Faculty / Staff

Administration

Principia Board of Trustees

Board of Trustees

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Ingwerson, Marshall

Chief Executive

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314.514.3555

Brantingham, Travis

Head of School

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314.275.3574

Alford, Christen

Principal, Upper School

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314.514.3155

Brown, Shawn

Director of Athletics

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314.514.3014

Dry, EdD, Peter

Associate Head of School for Innovation and Strategy

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314.514.3040

Dry, Samantha

Principal, Middle School

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314.275.3596

Duffy, Melanie

Dean of Students

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314.275.3572

Fredrikson, Adriane

Director of Admissions

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314.514.3130

Halverson, Dorothy

Principal, Early Childhood

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314.275.3557

Heimerl, Nancy

Director of Curriculum and Accreditation

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314.514.3022

Tibbetts, Heather

Principal, K–5

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314.514.3065

 

Staff: Home Department

Dale, Jennifer

Dean of Girls

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314.275.3536

Poznick, Stacy

Assistant, Upper School Girls' Dorm

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314.275.3535

Boyman, Stephanie

Houseparent, Upper School Girls’ Dorm

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314.514.3176

Fox, Patti

Houseparent, Upper School Girls’ Dorm

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314.514.3175

Perea, Rachel

Houseparent, Upper School Girls’ Dorm

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314.514.3178

Veidelis, Duanne

Houseparent, Upper School Girls’ Dorm

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314.514.3177

Heath, Karin

Middle School Girls' Residential Head

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314.275.3533

Shutt, Clark

Dean of Boys

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314.275.3543

Bradley, Kari

Assistant, Upper School Boys' Dorm

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314.275.3542

Fendon, Tucker

Houseparent, Upper School Boys’ Dorm

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314.514.3187

Sablan, Nate

Houseparent, Upper School Boys’ Dorm

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314.514.3184

Warner, Max

Houseparent, Upper School Boys’ Dorm

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314.514.3186

Watkins, Dorian

Houseparent, Upper School Boys’ Dorm

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314.514.3196

Wright, Summer

Middle School Boys’ Residential Head

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314.275.3549

 

Faculty and Staff: Early Childhood

Halverson, Dorothy

Principal, Early Childhood

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314.275.3557

Cathie, Bridget

Preschool

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314.514.3088

Dixon, Ruthie

Early Learning Center

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314.514.3098

Gibbs, Tracy

Early Learning Center

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Hagenlocher, Amy

Receptionist

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314.275.3557

Hanlin, Leslie

Early Learning Center

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John, Shannon

Early Learning Center

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314.514.3197

Matthys-Pearce, Patti

Early Learning Center

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314.514.3099

McCord, Lisa

Preschool 3

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314.514.3061

Ouellette, Kathleen

Early Learning Center

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314.514.3108

Soney, Rachel

Preschool 4

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314.514.3085

Warner, Linda

Acorn

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314.514.3025

 

Faculty and Staff: Lower School

Tibbetts, Heather

Principal, K–5

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314.514.3065

Arens, Rissa

First Grade

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314.514.3099

Butterfield, Karin

Assistant Librarian

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314.514.3081

Charlston, Jessica

Bible Studies

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Daniels, Johnathan

Band

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314.434.2100, ext. 3337

Elmgren, Louise

Art

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314.514.3077

Floyd, Joy

Music

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314.514.3068

Gamrath-Schauman, Robin

Administrative Assistant

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314.514.3195

Grant, Mollie

Fifth Grade

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314.514.3095

Griswold, Mike

Band

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314.275.3578

Harrison, Jane

PE

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314.434.2100, ext. 3376

Horton, Barbara

LEC Coordinator

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314.514.3070

Horton, Claire

Fourth Grade

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314.514.3073

King, Cristina

Spanish

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Kuhn, Debra

Afterschool Program

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314.275.3579

Lines, Lori

Kindergarten

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314.514.3059

Loechner, Hannah

Third Grade

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314.514.3062

Marples, Nigel

PE

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314.514.3074

Marston, Kiersten

Assistant Teacher

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314.514.3037

Nguyen, Libbyanne

LEC Resource Teacher

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Paul, Kirsta

Second Grade

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314.514.3089

 

Faculty and Staff: Middle School

Dry, Samantha

Principal, Middle School

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314.275.3596

Alford, Cassidy

Social Studies

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314.514.3069

Bland, Michelle

International Student Program Director, English as a Learned Language

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314.514.3043

Bosak, Sandy

Mathematics

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314.514.3060

Brantingham, Hannah

Integrated Studies/Art

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314.514.3055

Brodbeck, Monnie

Bible Studies

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Daniels, Johnathan

Band

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314.434.2100, ext. 3337

Floyd, Joy

Choir

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314.514.3068

Griswold, Mike

Band

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314.275.3578

Jenkins, Jordan

Spanish

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314.514.3161

Marples, Nigel

Athletics

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314.514.3074

Nguyen, Libbyann

Learning Engagement

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314.514.3096

Rather, Cris

Learning Engagement Center

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314.514.3071

Spires, Allyson

Language Arts

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314.514.3057

Stolfa, Ben

Integrated Studies Support

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314.514.3079

Wallace, Dave

Science

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314.514.3084

Wood, Jennifer

Administrative Assistant

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314.275.3595

 

Faculty and Staff: Upper School

Alford, Christen

Principal, Upper School

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314.514.3155

Alioto, Sheila

K–12 Experiential Arts Teacher

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314.514.3028

Allen, Joel

Biology

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314.514.3016

Barber, Holly

Choir

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314.514.3032

Bartelstone, Ted

Social Studies

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314.275.3532

Bland, Michelle

International Student Program Director, English as a Learned Language

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314.514.3043

Bradley, Courtney

Spanish

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314.514.3033

Brantingham, Hannah

Integrated Studies/Art

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314.514.3055

Bryan, Lindsay

Social Studies

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314.514.3044

Chang, Joy

Mandarin Chinese

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314.514.3047

Daniels, Johnathan

Band

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314.434.2100, ext. 3337

Dow, Velvet

Mathematics

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314.514.3135

Ehmke, Liesl

Theatre

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314.514.3080

Evans, Amy

LEC Mathematics Assistant

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314.514.3091

Foy, Kathy

Robotics

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314.514.3021

Griswold, Mike

Band

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314.275.3578

Hammond, Diane

Librarian

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314.514.3031

Heath, Jon

Student Activities Director

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314.514.3050

Heimerl, Caitlin

Art

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314.514.3078

Heimerl, Nancy

English

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314.514.3022

Hobson, Sheila

Mathematics

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314.514.3013

Hoff, Doug

Outdoor Learning Coordinator

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314.514.3086

Hollingsworth, Rachele

English

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314.514.3048

Horton, Barbara

Learning Engagement Center

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314.514.3070

Johnson, Lisa

Student Life Programs Director

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314.275.3570

Juell, Jeff

Science

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314.514.3023

Leedberg, Sarah

IDEA Center Coordinator

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314.514.3045

MacDonald, Evan

Bible Studies

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314.514.3052

MacDonald, Katie

English

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314.514.3046

Marston, Bill

Mathematics

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314.514.3011

Miller, Tessa

Dance

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Moser, Jim

Mathematics

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314.514.3012

Paciorek, Sara

Spanish

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314.514.3041

Pomeroy, Beth

Social Studies

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314.514.3035

Robbins, Brooke

Media Studies

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314.514.3010

Sablan, Connie

Media Arts/Yearbook

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314.514.3076

Scott, Lynne

Science

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314.514.3024

Shedd, Melanie

Science

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314.514.3017

Sorensen, Alicia

English

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314.514.3038

Sterrett, Don

Social Studies
Director of Instructional Coaching and Teacher Improvement

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314.514.3049

Wade, Sam

Mathematics

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314.514.3015

Waller, Rich

Social Studies

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314.514.3034

Weiss, Martha

International Student Coordinator

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314.514.3019

Support Staff

Eisenauer, Karen

Executive Assistant to Chief Executive

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314.275.3505

Grier, Ashley

Assistant to the Head of School

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314.275.3573

Rankin, Chris

Assistant, Athletics Department

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314.275.3580

Redington, Evelyn

Upper School Administrative Assistant

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314.514.3140

Wigmore, Katelyn

Upper School Receptionist

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314.514.3179

Academic and College Counseling

Brown, Kelly

Coordinator, Academic and College Counseling

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314.275.3515

Hannan, Linda

Academic and College Counselor

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314.514.3139

Lewis, Katherine

Registrar

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314.275.3550