2024-25 Staff Photo

STEM Staff Spartans

Stepping on our the grounds of our school, you enter an extraordinary place for students. We see teachers as catalysts. Here, teachers are role models and innovation coaches who provide the framework for learning. Our teachers are experts in teaching appropriate use of technology, collaboration and teamwork that sparks interest in STEM and learning at an early age.

Need to Reach Us?

KOSON LEADERSHIP/SHARED SERVICES TEAM
Last First Title School Email
Cartier Matt Chief Innovation Officer, KOSON Schools matt.cartier@kosonschools.org
Kovalesky LynAnn STEM School Highlands Ranch Executive Director lynann.kovalesky@stemk12.org
TBA Chief Financial Officer
Bostel Nicole Director of Communications nicole.bostel@stemk12.org
Pritchard Mike Director of IT mike.pritchard@stemk12.org
Damour Chris Director of Facilities chris.damour@stemk12.org
Chaput Brian Director of Human Resources brian.chaput@stemk12.org
Veldhuizen Laurie Director of Enrollment laurie.veldhuizen@stemk12.org
STEM ADMINISTRATION TEAM:
Last First Title School Email
Kovalesky LynAnn Executive Director lynann.kovalesky@stemk12.org
McElroy Amie Elementary School Director amie.mcelroy@stemk12.org
Ridder Maura Middle School Director maura.ridder@stemk12.org
Alsup Ryan High School Director ryan.alsup@stemk12.org
Gasser Michelle Director of Curriculum & Instruction michelle.gasser@stemk12.org
Sandhoff Kaeli Director of Student Support kaeli.sandhoff@stemk12.org
Barrios Samson 6-12 Dean samson.barrios@stemk12.org
Manzanares Jessica K-8 Dean jessica.manzanares@stemk12.org
ELEMENTARY FACULTY:
Last First Title School Email
Binder Madison Kindergarten Teacher madi.binder@stemk12.org
Delwiche Kylie Kindergarten Teacher kylie.delwiche@stemk12.org
Sanchez Vanessa Kindergarten teacher vanessa.sanchez@stemk12.org
Taylor Pamela Kindergarten teacher pamela.taylor@stemk12.org
Alascio Courtney 1st Grade Teacher courtney.alascio@stemk12.org
Ristucci Debbie 1st Grade Teacher debbie.ristucci@stemk12.org
Schiffman Stephanie 1st Grade Teacher stephanie.schiffman@stemk12.org
Gober Liza 1st Grade Teacher liza.gober@stemk12.org
Brook Tami 2nd Grade Teacher tami.brook@stemk12.org
Grewe Gretchen 2nd Grade Teacher gretchen.grewe@stemk12.org
Logue Christine 2nd Grade Teacher christine.logue@stemk12.org
Wilkerson Erica 2nd Grade Teacher erica.wilkerson@stemk12.org
Jackson Kate 3rd Grade Teacher kate.jackson@stemk12.org
Mau Orleen 3rd Grade Teacher orleen.mau@stemk12.org
Rose Danielle 3rd Grade Teacher danielle.rose@stemk12.org
Russell Deborah 3rd Grade Teacher deborah.russell@stemk12.org
Brost Juliana 4th Grade Teacher juliana.brost@stemk12.org
Phelps Rebecca 4th Grade Teacher rebecca.phelps@stemk12.org
Vest Hannah 4th Grade Teacher hannah.vest@stemk12.org
Ackley Samantha 5th Grade Teacher samantha.ackley@stemk12.org
Addison Rachel 5th Grade Teacher rachel.addison@stemk12.org
Chang Jason 5th Grade Teacher jason.chang@stemk12.org
Gusich Marni 5th Grade Teacher marni.gusich@stemk12.org
Broll Stephen Elementary PE Teacher stephen.broll@stemk12.org
Del Olmo Kristy Elementary Art Teacher kristy.delolmo@stemk12.org
Sauer Ethan Elementary Music Teacher ethan.sauer@stemk12.org
Thatcher Ryan Elementary Technology Teacher ryan.thatcher@stemk12.org
SECONDARY FACULTY:
Last First Title School Email
Hart Stephanie Secondary Science Teacher stephanie.hart@stemk12.org
Pietrovito Geoffrey Secondary Science Teacher geoffrey.pietrovito@stemk12.org
Rajput Sheetal Secondary Science Teacher sheetal.rajput@stemk12.org
Schnacke Kent Secondary Science Teacher kent.schnacke@stemk12.org
Sweeney Keith Secondary Science Teacher keith.sweeney@stemk12.org
Stewart Nicole Chemistry Teacher nicole.stewart@stemk12.org
Wilt Kate Secondary Science Teacher kate.wilt@stemk12.org
Butler Rhett Secondary Computer Science Teacher rhett.butler@stemk12.org
Chacon Tylor Secondary Computer Science Teacher tylor.chacon@stemk12.org
Nason Annette Secondary Computer Science Teacher annette.nason@stemk12.org
Trichler Todd HS / CE Computer Science Teacher todd.trichler@stemk12.org
Blue Lauchlin Secondary Engineering Teacher lauchlin.blue@stemk12.org
Reichmuth Greg Secondary Engineering Teacher greg.reichmuth@stemk12.org
Shapiro Megan Secondary Engineering/CE Engineering Teacher megan.shapiro@stemk12.org
Viren Jackie Secondary Engineering/Robotics Teacher jackie.viren@stemk12.org
Bates Jessica Secondary Math Teacher jessica.bates@stemk12.org
Bonigala Rathna Secondary Math Teacher rathna.bonigala@stemk12.org
Carrier Vance Secondary Math Teacher vance.carrier@stemk12.org
De Weese Sara Secondary Math Teacher sara.deweese@stemk12.org
Laske Jennifer Secondary Math Teacher jennifer.laske@stemk12.org
Matyszczak Matthew Secondary Math Teacher matthew.matyszczak@stemk12.org
Tamendjari Yacina High School Math Teacher yacina.tamendjari@stemk12.org
Bellipanni Matthew Secondary Social Studies Teacher matthew.bellipanni@stemk12.org
Griffin John Secondary Social Studies Teacher john.griffin@stemk12.org
Kerwin Daniel Secondary Social Studies Teacher daniel.kerwin@stemk12.org
Montour Michelle Secondary Social Studies Teacher michelle.montour@stemk12.org
Perret Kyle Secondary Social Studies Teacher kyle.perret@stemk12.org
Voorn Evan Secondary Social Studies Teacher evan.voorn@stemk12.org
Golden Beth ASL Teacher (Sign Language) beth.golden@stemk12.org
Berreth Gloria Secondary Spanish Teacher gloria.berreth@stemk12.org
Lee Dorothy Secondary Spanish and French Teacher dorothy.lee@stemk12.org
Zinter Bailee Secondary Spanish Teacher bailee.zinter@stemk12.org
Cuellar Jerry French Long-Term Substitute jerry.cuellar@stemk12.org
Tomic Abby Secondary French Teacher abby.tomic@stemk12.org
Espinosa Rachel Middle School Language Arts Teacher rachel.espinosa@stemk12.org
Hafner Victoria Middle School Language Arts and Drama Teacher victoria.hafner@stemk12.org
Dillon Heather Middle School Language Arts Teacher heather.dillon@stemk12.org
Graham Susan High School English Language Arts Teacher susan.graham@stemk12.org
Johnson-Swartz Tera High School English Language Arts Teacher tera.johnsonswartz@stemk12.org
Shonkwiler Curt Secondary English Language Arts Teacher curt.shonkwiler@stemk12.org
Wesley Shelly Secondary English Language Arts Teacher michelle.wesley@stemk12.org
Newhouse Jennifer Business teacher jennifer.newhouse@stemk12.org
Szczekocki Nancy AP Psychology & Health nancy.szczekocki@stemk12.org
Devitt Shoni Secondary Art Teacher shoni.devitt@stemk12.org
Smith Joe Secondary Art Teacher joe.smith@stemk12.org
Gomez Andrew Secondary Music Teacher andrew.gomez@stemk12.org
Hitch James Secondary PE Teacher james.hitch@stemk12.org
Jones Susan Athletic Director/PE Teacher susan.jones@stemk12.org
Roberts Morgan Secondary Drama Teacher morgan.roberts@stemk12.org
Granville Kyle Secondary Music / In-house Substitute kyle.granville@stemk12.org
IN-HOUSE SUBSTITUTES
Last First Title School Email
Acosta Paulette In-house Substitute paulette.acosta@stemk12.org
Campen Maria In-house Substitute maria.campen@stemk12.org
Flores Anthony In-house Substitute anthony.flores@stemk12.org
Granville Kyle Secondary Music / In-house Substitute kyle.granville@stemk12.org
Lopez Rod In-house Substitute rod.lopez@stemk12.org
Raigaonkar Vinaya In-house Substitute vinaya.raigaonkar@stemk12.org
INSTRUCTIONAL & EDUCATION ASSISTANTS:
Last First Title School Email
Anderson Keoni Instructional Assistant – Elementary FT keoni.anderson@stemk12.org
Doucet Isabella Instructional Assistant – Elementary FT isabella.doucet@stemk12.org
Eddy Misty Instructional Assistant – Elementary FT misty.eddy@stemk12.org
Gimbel McKenna Instructional Assistant – Elementary PT mckenna.gimbel@stemk12.org
Howell Kara Instructional Assistant – Elementary FT kara.howell@stemk12.org
Jacobsen Jasen Instructional Assistant – Elementary FT jasen.jacobsen@stemk12.org
Meska Kaitlyn Instructional Assistant – Elementary FT kaitlyn.meska@stemk12.org
Palamara Ariana Instructional Assistant – Elementary FT ariana.palamara@stemk12.org
Petersen Abby Instructional Assistant – Elementary FT abby.petersen@stemk12.org
Wagner Sara Instructional Assistant – Elementary FT sara.wagner@stemk12.org
Britzman Angela Educational Assistant  – Middle FT angela.britzman@stemk12.org
Irish Terri Lead Educational Assistant – Secondary FT terri.irish@stemk12.org
Ramachandran Neethu Educational Assistant – Secondary FT neethu.ramachandran@stemk12.org
Trotter Amir Educational Assistant  – High FT amir.trotter@stemk12.org
TEACHER SUPPORT TEAM
Last First Title School Email
Gasser Michelle Director of Curriculum & Instruction michelle.gasser@stemk12.org
Dwyer Kathy Instructional Specialist kathy.dwyer@stemk12.org
Elliott Carissa Instructional Specialist carissa.land@stemk12.org
Harper Mackenzie PBL Specialist mackenzie.harper@stemk12.org
Jennings Jon GT Coordinator/Instructional Specialist jon.jennings@stemk12.org
Ryan Nicole Career Discovery nicole.ryan@stemk12.org
Bill Phelan Testing Coordinator bill.phelan@stemk12.org
STUDENT SUPPORT TEAM
Last First Title School Email
Sandhoff Kaeli Director of Student Support kaeli.sandhoff@stemk12.org
Fletcher Julie Counseling Assistant julie.fletcher@stemk12.org
Belisle Colene HS Counselor colene.belisle@stemk12.org
Clay Lisa MS Counselor lisa.clay@stemk12.org
Grebe Madison HS Counselor madison.grebe@stemk12.org
Myrick Kelli College & Career Advisor kelli.myrick@stemk12.org
Williams Lily MS Counselor lily.williams@stemk12.org
Dean Jill K-8 Social Worker jill.dean@stemk12.org
Farris Diane English Language Development Teacher diane.farris@stemk12.org
Tellez Nicole English Language Development Teacher nicole.tellez@stemk12.org
Green Shannon ES Learning Specialist shannon.green@stemk12.org
Groeling Sharon Occupational Therapist sharon.groeling@stemk12.org
Grove Tracy MS Learning Specialist tracy.grove@stemk12.org
Hathaway Becky HS Learning Specialist becky.hathaway@stemk12.org
Sugrue Rocki HS Learning Specialist rocki.sugrue@stemk12.org
Perdue Karen MTSS Coordinator karen.perdue@stemk12.org
Cowles Molly Speech Language Pathologist molly.cowles@stemk12.org
Hernandez Kim Speech Language Pathologist kim.hernandez@stemk12.org
Stoller Rebekah Speech Language Pathologist rebekah.stoller@stemk12.org
Badovinac Sheila ES Learning Specialist sheila.badovanic@stemk12.org
Khan Aisha Elementary LSS Educational Assistants aisha.khan@stemk12.org
Hoffmann Laura Secondary LSS Educational Assistants laura.hoffmann@stemk12.org
Kilambi Srivandana Secondary LSS Educational Assistants srivandana.kilambi@stemk12.org
Hurst Ken Behavior Intervention Specialist ken.hurst@stemk12.org
Padilla Kelly Secondary LSS Educational Assistants kelly.padilla@stemk12.org
Rapp-LeGrand Stephanie Elementary LSS Educational Assistants stephanie.rapplegrand@stemk12.org
Rodriguez Lisa IEP Assessment Specialist lisa.rodriguez@stemk12.org
FRONT OFFICE AND HEALTH STAFF:
Last First Title School Email
Adamek Julie Elementary Office Assistant julie.adamek@stemk12.org
Boyer Celeste Health Assistant/ES Office Support celeste.boyer@stemk12.org
Martinez Kim Secondary Office Assistant kim.martinez@stemk12.org
Galligan Cindy Secondary Health Assistant/Front Office Support cindy.galligan@stemk12.org
Loptien Mona Office Assistant mona.loptien@stemk12.org
Jimenez Mallory School Nurse mallory.jimenez@stemk12.org
Orme Chris Temporary School Nurse chris.orme@stemk12.org
KOSON/STEM BUSINESS OFFICE
Last First Title School Email
TBA Chief Financial Officer
Falter Katherine Bookkeeper/Payroll Lead kathy.falter@stemk12.org
Tryon Tammy Business Office Assistant/General Purchaser tammy.tryon@stemk12.org
Westfall Ashley Business Office Assistant ashley.westfall@stemk12.org
SAFETY AND SECURITY
Last First Title School Email
Alsup Ryan HS Director ryan.alsup@stemk12.org
Edwards Daniel Campus Security Specialist daniel.edwards@stemk12.org
Uribe Deputy Gabe Douglas County Sheriff/School Resource Officer gabe.uribe@stemk12.org
ATHLETICS
Last First Title School Email
Jones Susan Athletic Director/PE Teacher susan.jones@stemk12.org
Munro John Athletics Assistant john.munro@stemk12.org
ENRICHMENT
Last First Title School Email
Fitzroy Melanie Enrichment Coordinator melanie.fitzroy@stemk12.org
TBA After-School Program Assistant
INFORMATION TECHNOLOGY:
Last First Title School Email
Pritchard Mike IT Director mike.pritchard@stemk12.org
Hill Jessie IT Help Desk Technician jessie.hill@stemk12.org
Murphy Mattie IT Help Desk Technician mattie.murphy@stemk12.org
Ichijo Hiroko IT Help Desk Technician hiroko.ichijo@stemk12.org
FACILITIES
Last First Title School Email
Damour Chris Director of Facilities chris.damour@stemk12.org
Fountain Maria Facility Use Coordinator maria.fountain@stemk12.org
Choto Patricia Custodian patricia.choto@stemk12.org
Aghazadeh Navid Assistant Facilities Manager navid.aghazadeh@stemk12.org

KINDERGARTEN

FIRST GRADE

SECOND GRADE

THIRD GRADE

FOURTH GRADE

FIFTH GRADE

SPECIALS

Headshot of Stephen Broll
Stephen Broll
Elementary Physical Education Teacher
Headshot of Ethan Sauer
Ethan Sauer
Elementary Music Teacher
Headshot of Ryan Thatcher
Ryan Thatcher
K-5 Technology Teacher

SCIENCE TEAM

Headshot of Stephanie Hart
Stephanie Hart
Sixth Grade Science Teahcer
Headshot of Sheetal Rajput
Sheetal Rajput
Secondary Science Teacher

sheetal.rajput@stemk12.org

Headshot of Kent Schnacke
Kent Schnacke
Secondary Science Teacher

kent.schnacke@stemk12.org

Headshot of Keith Sweeney
Keith Sweeney
Secondary Science Teacher
Headshot of Kathryn Wilt
Kate Wilt
Secondary Science Teacher

COMPUTER SCIENCE TEAM

Headshot of Rhett Butler
Rhett Butler
Secondary Computer Science Teacher
Headshot of Tylor Chacon
Tylor Chacon
Secondary Computer Science Teacher
Headshot of Annette Nason
Annette Nason
Middle School Success Coach
Headshot of Todd Trichler
Todd Trichler
HS & CE Computer Science

ENGINEERING TEAM

Headshot of Lauchlin Blue
Lauchlin Blue
Secondary Engineering Teacher
Headshot of Gregory Reichmuth
Greg Reichmuth
Secondary Engineer/Computer Science
Headshot of Megan Shapiro
Megan Shapiro
Secondary/CE Engineering Teacher
Jackie Viren
Jackie Viren
Secondary Engineering/Robotics Teacher

MATHMATICS TEAM

Headshot of Jessica Bates
Jessica Bates
Secondary Math Teacher

Jessica.Bates@stemk12.org

Headshot of Vance Carrier
Vance Carrier
Secondary Math Teacher
Headshot of Sara De Weese
Sara De Weese
Secondary Math Teacher

SOCIAL STUDIES TEAM

Headshot of Matthew Bellipanni
Matthew Bellipanni
Secondary Social Studies Teacher
Headshot of John Griffin
John Griffin
Secondary Social Studies Teacher
Headshot of Daniel Kerwin
Daniel Kerwin
Secondary Social Studies Teacher/Girls and Boys Soccer Coach
Headshot of Michelle Montour
Michelle Montour
Secondary Social Studies Teacher
Headshot of Kyle Perret
Kyle Perret
Secondary Social Studies Teacher
Headshot of Evan Voorn
Evan Voorn
Middle School Social Studies Teacher

FOREIGN LANGUAGE TEAM

Headshot of Elizabeth Golden
Beth Golden
ASL Teacher (Sign Language)
Headshot of Gloria Berreth
Gloria Berreth
Secondary Spanish Teacher
Headshot of Dorothy Lee
Dorothy Lee
Secondary French and Spanish Teacher
Headshot of Bailee Zinter
Bailee Zinter
Secondary Spanish Teacher
Headshot of Jerry Cuellar
Jerry Cuellar
Front Long-Term Subtitute
Headshot of Abby Tomic
Abby Tomic
Secondary French Teacher

LANGUAGE ARTS AND ENGLISH TEAM

Headshot of Rachel Espinosa
Rachel Espinosa
Sixth Grade Language Arts Teacher
Headshot of Victoria Hafner
Victoria Hafner
Secondary Language Arts Teacher
Headshot of Heather Dillon
Heather Dillon
Eighth Grade Language Arts Teacher
Headshot of Susan Graham
Susan Graham
Secondary Language Arts
Headshot of Curtis Shonkwiler
Curt Shonkwiler
Secondary English Language Arts Teacher
Headshot of Michelle Wesley
Michelle Wesley
Secondary Language Arts Teacher

BUSINESS AND HEALTH TEAM

Headshot of Jennifer Newhouse
Jennifer Newhouse
High School Business Teacher
Headshot of Nancy Szczekocki
Nancy Szczekocki
AP Psychology & Health/Girls & Boys Soccer Coach
Headshot of Susan Jones
Susan Jones
Athletics Director/Secondary PE Teacher
Headshot of James Hitch
James Hitch
Secondary PE Teacher

ARTS AND THEATER TEAM

Headshot of Shoni Devitt
Shoni Devitt
Secondary Art Teacher
Headshot of Joe Smith
Joe Smith
Secondary Art Teacher
Headshot of Andrew Gomez
Andrew Gomez
Secondary Music Teacher
Headshot of Morgan Roberts
Morgan Roberts
Secondary Drama Teacher
Headshot of Kyle Granville
Kyle Granville
Secondary Music/In-House Substitute Teacher
Headshot of Anthony Flores
Anthony Flores
Secondary Educational Assistant - Full Time
Headshot of Kyle Granville
Kyle Granville
Secondary Music/In-House Substitute Teacher
Headshot of Rod Lopez
Rod Lopez
In-House Substitute Teacher
Headshot of Vinaya Raigaonkar
Vinaya Raigaonkar
In-House Substitute Teacher
Headshot of Keoni Anderson
Keoni Anderson
Instructional Assistant - Elementary FT
Headshot of Isabella Doucet
Isabella Doucet
Instructional Assistant - Elementary FT
Misty Eddy
Instructional Assistant - Elementary FT
Headshot of Gimbel McKenna
McKenna Gimbel
Instructional Assistant - Elementary PT
Headshot of Kara Howell
Kara Howell
Instructional Assistant - Elementary FT
Headshot of Jasen Jacobsen
Jasen Jacobsen
Instructional Assistant - Elementary FT
Headshot of Kaitlyn Meska
Kaitlyn Meska
Instructional Assistant - Elementary FT
Headshot of Ariana Palamara
Ariana Palamara
Instructional Assistant - Elementary FT
Headshot of Abigail Petersen
Abby Petersen
Instructional Assistant - Elementary FT
N/A
Sara Wagner
Instructional Assistant - Elementary FT
Headshot of Angela Britzman
Angela Britzman
Educational Assistant - Secondary FT
Headshot of Terri Irish
Terri Irish
Lead Educational Assistant - Secondary FT
Headshot of Neethu Ramachandran
Neethu Ramachandran
Educational Assistant - Secondary FT
Headshot of Amir Trotter
Amir Trotter
Educational Assistant - Secondary FT
Headshot of Michelle Gasser
Michelle Gasser
Director of Curriculum and Instruction
Headshot of Kathryn Dwyer
Kathy Dwyer
Instructional Specialist
N/A
Carissa Elliott
Instructional Specialist
Headshot of Jonathan Jennings
Jon Jennings
Gift and Talented Coordinator/Instructional Specialist
Headshot of Nicole Ryan
Nicole Ryan
Career Discovery Coordinator
Headshot of Kaeli Sandhoff
Kaeli Sandhoff
Director of Student Support Services
Headshot of Lisa Rodriguez
Lisa Rodriguez
IEP Assessment Specialist

ACADEMIC & MENTAL HEALTH COUNSELING TEAM

Headshot of Lisa Clay
Lisa Clay
Middle School Counselor (M-Z)
Headshot of Lily Williams
Lily Williams
Middle School Counselor (A-L)

SPECIAL EDUCATION TEAM

Headshot of Shannon Green
Shannon Green
Elementary LSS Teacher
Headshot of Aisha Khan
Aisha Khan
Elementary LSS Education Assistant
Headshot of Tracy Grove
Tracy Grove
MS Learning Specialist
Headshot of Becky Hathaway
Becky Hathaway
High School Learning Specialist
Headshot of Rocki Sugrue
Rocki Sugrue
High School Learning Support Specialist
Headshot of Ken Hurst
Ken Hurst
Behavior Intervention Specialist
Headshot of Molly Cowles
Molly Cowles
Speech Language Pathologist
Headshot of Kimberly Hernandez
Kim Hernandez
Speech Language Pathologist
Headshot of Rebekah Stoller
Rebekah Stoller
Speech Language Pathologist
Headshot of Nicole Tellez
Nicole Tellez
K-12 English Language Development Teacher
Headshot of Diane Farris
Diane Farris
English Language Development Teacher