About Tatiana Dudley
Tatiana Dudley is an Enrolled Agent with more than 25 years of experience helping individuals and small business owners understand and manage their tax responsibilities with clarity and confidence. She holds an MBA and a Master of Science in Taxation, combining a strong business foundation with advanced technical tax expertise.
Tatiana helps clients navigate the tax side of their business with confidence—making sure they understand their obligations, stay compliant, and use the credits and deductions they qualify for. She supports taxpayers as their businesses grow and change, adjusting compliance and tax planning to match new activities, new locations, or new stages of development. Tatiana also works with non‑U.S. residents who want to plan, establish, and maintain business activities in the United States, guiding them through the tax rules that apply to foreign owners. Individuals rely on her for clear, practical guidance on their personal tax situations as well.
In addition to preventive guidance, Tatiana provides full IRS and state representation to resolve tax issues when they arise. She works to bring taxpayers back into good standing efficiently and to protect their interests throughout the process, handling communication with tax authorities and guiding clients through each step.
Tatiana serves clients in English and Russian, and her office also offers Ukrainian‑language support.
Tatiana helps clients navigate the tax side of their business with confidence—making sure they understand their obligations, stay compliant, and use the credits and deductions they qualify for. She supports taxpayers as their businesses grow and change, adjusting compliance and tax planning to match new activities, new locations, or new stages of development. Tatiana also works with non‑U.S. residents who want to plan, establish, and maintain business activities in the United States, guiding them through the tax rules that apply to foreign owners. Individuals rely on her for clear, practical guidance on their personal tax situations as well.
In addition to preventive guidance, Tatiana provides full IRS and state representation to resolve tax issues when they arise. She works to bring taxpayers back into good standing efficiently and to protect their interests throughout the process, handling communication with tax authorities and guiding clients through each step.
Tatiana serves clients in English and Russian, and her office also offers Ukrainian‑language support.
Tax Agencies Serviced
Federal Tax Agencies
- Internal Revenue Service
State Tax Agencies
- Washington Department of Revenue
Reviews
Recommended by
Karen Wilson
Served on a Board Together | May 7, 2026
Reviewed by
Anonymous
Advised on Notice of Deficiency |
May 16, 2026
Reviewed by
Katherine AD
Advised on Tax Penalties |
May 15, 2026
Problem Experience
- Unpaid Taxes
- Past Due Tax Return
- Tax Penalties
- Tax Audit or Examination
- Notice of Deficiency
- FBAR & FATCA
- Foreign Informational Penalties
- Expatriation (Form 8854)
- FIRPTA
- Tax Return Mistake
- International reporting requirements
- Wage Garnishment
- Unfiled Returns - No Balance
- Unpaid Taxes
- Unfiled Tax Returns
- Tax Penalties
- Tax Audit or Examination
- Sales Tax
Solution Experience
- Payment Plans
- Individual Tax Preparation
- Penalty Abatement
- Amend Tax Returns
- Business Tax Preparation
- Gift and GSTT Tax Preparation
- FBAR & FACTA
- Audit Reconsideration
- Audit Representation
- IRS Transcript Analysis
- Tax Consultation Service
- Payment Plan
- Penalty Abatement
- Business Tax Preparation
- Amend Tax Returns
- Audit representation
Tax Types Serviced
Corporate Tax
Excise Tax
Income Tax
Employment/Payroll Tax
State Sales & Use Tax
Gift Tax/GST Tax
Taxpayer Types Serviced
Individuals
Sole Proprietor
Limited Liability Companies
S-Corporations
C-Corporations
Expatriates
Non-Profits/Charities
Partnerships/Multi-Member LLC
Professional License & Designations
Professional Licenses
State/Federal
Enrolled Agent
Federal
6/15/2006
Active
Related Work Experience
| Job Title | Company | Location | Work Duration |
|---|---|---|---|
| Founder & Managing Partner | QBO Keeper LLC | Seattle, Washington | Dec 2017 - Present |
| Founder & Managing Partner | TDX Consulting LLC | Seattle, Washington | Nov 2006 - Present |
Education
| Educational Institution | Degree | Graduation Year |
|---|---|---|
| University of Washington | Master's Degree | 1997 |
| Washington Institute for Graduate Studies | Master's Degree | 2017 |
Associations & Memberships
| Associations or Memberships | Position | Duration |
|---|---|---|
| National Association of Tax Professionals (NATP) | Member | 2016 - 2022 |
| National Association of Enrolled Agents (NAEA) | Member | 2006 - Present |
Contact Information
Pricing & Payments
Virtual Consultation
Contact Me for Details
Publications
| Publication Type | Publication Name | Title | Link |
|---|---|---|---|
| Web Article | Article | — The S-Corp Salary Tension: A Paycheck Strategy You Haven’t Explored Yet | View Publication |
| Web Article | Article | — Are Your Interests in Foreign Entities Fully Compliant With IRS Reporting Rules — and Do You Know What Must Be Reported | View Publication |
| Web Article | Article | — Tax stress is over... until next year? Moving beond the spreadsheets | View Publication |
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