International Coverage...
Our dedicated team works diligently and collaboratively to bring you individualized attention and effective, timely tax
solutions. We enjoy doing what we do, which translates into positive client experiences. Give us
a call and see how you can benefit from working with us.
Darkoa Naito-Hanke
Enrolled Agent, Principal
Darkoa has been practicing for close to 20 years, most of this time, outside the United States. She initially trained with and worked for PricewaterhouseCoopers-IAS and KPMG IES for close to ten years, in and outside the United States. Then, she established her own practice in Germany, following her move there with her German husband. Her educational background includes Financial and Managerial Accounting, Business Law and International Finance. She also holds a Masters Degree specializing in International Law and International Economics. She has significant experience of working with complex federal and state income tax returns, for all kinds of taxpayers, including employees, business owners, investors and high-net worth individuals. In addition, due to her multi-lingual skills, and her training and experience in one of the World's largest international expatriate tax practices, she is able to work with the tax return
of any foreign country, in preparing a U.S. income tax return.
Carola Olt
Staff Accountant
Carola has many years experience of accounting and bookkeeping. She has a Diplom-Betriebswirtin from the Berufsakademie where she concentrated her studies on
Accounting and Controlling. She assists with the preparation of tax returns
and Treasury forms and is multi-lingual.
Sumiko Ragland
Tax Return Preparer & E-File Principal
Sumiko worked for many years with the Financial Industry Regulatory Authority (FINRA). Before joining FINRA, she also worked for PricewaterhouseCoopers-IAS in Tokyo, processing U.S. tax returns for client delivery. She is currently training to be an Enrolled Agent and spends some time during the busy seasons volunteering for the IRS by assisting taxpayers at IRS tax
centers in Texas with the preparation of their tax returns. She is multi-lingual.
Susanne Lorenzini
Staff Assistant
Susanne has many years experience in the investment banking sector and has a special understanding of currency transactions, investment products and financial statements.
She assists with various administrative tasks, preparation of tax returns
and Treasury forms. She is multilingual.
Elefterios Sidiropoulos
Admin Support
We have student(s) with international backgrounds and multilingual skills
supporting our office with various administrative tasks.
Ingo Hanke
Business Development
Ingo is involved with strategy and compliance, acquisitions and key accounts.