Enter Tax Boardroom

  • Request Private Answers to Your Tax Questions
  • View My Tax Library and Publications

Seth Kossman


Baker Donelson
Baltimore, Maryland, USA

Law Firm - National

Professional Summary

Seth Kossman, is a member of the Tax and Business Groups at Baker Donelson. A certified public accountant and former tax accountant, Seth is well-versed in the preparation of federal, state and international tax returns, having worked in public accounting at Deloitte and in-house at Black and Decker. He represents a diverse group of the firm’s clients on tax planning, tax controversy, tax compliance and transactional matters. His clients include corporations, limited liability companies, partnerships and individuals.

Seth's practice involves many aspects of tax-related issues, including income taxes, employment taxes, sales and use taxes, excise taxes, Trust Fund Recovery Penalties, wage and bank levies, tax liens, penalty abatements, offers-in-compromise and installment agreements. He is experienced with examination, appellate and collection-related matters. Seth also represents his clients before the Internal Revenue Service and the Comptroller of Maryland.

Learn More


Follow Me On


Baker Donelson
Baltimore, Maryland, USA 21202
Law Firm - National
2017 - Present
Seth Kossman is a shareholder in the Firm's Tax Group, focusing his practice in the areas of tax controversy and tax compliance matters.
Ober Kaler
Baltimore, Maryland, USA 21202
Law Firm - National
2006 - 2016
Tax Controversy


LLM, Tax 2006
University of Baltimore School of Law
Baltimore, Maryland, United States
University of Maryland, School of Law
Baltimore, Maryland, United States

Professional Certifications

Certified Public Accountant(CPA)

Bar Admissions


Court Admissions

  • Maryland District Court
  • United States Tax Court
  • Court of Appeals of Maryland

Associations and Societies

  • American Bar Association - Section of Taxation
  • American Institute of Certified Public Accountants (◦IRS Practice and Procedures Committee (2009 – 2012))
  • Maryland Society of CPAs
  • Maryland State Bar Association (Advanced Tax Institute - State and Local Tax Issues Committee)
  • Maryland State Bar Association (Taxation Law Section - Taxation Law Section Council)

Click To Write A Review

Contact Us Today