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Meet Our Teachers

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Emma Berg

Psychology,

 Consumer Math

eberg@gplhs.org

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Emily Cantwell

Learning Resource

Coordinator, H.S. 101

ecantwell@gplhs.org

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Linda Guthmiller

 Art,

FACS, ESL

lguthmiller@gplhs.org

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Mike Haugly

World History, Religion 11, Strength & Fitness 

mhaugly@gplhs.org

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Jayne Jaeger

 English 10, World Lit.

  Min. Writ., British Lit. 

jjaeger@gplhs.org

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Sam Kleinke

Chemistry, Biology 

Anatomy, Registrar

skleinke@gplhs.org

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Eric Martens

Intro to Business, Music, Accounting, Band, Choir

emartens@gplhs.org

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Ben Riegsecker

Calculus, Pre-Calc, 

Physics, Geometry, Robotics

briegsecker@gplhs.org

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Ryan Rosenthal

World Geography,

Algebra 2

jnash@gplhs.org

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Olivia Siehr

Spanish 1, 2, & Adv.

Physical Science

osiehr@gplhs.org

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Aaron Schleusener

Phy. Ed., U.S. History,

Government, Health

aschleusener@gplhs.org

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Josh Zander

 Health, Study Hall

Dorm Supervisor

jzander@gplhs.org

Meet Our Administration and Staff

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Matt Bauer

AD, Algebra 1,

Algebra 2

mbauer@gplhs.org

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Chris Hintz

Principal

Personal Finance

chintz@gplhs.org

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Rev. Karl Schauland

Campus Pastor

Religion 9 & 12, Intro to Christ.

kschauland@gplhs.org

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Jeffrey Roloff

Director of Mission Advancement, Dorm

Supervisor

jroloff@gplhs.org

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Rev. David Maertz

President

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dmaertz@gplhs.org

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Angie Schmidt

Business Manager

aschmidt@gplhs.org

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Trista Dunsmoor
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Lynn Maertz

Noon Lunch Cook

lmaertz@gplhs.org

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Karen Miller

Administrative Assistant

gplhs@gplhs.org

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Sarah Roloff

Mission Advancement

Assistant, Dorm Supervisor

sroloff@gplhs.org

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Nancy York

Study Hall Supervisor

nyork@gplhs.org

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Dede Rosenthal

Piano Instructor

drosenthal@gplhs.org

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School Theme

​2026-2027​

gplhs@gplhs.org

Emily Cantwell

Learning Resource

Coordinator, H.S. 101

ecantwell@gplhs.org

Emily Cantwell

Learning Resource

Coordinator, H.S. 101

ecantwell@gplhs.org

Meet Our Board of Directors

Heath Stone (BOD Chairman, Education/Student Life Committee Chairman)​                                                             stonehillpheasants@outlook.com

Rob Busch (BOD Vice-Chairman, Property Committee Chairman) rob.busch@rap.midco.net

Ben Dunsmoor (BOD Secretary, Personnel Committee Chairman, NTHS Board Representative)                                 dunsmoorben@gmail.com

Rev. Albert Meier (BOD Treasurer, Finance Committee Chairman) peace.milbank@gmail.com

Stephen Biebert (Finance Committee) sbiebert@trinityaberdeen.org

Rev. Ken Brokmeier (Finance Committee) kenbrok@brookings.net

Nikolas Boyce (Mission Advancement Committee) nsboyce@gmail.com

Aaron Crowley (Property Committee) jg24gordy@gmail.com

Alex Hunt (Education/Student Life Committee) ahunt@gswels.org

Derek Kannas (Property Committee) dckannas@gmail.com

Paul Kelm (Education/Student Life Committee) pkelm@stjohnredwood.org

Jordan Kjenstad (Personnel Committee) kjenjor@gmail.com

Tim Leins (Mission Advancement Committee Chairman) trleins@itctel.com

Rev. John Schwartz (Personnel Chairman) redeemerpierre@gmail.com

Stephen Vannelli (Mission Advancement Committee) stephen.vannelli@gmail.com

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Great Plains Lutheran High School

1200 Luther Lane NE, Watertown, SD 57201

Tel: 605-886-0672

© Copyright 2017

by Great Plains Lutheran High School

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