Talk to a Cross-Border Tax Specialist
Tell us what your situation looks like and where it crosses borders. A specialist on Derren's team reviews it and tells you honestly how HTJ can help. The fastest way in is the chat, no matter which time zone you are in.
Pick the Channel That Suits You
Live Chat
The quickest route. Message the team directly, describe your situation, and get pointed to the right specialist. Ideal across time zones.
Prefer to write it out? Send the details and any documents, and a specialist will come back to you.
Call by Region
Office hours vary by location. If you reach voicemail, the chat is faster.
No Hard Sell, Just a Straight Answer
You tell us the shape of it
Where you live, where you are a citizen, what you own, and what has changed. A few lines is enough to start.
A specialist reviews it
Someone who works your kind of case looks at it and tells you honestly whether and how HTJ can help.
You decide, then we quote
If it is a fit, we scope the work and quote it clearly. Nothing moves forward until you say so.
On the Ground in 20+ Countries
Representative offices and Moores Rowland International firms where US persons most often need us. Wherever your life or business touches down, there is usually a team nearby.
Office addresses are for correspondence and scheduled meetings. For the fastest response, start a chat, it reaches the whole team at once.
Our International Tax Service Has Been in Practice Since 1980
Led by Derren Hayden Joseph, Managing Partner
- Chair, Tax Working Group — Moores Rowland International
- Harvard University, Comparative Tax Program
- Admitted to practice before the IRS
- IRS Certified Acceptance Agent (ITINs)
2,000+ reviews across 20 countries·30+ offices on 5 continents·In practice since 1980
Member of, and accredited by
Member of the AICPA
Member firm of Moores Rowland International
Member of the Florida Institute of CPAs
Member firm of ITPA
Member firm of IBSA
Member of the Worshipful Company of Tax Advisers
Authorized IRS E-file provider
Member firm of TTN
Member of AmCham Singapore
Member of AmCham Dubai
Member of AmCham Philippines
Independently verified on Google — every office, every review.
Ready When You Are
Start with a message. Tell us where your situation crosses borders and a specialist will take it from there, honestly.
Start a chat