Question 1

Q1. What services does GTN provide?

Accepted Answer

GTN helps HR and mobility managers run effective mobility programs by providing tailored tax consulting and compliance support. Our services cover the complete mobility tax lifecycle:

Assignment Compensation &amp; Payroll Advisory – support with compensation reviews, shadow payroll, business traveler payroll, withholding calculations, remittances, and year-end reporting.
Mobile Employee Tax Services – counseling sessions, Home/Host country tax returns, net pay calculations, FBAR/ITIN preparation, and more.
Mobile Equity Compliance –technology-enabled compliance processes, combined with hands-on support as programs grow.
Mobile Workforce Management – technology-enabled program design and oversight for remote, hybrid, commuter, and business traveler populations.
Private Client Services – personalized expatriate tax services for high-net-worth individuals and those with complex, multi-jurisdictional tax needs.
Relocation Expense Reporting – efficient and accurate reporting of relocation expenses on both Home and Host payrolls, across any jurisdiction to help ensure compliance globally while avoiding over-reporting and unnecessary gross-ups.
Tax &amp; Program Advisory – cross-border strategies and guidance to reduce costs and risks, improve processes, and design effective policies.
VIP/Executive Support – high-touch compliance and guidance for senior and executive leaders.

See our services

Question 2

Q2. Do you only prepare tax returns?

Accepted Answer

While individual tax returns are part of what we do, GTN’s services extend much further.
We help design policies, support payroll, manage global equity, track business travelers, and provide technology tools for program oversight.
This holistic approach drives compliance while also supporting employee well-being and company goals.

Question 3

Q3. Who do you work with – companies or individual employees?

Accepted Answer

GTN supports three key groups:
HR and mobility teams – We act as an extension of your team, helping design and manage your mobility tax program. This includes creating policies, handling compliance and reporting, providing cost and risk management strategies, and delivering technology that gives you visibility and control.&nbsp;Learn more about our mobility tax services
Employees within company programs – We provide counseling, tax return preparation, equity support, and other services that directly improve the employee’s relocation or assignment experience.
Individuals outside company programs – For self-initiated moves or cases where an employer does not provide tax support, we offer mobility tax services tailored to individual needs. We also work with high-net-worth individuals or those with multi-jurisdictional tax situations, providing tailored expatriate tax services to manage complexity and reduce risk. Learn more about our private client services