Business Office
RJ Wiersema
Business Manager
Email: rwiersema@gulllakecs.org
Phone: 269.548.3412
*RJ will provide assistance with property/casualty insurance claims, certificates of liability, general accounting, and budgeting questions.
Shalon O'Brien
Payroll Specialist
Email: sobrien@gulllakecs.org
Phone: 269.548.3414
*Contact Shalon for any payroll related questions.
Dena Tenney
Accounting Assistant
Email: dtenney@gulllakecs.org
Phone: 269.548.3413
*Contact Dena for information about accounts payable, purchase orders, invoices, medical/dependent care reimbursement.
Cindy Belz
Pupil Accounting Specialist
Email: cbelz@gulllakecs.org
Phone: 269.548.3423
*Contact Cindy with questions about pupil accounting.