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Clayton Johnson Great Falls

614 Park Drive South
Great Falls, MT 59405



Email: clayton.johnson@wipfli.com

Clayton A. Johnson, CPA

Senior Manager

Clayton Johnson is a senior manager with Wipfli who has over 15 years of combined experience in providing accounting assistance and in auditing and reviewing tribal governments, tribal enterprises, housing authorities, tribal schools/colleges, nonprofits, and casinos.  He has a detailed knowledge of accounting standards (FASB and GASB) and audit and attest standards (SAS, SSAR, and SSAE).


  • Certified Public Accountant

Professional Memberships and Activities

  • American Institution of Certified Public Accountants (AICPA) - Member
  • Montana Society of Certified Public Accountants (MSCPA) - Member
  • MSCPA, Great Falls Chapter - Member and past president, vice president, secretary, and treasurer


Assurance services

Areas of Focus

  • Tribal governments and housing authorities
  • Tribal casinos and other enterprises
  • Tribal schools and colleges
  • Nonprofit organizations


Montana State University - Bozeman, Montana
  • Bachelor of science degree in business with an accounting option
  • Master of professional accountancy degree