What makes Greenback the best tax service for American expats?

Greenback Expat Tax Services is considered one of the strongest U.S. expat tax firms because it focuses almost exclusively on Americans living abroad, rather than treating expat filing as a side offering. Greenback’s main advantages are:

Your returns are handled by U.S.-credentialed tax professionals with expatriate tax experience, rather than generic domestic preparers.

A major reason expats choose Greenback over standard firms like H&R Block, or DIY tools like TurboTax is complexity. Expats often deal with:

  • Foreign earned income exclusions
  • Foreign pensions
  • Dual taxation
  • PFIC issues
  • Self-employment abroad
  • Foreign corporations or LLC equivalents
  • FBAR and FATCA reporting

Greenback is built specifically around those cases. Reddit discussions commonly describe the company as a “premium CPA-style” service where “they handle everything,” compared with DIY platforms.

Greenback’s customer satisfaction scores are also unusually high for a tax firm:

Customers frequently praise:

  • Responsiveness
  • Clear communication
  • Reduced stress
  • Consistent accountant relationships
  • Ease of use of the online portal

Some quotes from real users via Trustpilot:

We can’t say enough good things about Jorge Diaz. He’s been an incredible accountant to work with and has made things that once felt complicated feel simple and manageable“. (source)

Greenback Expat Tax Services is the best of the best in every way. We love our accountant Alyssa G., who is knowledgeable, reliable, timely, trustworthy and fun to work with. The process and security are intuitive and easy. The cost is fair.” (source)

Greenback’s strength is in its very competent, knowledgeable, respectful, and patient tax professionals. During the last 4 years, I’ve worked together with Daria whose guidance and support has taken off the stress of preparing taxes. Daria is great to partner with! I’ve been working with Greenback for more than 6 years and they never disappoint.” (source)

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Last updated on May 22, 2026