4.5 stars on Trustpilot Trusted by 800+ founders worldwide Fast US LLC • EIN • ITIN • IRS Tax Filing [email protected] +1 (512) 690-8755 Schedule Meeting

US tax filing for your clients, under your name.

You already have clients who need US tax filings. We handle them for you, so you keep the client and do not have to hire for the season.

Founded 2022 · 1,500+ clients served · 1,000+ returns filed · IRS Certifying Acceptance Agent

What we file

  • Form 5472 with the pro forma 1120 for foreign-owned LLCs
  • Form 1065
  • Form 1120 and 1120-S
  • The owner’s 1040-NR
  • ITINs through our IRS Certifying Acceptance Agent
  • LLC formation and annual reports

How it works

  1. You send your client’s details through our portal.
  2. Our team prepares the filing.
  3. We review it against our checklists.
  4. We file it and send you confirmation and status updates.
  5. You keep the client; we never contact them unless you ask.

Why partner with us

  • Specialist: foreign-owned entities and ITINs are our daily work.
  • Real CAA: ITINs go through our IRS agreement.
  • Your brand: your client never needs to know about us.
  • Overflow: we take busy-season volume and complex cases.
  • Same quality for every partner.

Turnaround

  • Form 5472 + pro forma 1120: draft within 24 to 48 hours of receiving all required data.
  • ITIN: typically 7 to 9 weeks on average; it can take 9 to 11 weeks when the IRS is overloaded.

Pricing

Partners get a fixed price per service. We send the price sheet after you get in touch.

Request the partner sheet

Small print

We do not guarantee IRS approvals or processing times, and we do not give legal advice.