Who Are We?

About Us

US Expat Tax Services for wherever life may take you.

Welcome to
Zisman Tax

For more than two decades, Zisman US Tax has led the way in U.S. cross-border taxation—guiding thousands of Americans, non-U.S. citizens, and global businesses through ever-changing rules with clarity and confidence. We aren’t a call center or an offshore outsourcer: our senior advisors work directly with you, combining big-firm technical depth with the responsiveness of a boutique practice. By operating entirely online—no costly offices, no layers of middle management—we keep overhead low and pass the savings on to you. Whether you’re an individual navigating FEIE and FATCA, or a company structuring a foreign subsidiary, our mission remains the same: simplify complexity, protect your interests, and deliver expert guidance at a fair, flat fee.

Built on 20+ years of industry leadership, lean operations, and unwavering commitment to personalized service.

Meet the Founder

Idan Zisman

Founder

Over 15 years ago, Idan Zisman launched Zisman US Tax with a clear vision: deliver top-tier cross-border compliance for Americans abroad—minus the big-firm price tag. He’s personally overseen thousands of complex filings ensuring every return is precise and filed on time. By keeping our practice fully online and staffed only by senior advisors, Idan eliminated traditional overhead so you always work directly with an expert. He remains hands-on in quality control and mentorship, continuously refining our processes to stay ahead of IRS changes and global tax developments.

Nina Tust

Customer Support Manager

Behind every smooth voyage is a steady hand at the helm—and for Zisman US Tax, that’s our Customer Support Manager, Nina Tust. While our tax advisors chart the course through complex compliance waters, Nina ensures the ship stays on course behind the scenes. From client onboarding to workflow management and internal systems, she keeps operations running with precision and calm, even in high seas. With a sharp eye for detail and a gift for streamlining processes, Nina is the anchor that allows our front-line crew to deliver expert service—on time, every time.

What Makes Zisman Different?

Testimonials

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