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atamatax

Author

Danilson Ramos

Founder, Atamatax

Founder of Atamatax. A software developer based in Monthey, Switzerland, who built a PFIC-first US expat tax tool after working through the Form 8621 problem the existing software skips. Writes the guides on this site; technical determinations are gated on independent professional review.

Areas of focus

Elsewhere