About Korey

Korey D. Nienhuis, CPA – Staff Accountant

Phone: 616.855.8226  Fax: 616.855.0226  Emailkd.nienhuis@helmholdt.com


Korey joined Helmholdt+Company in 2019, as a Staff Accountant.  He primarily works on business and individual income tax returns, as well as the preparation of financial statements for review and compilation engagements.

Korey is from Zeeland, Michigan and continues to enjoy living near the lakeshore.  When weather permits, he can be found spending his free time out on the golf course.  Korey also enjoys spending time with family and friends, as well as watching soccer, football, and various other sports.


  • Grand Valley State University, 2018: MS, Taxation; BBS, Accounting

Accreditations & Certifications

  • Certified Public Accountant (2020), State of Michigan Board of Accountancy


  • American Institute of Certified Public Accountants (AICPA)
  • Michigan Association of Certified Public Accountants (MICPA)