
The solution for Freelancers and digital businesses.
Collect without fear. Save on taxes and fees.

Who we are
We are a team of Argentine accountants specialized in the US. We help Freelancers and digital businesses work and get paid PEACEFULLY abroad. We take care of your taxes and accounting in the US. We design LEGAL and safe strategies so you don't overpay on taxes or fees.
Our Services
Comprehensive solutions for your US business needs
- •EIN acquisition and registration
- •Registered agent service
- •Operating agreement preparation
- •Annual tax returns preparation
- •State and federal compliance
- •Bookkeeping guidance
- •Entity selection consulting
- •Partners' arrangements
- •Risk and liability assessment
- •Quarterly check-ins
- •IRS notices handling
- •Best practices guidance
How It Works
Four simple steps to your US LLC
FREE Analysis Call
We evaluate your case and tax situation.
Tax Strategy Design
We propose the most efficient tax structure.
Formation & Tax Filing
We create your company, file your taxes and keep everything in order with the IRS.
Ongoing Advisory
We accompany you all year to answer your questions while your business grows.
Meet Our Founders
Your peace of mind is our commitment

María de las Mercedes Zárate
Accountant & Co-Founder
Certified public accountant with extensive experience in international tax law and corporate structures. Specialized in helping Latin American professionals expand to the US market.
LinkedIn
Angelo Golisciano
Accountant & Co-Founder
Specialized in advisory services for digital businesses and IT professionals. Focused on strategic planning and ongoing support for international entrepreneurs.
LinkedInWhat Our Clients Say
Real experiences from professionals we've helped
“CONTA.BIZ made the entire LLC formation process seamless. Their expertise in both Argentine and US tax law was invaluable.”
Full-stack Developer
Argentina → US LLC
Frequently Asked Questions
Everything you need to know about forming your US LLC