Colin Walsh

Colin J. Walsh

Principal, J.D.

+1 (312) 729 8043

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Colin Walsh is a tax principal and Baker Tilly’s leader of IRS practice and procedures.

Colin joined the firm in 2010. He specializes in tax practices and procedures, tax controversy, dispute resolution and unclaimed property.

  • Provides complete representation at IRS exams and appeals
  • Advises on federal and state tax issues with an emphasis on risk management
  • Negotiates with federal and state collections departments to obtain offers in compromise and installment agreements
  • Advocates for penalty abatements
  • Assists with requests for Section 9100 relief for missed tax elections
  • Negotiates voluntary disclosures for delinquent taxes and unclaimed property reports
  • Represents clients in unclaimed property examinations
  • Advises clients on opportunity zone structuring and compliance issues
  • Illinois State Bar Association, Federal Tax Committee, president
  • Unclaimed Property Professionals Organization
  • Wisconsin Bar Association
  • Irish Angels Venture Capital Group, partner
  • Marquette Law School Club of Chicago, committee member
  • Notre Dame Club of Chicago
  • Illinois Bar Association
  • Wisconsin Bar Association


Madison, WI


Marquette University Law School (Milwaukee, Wisconsin)
Juris Doctor

University of Notre Dame (Notre Dame, Indiana)
Bachelor of Arts in finance