The Infusion ProjectGive To UnityExpanding Our Mission
CalendarContact (616) 669-1820
The Infusion ProjectGive To UnityExpanding Our Mission
CalendarContact (616) 669-1820

Our Staff

Administrators

Jerry DeGroot

Principal/CEO
jdegroot@japandb.com

Jeff Engbers

Athletic Director
jengbers@japandb.com

Dan Landstra

Director for Spiritual Leadership, Bible
dlandstra@japandb.com

Bill Postma

Director of Instruction
bpostma@japandb.com

Scott Soodsma

Dean of Students/Attendance
ssoodsma@japandb.com

Doug VanderPloeg

Director of Transportation, Facilities Director
dvanderploeg@japandb.com

Development

Troy Billin

Director of Development
tbillin@japandb.com

Ken Koppenol

Financial Assistant
kkoppenol@japandb.com

Kayla Rearick

Communications Specialist
krearick@japandb.com

Deb Wieringa

Administrative Assistant
dwieringa@japandb.com

Support Staff

April Arends

Food Court
aarends@japandb.com

Jeannie Berger

Office/Finance Manager
jberger@japandb.com

Krista Bosscher

Executive Administrative Assistant
unity@japandb.com

Sandy Bussis

Tuition Clerk
sbussis@japandb.com

Jennifer Byker

Receptionist/Student Services
jbyker@japandb.com

Michelle DeGroot

Athletic Administrative Assistant
athletics@japandb.com

Jordan Dyk

Weight Room Supervisor
jdyk@japandb.com

Amy Netz

Accompanist

Aaron Rietman

Athletic Trainer
arietman@japandb.com

Lori Rotman

Food Court
lrotman@japandb.com

Mark VanderVeen

Outdoor Facilities
mvanderveen@japandb.com

Dawn VanDyken

Finance Assistant
dvandyken@japandb.com

Tom VanHouten

Custodian
tvanhouten@japandb.com

Jerry Victory

Head Custodian
jvictory@japandb.com

Faculty

Joe Baillargeon

Social Studies
jbaillargeon@japandb.com

Jill Bakker

Physical Education
jbakker@japandb.com

Matt Bakker

Social Studies, Home Maintenance, Associate Athletic Director
mbakker@japandb.com

Nicki Bergsma

English
nbergsma@japandb.com

Ian Billin

Bible, Math
ibillin@japandb.com

Tim Blamer

Bible
tblamer@japandb.com

Julea Blazer

English
jblazer@japandb.com

Mark Bonner

Social Studies
mbonner@japandb.com

Rob Bosma

Science
rbosma@japandb.com

Jim Brinks

Math
jbrinks@japandb.com

Kim Brinks

Culinary Arts, Photojournalism
kbrinks@japandb.com

Loralee Bruxvoort

Spanish
lbruxvoort@japandb.com

Katie DeDoes

Language Arts
kdedoes@japandb.com

Dave Dekker

Math, STEM
ddekker@japandb.com

Dave DeMey

Social Studies
ddemey@japandb.com

Mady Doan

English
mdoan@japandb.com

Kristin Dyk

Math, Student Council
kdyk@japandb.com

Jordyn Dykstra

Educational Support
jdykstra@japandb.com

Ashton Foreman

Choir
aforeman@japandb.com

Steve Gruppen

Industrial Arts
sgruppen@japandb.com

Sara Jager

Orchestra
sjager@japandb.com

Brian Knot

Band
bknot@japandb.com

Sarah Koetsier

Math
skoetsier@japandb.com

Jen Koning

Science, Student Council
jkoning@japandb.com

Maddie Koppenol

Math
mkoppenol@japandb.com

David Kuiper

Math
dkuiper@japandb.com

Dan Landstra

Director for Spiritual Leadership, Bible
dlandstra@japandb.com

Marissa Lewellyn

Social Studies
mlewellyn@japandb.com

Bill Lutke

Educational Support
blutke@japandb.com

Brian Mast

Science
bmast@japandb.com

Jason Nikkel

English
jnikkel@japandb.com

Angie Portenga

Science
aportenga@japandb.com

Beka Roelofs

Spanish
broelofs@japandb.com

Gideon Sall

Industrial Arts
gsall@japandb.com

Lauren Slager

English
lslager@japandb.com

Cam Stahl

Social Studies
cstahl@japandb.com

Mitch Sytsma

English
msytsma@japandb.com

Julie Thrower

Art
jthrower@japandb.com

Craig Tibbe

Physical Education
ctibbe@japandb.com

Josh Tubergen

Science
jtubergen@japandb.com

Sara Van Dyke

Spanish
svandyke@japandb.com

Sharon Veltema

Chapel Coordinator, Math
sveltema@japandb.com

Aubrie Vredevoogd

Art
avredevoogd@japandb.com

Dave Vruwink

CAD
dvruwink@japandb.com

Nick Weber

Science
nweber@japandb.com

Christina Welch

Math, International Student Coordinator
cwelch@japandb.com

Skylar Wenzel

English
swenzel@japandb.com

Sara Westrate

Physical Education
swestrate@japandb.com

Counselors

Julie Essebaggers

Counselor: Middle School Coordinator, Admissions
jessebaggers@japandb.com

Randy Heethuis

Counselor
rheethuis@japandb.com

Dan Sanders

Counselor: Tech Center
dsanders@japandb.com

Christina Welch

Math, International Student Coordinator
cwelch@japandb.com

Paraprofessionals

Jill Cook

Paraprofessional
jcook@japandb.com

Pam Heethuis

Paraprofessional
pheethuis@japandb.com