A Boutique Tax Law Firm Serving Clients Nationwide to Resolve Tax Controversies
We'll Help You Regain Financial Stability There Are No Tax Problems We Cannot Resolve

Charles D. Harrison

Tulsa Tax Attorney

undefined Charles Harrison works with his clients to solve some of their most demanding tax problems. These tax problems may arise during the clients’ tax planning; in the course of their business transactions; while they are preparing their tax returns; when they are involved in Internal Revenue Service (IRS) audits, appeals, rulings, or administrative controversies; or as they prepare for litigation. For that reason, he often works with the clients’ lawyers, accountants, and other professionals with experience in the particular area in which the problem arises in order to develop solutions.

Charles Harrison’s clients include corporations of all sizes, Subchapter S corporations, partnerships, limited liability companies, and other pass-through entities, tax-exempt organizations, trusts, wealthy individuals, and families. Over the last 35 years, the tax problems of his clients have involved U.S. and foreign taxes, U.S. income, excise, ERISA, proposed sanctions against tax-exempt organizations, estate, gift, and other transfer taxes, and civil penalties of all kinds.

Practice Areas


  • 1981, Oklahoma
  • U.S. Tax Court
  • U.S. District Court, Northern and Eastern Districts of Oklahoma
  • U.S. Court of Appeals, Tenth Circuit
  • U.S. Court of Federal Claims
  • U.S. Supreme Court


  • Georgetown University Law Center, M.L.T., 1982
  • University of Tulsa, J.D., 1981
  • Bradley University, B.S., 1976


  • Martindale-Hubbell® AV Preeminent® for over 15 years
  • Past Trustee of the Oklahoma Chapter of the National Multiple Sclerosis Society and Tulsa Community Youth Home; Cystic Fibrosis Foundation – Sooner Chapter

Get in touch with Eagleton, Eagleton & Harrison, Inc. by calling (918) 584-0462 today.

What Sets Us Apart?

  • Over 80 Years of
    Combined Experience

    There is no tax problem we haven't seen and there's not one we cannot help you solve.

  • Preeminent AV-Rated Attorney

    Recognized as providing the highest level of professional excellence by the legal community.

  • Work Directly with the Attorney During Your Case

    When you hire us, you get us. We do not hand off our clients to outside attorneys like many other firms do.

  • Tailored Solutions Around your Unique Goals

    Knowing that every case is different, we offer guidance and solutions based off your unique situation.

“I have a unique skill set that is battle tested and successful. If the client hires me, they get me (and not someone else), and I work directly with the client until their problem is resolved.”

- Charles D. Harrison
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