Meet Our Teachers & Staff

Pacific Crest is accredited through the AdvancedED. All of Pacific Crest’s Primary and Elementary teachers are trained through Association Montessori Internationale (AMI) training centers. Our Middle School teachers attend Montessori trainings for the adolescent level; these are offered by the North American Montessori Teachers Association (NAMTA) in partnership with AMI.

Deb Olson

  • A woman with long gray hair smiling outdoors, wearing a sleeveless red top, with a blurred green and brown natural background.

    Interim Head of School

Primary

  • A woman with short pink hair and light skin, smiling, wearing a colorful patterned shirt, in an indoor setting.

    Ruby Sparks

    Primary Guide

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  • Young woman with long red hair smiling indoors, with a clock on a green wall in the background.

    Dalia Tamoshunas

    Primary Guide

  • Young woman with red hair smiling, wearing a red cardigan over a white top, outdoors with blurred green foliage in the background.

    Laela Bollens

    Primary Guide

  • A woman with shoulder-length dark hair and freckles sits at a table in a classroom, looking down at a craft project. A child next to her holds an orange craft item. In the background, a woman in a blue shirt is blurred, with colorful artwork on the wall.

    Tessa Kiraly-Dicker

    Primary Guide

  • LeAnne

    LeAnne Mattingley

    Primary Program Director

  • Elly McCarthy

    Primary Guide

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  • Lynelle Kilayko

    Primary Floating Guide

  • Smiling woman with long curly red hair wearing a blue floral top, with a dark background.

    Louise Reed

    Primary Support

  • A woman smiling outdoors in front of a brown wooden fence with greenery. She has braids, wears a teal top, earrings, and a thin necklace.

    Esther Ndura

    Primary Aftercare Lead

Elementary

  • Sonya Maslenikov

    Elementary Program Director

  • Close-up of a smiling woman with brown hair, wearing a blue shirt and earrings, standing outdoors with a blurred background.

    Jen Costigan

    Lower Elementary Guide

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  • A smiling woman with blonde hair and blue eyes, wearing a colorful blue blouse and beige cardigan, standing in front of a barn with a hay pile, wooden walls, and a window.

    Jacque Elder

    Lower Elementary Guide

  • A woman with glasses on her head is peeking through large green leaves, holding onto branches of a leafy plant against a plain white background.

    Erin Gubelman

    Upper Elementary Guide

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  • Makenna Terrana

    Makenna Terrana

    Upper Elementary Guide

All Levels

  • A woman with curly brown hair, wearing a purple sweater and earrings, smiling outdoors against a blurred dark background.

    Inma Perez Osuna

    Middle School Guide and Spanish, all levels

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  • Smiling elderly man with gray hair and mustache wearing a white short-sleeve shirt with fish pattern, standing outdoors with wooden fence and trees in the background.

    Rob Kimmerer

    Art Teacher and Middle School Guide

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  • A woman with curly brown hair smiling at the camera inside a building.

    Katie Munger Rzegocki

    Art Teacher and Middle School Guide

  • A woman with long gray hair, wearing glasses, a beige knit sweater, and a gold necklace, smiling outdoors with green foliage in the background.

    Erika Nedderman

    Literacy Support Specialist

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  • Jennifer Keller

    Jennifer Keller

    Farm Manager

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Middle School

  • A woman with long red hair and a light gray sweater smiling outdoors with trees in the background.

    Katherine Anderson

    Middle School Guide & Level-Coordinator

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  • A man with light skin, brown hair, and blue eyes smiling, wearing a light-colored button-up shirt, outdoors with a blurred wooden fence and greenery in the background.

    Chuck Kilbridge

    Middle School Guide

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  • Peter Carty

    Middle School Guide

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  • A woman with long, wavy brown hair and fair skin, smiling at the camera, wearing an orange sweater, with a blurred background of a wooden structure.

    Liz Altschule

    Middle School Guide

  • A man with glasses and a beard smiling in an outdoor setting.

    Nikhil Makkar

    Middle School Guide

  • A bearded man with sunglasses leaning against a wooden fence, holding a clipboard and looking contemplative in a lush garden.

    Tom Bray

    Facilities Manager & Middle School Guide

  • A smiling woman with curly hair and glasses, wearing a navy blue sweater with a yellow trim, standing outdoors with a blurred green and yellow background.

    Jean Lenihan

    Middle School Writers Workshop Guide

Administration

  • Portrait of a woman with shoulder-length curly brown hair, smiling, outdoors with green blurred foliage in the background.

    Megan Sielkan

    Admissions and Operations Lead

  • A woman with long red hair, smiling, outdoors with green foliage in the background.

    Sophie Zifcak

    Front Desk and Extracurriculars Coordinator

  • A smiling woman with short dark hair and wearing a green and white striped sweater outdoors with blurred green foliage in the background.

    Vananh Tran

    Bookkeeper

  • Sidney Hauser

    Community Engagement Coordinator & Marketing Design

  • David Rzegocki

    Communications Coordinator & School Photographer

Primary Aftercare

  • Group of five diverse young women standing outdoors in front of a wooden fence, smiling at the camera, with trees and greenery in the background.

Elementary Aftercare

  • Three smiling women standing outdoors in front of greenery, wearing casual clothing, with one woman wearing a medal around her neck.

Vashon Farm Team

  • Three women and two dogs sit on the grass in a garden with blooming trees.