The Calvin Alumni Association connects alumni, strengthens the university, and inspires alumni to answer God’s call.


An active, engaged network of Calvin students, alumni and friends who:

  • Help each other through lifelong connections
  • Support the university
  • Inspire each other to be agents of renewal

2024–2025 board members

The Calvin Alumni Association consists of all those who have attended Calvin University for at least one year or more. Currently, there are 65,000 members worldwide. The association is governed by 21 alumni who meet on campus twice a year to represent alumni to university offices and to develop services for alumni. Connect with these leaders on LinkedIn!

Tyler Amidon ’93, president
Denver, Colo.
Middle School Principal
Denver Christian School  LinkedIn

Stephanie Vogelzang ’07, vice president
Alexandria, Virg.
Communications  LinkedIn

Adam Kinder ’06, treasurer
Ada, Mich.
Chief Financial Officer
Holland Home  LinkedIn

Joe Allen ’13
Grand Rapids, Mich.
Senior Solutions Architect
Beene Garter  LinkedIn

Minwoo Heo ’09
Chicago, Ill.
PhD Student in Intercultural Studies
Trinity Evangelical Divinity School  LinkedIn

Carla de Jong Hiemstra ’94
Visalia, Calif.
Executive Assistant
Tucoemas Federal Credit Union  LinkedIn

Diane Esquivel Holton ’10
Grand Haven, Mich.
Chemical Engineer  LinkedIn

Amy Waanders Jeninga ’88
Brookfield, Wis.
Senior Manager
Baker Tilly  LinkedIn

Dale Kaemingk ’77
Brier, Wash.
Retired VP
Engineers Northwest  LinkedIn

Kathy Smit Klaasen ’70
Caledonia, Mich.

Jon Marcus ’82
Holland, Mich.
West Michigan Yacht Sales  LinkedIn

Maxine Asante Mosley-Totoe ’06
Minneapolis, Minn.
Nurse Case Manager
UnitedHealth Group  LinkedIn

Janorisè Evans Robinson ’92
Grand Rapids, Mich.
Director of Teaching and Learning
The Potter's House School  LinkedIn

Linda Den Hartigh Vermeulen ’78
West Bloomfield, Mich.
Retired Speech Pathologist

Wei Wang ’14
Portage, Mich.
Business and Corporate Attorney
Miller Johnson  LinkedIn

Eliezer Yeong ’18
Grand Rapids, Mich.
Communications Specialist
Crossroads Prison Ministries  LinkedIn

Eric Yulianto ’02
Mason, Ohio
Director, Program Management - Global Services
Johnson Controls  LinkedIn

Jo Chambery Zandstra ’91
Schererville, Ind.
VP of Operations
Providence Life Services  LinkedIn

Karen Zwart Hielema ’94
Toronto, Ont.
Principal, ZWARTstudio  LinkedIn

Bylaws and constitution

See our separate bylaws and constitution pages for more information.