Free guide
Step-by-step operational guide to forming your LLC in the USA without IRS surprises. I use this with my own clients — now it's yours for free.
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Work with me
15-minute consultation · $29. No obligation, no sales script.
We'll assess your situation and I'll tell you the concrete next step.
The $29 is credited toward any bundle you contract afterwards. I respond personally.
Free tools
Sumalis is our free calculator hub for non-residents with a U.S. LLC: real annual cost by state, 2026 tax brackets, U.S. withholding by treaty country, FIRPTA, estate tax, ITIN and BOI. No signup.
Open the calculators →