US Expat Tax Services for wherever life may take you.
Who Are We?
About Us



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.

We have hands on experience with the following locations

United Kingdom

Canada

Spain

Singapore

Japan

Israel

Mexico

UAE

Switzerland

Brazil

Australia

Italy

Thailand

Vietnam

Philippines

India

China

Korea

France

Germany

Argentina

Russia
…and the list continues! If you reside in a foreign country – you can be sure we will provide a service that accounts for the foreign jurisdiction and tax treaty.

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.


01
Direct Access to Senior Advisors
Work one-on-one with a CPA or Enrolled Agent from kickoff through completion—no junior handoffs or call-center layers.
02
Lean, Fully Online Model
By eliminating brick-and-mortar overhead and offshore outsourcing, we keep fees low and service agile.
03
Published, Flat-Fee Pricing
Every service is packaged and priced in advance—no hourly meters, no hidden add-ons—so you know the full cost up front.
04
Timely, Transparent Communication
From your initial quote to final delivery, we set clear expectations and send proactive updates—so you’re never left wondering.
05
Year-Round Partnership
We’re more than a seasonal filer. Whenever your circumstances change, we’re ready with strategic guidance to keep your tax course on track.

What Makes Zisman Different?

We have experience servicing many clients including

Digital Nomads

Retirees Abroad

Entrepreneurs

Expat Employees

International Students

Self-employed contractors

Passive investors

Part-year and dual status filers

Nonresident Aliens with US income

Testimonials
I’ve used Zisman Tax for a few years now and am completely satisfied. My tax situation is complicated as I live overseas and have US income and income from a third foreign country. Those at Zisman have been able to patiently explain the ins and outs of the situation and I am relieved to know that I …
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I highly recommend Zisman Tax Services. They have advised me and helped me file for the Streamlined procedure as I have lived abroad my entire life and had no idea I was meant to do my US taxes. They were very prompt, did my tax returns very quickly, replied to all my questions very quick (which was…
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Zisman has been a huge help in getting my taxes sorted while living abroad. They are quick to respond and attentive to all my questions. The process that they use is easy to follow and they help with every step of the way. I will continue to use them year after year and only appreciate them more eac…
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Zisman tax has been a lifesaver during the process of getting caught up with taxes prior to moving to the US after living in the UK all my life. Better yet, they completed my split year tax return perfectly and promptly despite the complications that arise from it. Communication is swift and thoroug…
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Zisman tax services is a great service. I live in the UK and used them to catch up through the Streamline Compliance Procedure. They have a great secure online system and you speak to a person one-to-one so it is clear what to do. They were really efficient and quick to get back to me with each step…
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Awesome team. Quick, precise, accurate, competent. Excellent value for money. I am recommending them to anyone I know. I have simply no negative comment, I’ve only had wonderful experiences working with Zisdam team. This also includes returns with international funds, some crypto and other quicks th…
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Zisman Tax Services made all of my tax confusion go away. Incredibly responsive and gracious, they answered all of my questions about how to properly track my business expenses and understand the complicated nature of my multiple self-employment tax returns. I will definitely use again!
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We recently used the services of Zisman US Tax Services and was extremely impressed with their professionalism and expertise. The team took the time to understand our unique situation and provided personalized guidance to ensure we received the best outcome. They made the streamlined tax filing proc…
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I’m pleased to recommend Idan Zisman as an excellent accounting and expat tax expert firm for american living abroad. They have walked with me very closely, informing and advising me about every step I should take. Really, if you need an accounting and tax expert, you must contact Idan Zisman, they …
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Daria has been amazing. I’m preparing to move to Panamá from the US while working remotely for a US company and likely have some Panamá source income as well. I had a consulting session with Daria and sent three dozen questions ahead of time. She answered every question thoroughly and explained ev…
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Easy, useful advice for a great price. We recently changed to Zisman tax and they are so much better and cheaper than our previous service. Idan was really thorough and explained in depth any issues that came up. The experience was easy, and it gives you peace of mind to know you are doing it correc…
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The service is excellent, and the platform they use is as well. The response time and the guidance we receive are of outstanding quality. All the technology implemented across the various areas involved is very good and user-friendly. Overall, the entire experience has been excellent, and what’…
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Highly recommend if you feel overwhelmed as an expat. The team at Zisman really makes the whole process so easy. Beyond that, everything was done in a timely manner with clear communication along the way. Highly recommend for expats like me, who can feel overwhelmed by the intricacies of US taxes fo…
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Excellent Accountant. I have filed taxes with Zisman Tax for 3 years. Idan is prompt, reliable, and professional. He is willing to make many revisions to a return in response to feedback from overseas accountants, and in the past has proactively identified areas of ambiguity in my tax situation. I h…
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Exceptional Service – Highly Recommended! I had an excellent experience with Zizman Tax while filing my tax return. They were prompt, efficient, and highly professional throughout the entire process. Their expertise made everything seamless and stress-free. I truly appreciate their attention to de…
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Excellent Customer Service and Very Affordable. Nina and Idan were extremely helpful and easy to work with. They answered all of my questions and explained everything in detail, and were always available by phone or email. I highly recommend their service, and will continue to file my taxes through …
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Daria has truly helped me out. I had several years of unfiled Fed and State taxes, and after having a quick introductory call with her, she was able to complete my returns in less than 48 hours. I found her to be very professional, responsive, knowledgeable in this space and easy to work with. Defin…
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