Teachers and Staff

Our team of dedicated teachers, administrators, and staff works hard every day to ensure that students receive the best education possible in a safe, nurturing environment. We encourage parents to get to know our teachers and staff. If you ever have a question or concern, we invite you to contact us. 

Administration

Reegan Heddings

Reegan Heddings
Principal
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Biography

Reegan Heddings
Reegan Heddings
Principal

Meet Reegan Heddings

Hometown

Peoria, AZ

Favorite Subject

English

Hobbies

Family, friends, hiking, reading, and cabin time

Message

Emerson said "Do not go where the path may lead, go instead where there is no path and leave a trail." Be brave, stay positive, and take a few risks on your journey.
Western Illinois University logo Grand Canyon University logo - Arizona 1949
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Ann Catlin

Ann Catlin
Assistant Principal
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Biography

Ann Catlin
Ann Catlin
Assistant Principal

Meet Ann Catlin

Hometown

White Bear Lake, Minnesota

Where I Started Teaching

Littleton Elementary School

Hobbies

I enjoy spending time with my children and extended family. We love spending quality time together on the water boating, fishing, and swimming. My happy place is the beach.

Message

My passion is supporting the success of children and families. I am honored to partner with Collier Business Academy parents and families to ensure the optimal learning and development of our children.
University of Minnesota St. Catherine University Saint Mary's University of Minnesota
  • BS Business Management (Finance). University of Minnesota, MPLS, MN
  • MAED Elementary Education, St. Catherine, St. Paul, MN
  • Educational Admin K–12, Saint Mary's University of Minnesota, MPLS, MN
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Richard McCormick

Richard McCormick
Dean of Students
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Biography

Richard McCormick
Richard McCormick
Dean of Students

Meet Richard McCormick

Hometown

Sturgeon Bay, WI

Hobbies

Fishing, golfing, skiing, kayaking, hiking, and anything outside.

Message

Thank you for letting me help your student reach their optimum learning potential. Attitude is altitude.
 NAU University of Wisconsin-Madison
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Office Support

Ruth Ann Lamberd

Ruth Ann Lamberd
Librarian
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Biography

Ruth Ann Lamberd
Ruth Ann Lamberd
Librarian

Meet Ruth Ann Lamberd

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Teachers

Kindergarten

Barbara Maddux

Barbara Maddux
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Biography

Meet Barbara Maddux

Hometown

Born in Bisbee, Raised in Phoenix

Where I Started Teaching

Littleton Elementary School, Avondale, AZ

Favorite Subject

Reading

Message

Welcome to kindergarten! Thank you for sharing your child with me!
University of Mary Hardin-Baylor logo
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Ellie Meade

Ellie Meade
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Biography

Meet Ellie Meade

Hometown

LeMars, IA

Where I Started Teaching

Collier Elementary School

Favorite Subject

Reading/Writing

Hobbies

Traveling, spending time with friends and family, like to try new foods, reading, and being active.

Message

I am very excited to start my first year teaching as a kindergarten teacher at Collier Elementary School! I am looking forward to meeting as well as getting to know each student and helping them succeed and grow in their education.

University of Northern Iowa

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First Grade

Sofia Aljessar

Sofia Aljessar
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Biography

Meet Sofia Aljessar

Hometown

San Diego, CA

Where I Started Teaching

Rios Elementary School

Favorite Subject

English

Hobbies

Reading, hiking, and visiting museums and amusement parks.

Message

Welcome to Ms. Aljessar's class for the 2019–2020 school year! I am excited to work with you and your children this year.
Grand Canyon University logo
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Jaslyne Canales

Jaslyne Canales
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Biography

Meet Jaslyne Canales

Hometown

Laveen, AZ

Favorite Subject

Math

Hobbies

Spending time with family and friends, watching YouTube vlogs, and traveling

Message

My goal as a teacher is to encourage minds to think, hands to create, and hearts to love. Let's make this school year a great one!
Arizona State University logo
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Jamie Rau

Jamie Rau
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Biography

Meet Jamie Rau

Hometown

Surprise, AZ

Favorite Subject

Social Studies

Hobbies

Traveling with my kids and husband

Message

I am excited about teaching your kiddos this year!
University of Phoenix logo
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Second Grade

Third Grade

Maria-Ana Moneda

Maria-Ana Moneda
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Biography

Meet Maria-Ana Moneda

Hometown

Manila, Philippines

Where I Started Teaching

Littleton School District

Favorite Subject

Music and Art

Hobbies

Working out, exercising, listening to music and audio books, and dancing.

Message

I am happy to welcome you to the 2021–2022 school year! I am excited to be your child’s third-grade teacher! We will have an exciting year filled with lots of new friends, adventures, and fun learning. My main goals are for students to feel successful and to spark joy in their learning journey! I am looking forward to a productive partnership with you to ensure our children can achieve their highest potential.
Arizona State University logo
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Fourth Grade

Sean Barry

Sean Barry
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Biography

Meet Sean Barry

Hometown

Mansfield, CT

Where I Started Teaching

Collier Elementary School

Favorite Subject

Social Studies

Hobbies

Playing/coaching sports, playing guitar, singing

Message

"Students don't care how much you know until they know how much you care." - Anonymous
SUNY Cortland logo
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Samantha Gurley

Samantha Gurley
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Biography

Meet Samantha Gurley

Hometown

San Diego, CA

Favorite Subject

History

Hobbies

Softball and playing with my dog.

Message

I am ecstatic to be a part of the Collier team!
Northern Arizona University logo
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Toni Sangervasio

Toni Sangervasio
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Biography

Meet Toni Sangervasio

Hometown

Pocatello, ID

Where I Started Teaching

Collier Elementary School

Favorite Subject

I love English

Hobbies

My hobbies include cooking delicious and healthy food, reading, painting, coaching gymnastics, and doing gymnastics.

Message

I am looking forward to having an amazing school year and getting to know everyone!

Northern Arizona University

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Fifth Grade

Petrit Gashi

Petrit Gashi
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Biography

Meet Petrit Gashi

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Sixth Grade

Melissa Torres

Melissa Torres
Social Studies
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Biography

Melissa Torres
Melissa Torres
Social Studies

Meet Melissa Torres

Hometown

Lubbock, TX

Where I Started Teaching

Country Place Leadership Academy

Favorite Subject

Math

Hobbies

Scrapbooking, baking, and going to the movies

Message

Always remember you are braver than you believe, stronger than you seem, and smarter than you think. I can do all things through Christ who gives me strength!

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Seventh Grade

Rhayne Moorcones

Rhayne Moorcones
Science
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Biography

Rhayne Moorcones
Rhayne Moorcones
Science

Meet Rhayne Moorcones

Hometown

Glendale, AZ

Where I Started Teaching

Collier Elementary

Favorite Subject

Art, ELA, Science

Hobbies

Art, reading, writing, camping

Message

I am excited for a fun year of learning and growing with all of you!
ASU logo - Arizona State University
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Lance Sullivan

Lance Sullivan
Math
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Biography

Lance Sullivan
Lance Sullivan
Math

Meet Lance Sullivan

Hometown

San Jose, CA

Where I Started Teaching

Collier Elementary School

Favorite Subject

Math and Art

Hobbies

Carpentry, math, cooking, and swing dancing

Message

I am a Christian, husband, father, and teacher. I am grateful for the opportunity and pleasure of taking on all these roles! Thank you for allowing me to care for and teach your children mathematics. I will wholeheartedly do both!
ASU logo - Arizona State UniversityChandler-Gilbert Community College logo
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Eighth Grade

Trevor Butler

Trevor Butler
ELA
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Biography

Trevor Butler
Trevor Butler
ELA

Meet Trevor Butler

Hometown

Glendale

Favorite Subject

English

Hobbies

I enjoy spending time with friends and family, exercising, reading, watching movies, technology, video games, enjoying new experiences, and supporting local sports teams.

Message

My classroom philosophy has two components. The first is a "Commitment to Excellence" and the second is the belief that all students can and will be successful in my classroom. I feel truly fortunate to be a teacher, and after 20+ years I'm still humbled by the opportunity I've been provided.
Arizona State University logo
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Jeremiah Gallegos

Jeremiah Gallegos
Math
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Biography

Jeremiah Gallegos
Jeremiah Gallegos
Math

Meet Jeremiah Gallegos

Hometown

Litchfield Park, AZ

Favorite Subject

History

Hobbies

Playing soccer, Ps4 (Apex Legends), cycling, and camping.

Message

"An investment in knowledge pays the best interest. " - Benjamin Franklin
Northern Arizona University
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Leticia Mattei

Leticia Mattei
Social Studies
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Biography

Leticia Mattei
Leticia Mattei
Social Studies

Meet Leticia Mattei

Hometown

Phoenix, AZ

Where I Started Teaching

Edison Intermediate Center, South Bend, IN

Favorite Subject

History

Hobbies

Photography and traveling

Message

"There is no end to education. It is not that you read a book, pass an examination, and finish with education. The whole of life, from the moment you are born to the moment you die, is a process of learning." - Jiddu Krishnamurti
ASU logo - Arizona State UniversityIndiana University
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Exceptional Learning Teachers

Kelly Gibson

Kelly Gibson
5-6 Resource
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Biography

Kelly Gibson
Kelly Gibson
5-6 Resource

Meet Kelly Gibson

Hometown

Tempe, AZ

Where I Started Teaching

Collier Elementary School

Favorite Subject

Social Studies

Hobbies

Spending time with family and friends, reading, going to Disneyland, crafting, home repair projects, and shopping

Message

"Every child deserves a champion - an adult who will never give up on them, who understands the power of connection and insists that they become the best that can possibly be." - Rita Pierson
Grand Canyon University logo - Arizona 1949
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Deirreio Duncan

Deirreio Duncan
Behavioral Support 7–8
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Biography

Deirreio Duncan
Deirreio Duncan
Behavioral Support 7–8

Meet Deirreio Duncan

Hometown

Flint, MI

Where I Started Teaching

Collier Elementary School

Favorite Subject

Social Studies

Hobbies

Coaching football, basketball and making music.

Message

Success is not final; failure is not fatal. It is the courage to continue that counts.
Grand Canyon University logo - Arizona 1949
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Student Achievement Coach

Special Areas

Ilene Lieberman

Ilene Lieberman
Music
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Biography

Ilene Lieberman
Ilene Lieberman
Music

Meet Ilene Lieberman

Hometown

Orinda, CA

Where I Started Teaching

Collier Elementary School

Favorite Subject

Choir

Hobbies

Singing, hiking, cooking

Message

All students can be musicians if we work in harmony!
Pepperdine University logo - Freely Ye Received, Freely Give. 1937
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Jose Urquijo

Jose Urquijo
P.E.
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Biography

Jose Urquijo
Jose Urquijo
P.E.

Meet Jose Urquijo

Hometown

Superior, AZ

Where I Started Teaching

Superior

Favorite Subject

Math

Hobbies

Fishing, camping, cooking, coaching, playing baseball

Message

Always continue striving to reach your goals.
Ottawa University logo
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Marissa Wilt

Marissa Wilt
Band
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Biography

Marissa Wilt
Marissa Wilt
Band

Meet Marissa Wilt

Hometown

Woodville, OH

Favorite Subject

Music

Hobbies

Trumpet, music, reading, horseback riding

Message

"Music can change the world because it can change people." - Paul Hewson
BGSU logo
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Michelle Younghans

Michelle Younghans
Gifted
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Biography

Michelle Younghans
Michelle Younghans
Gifted

Meet Michelle Younghans

Hometown

San Marcos, TX

Where I Started Teaching

Cholla Elementary School, Casa Grande, AZ

Favorite Subject

Reading and Science

Hobbies

Exercising, reading, hiking, taking care of my pets

Message

"If you can imagine it, you can create it. If you dream it, you can become it." - William Arthur Ward
ASU logo - Arizona State University
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School Support

Mike Linehan

Mike Linehan
School Psychologist
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Biography

Mike Linehan
Mike Linehan
School Psychologist

Meet Mike Linehan

Hometown

Phoenix, AZ

Where I Started Teaching

Pioneer Elementary School, Glendale, AZ

Favorite Subject

Psychology

Hobbies

Biking, running, collecting and listening to vinyl records, going to concerts to see live music, and grilling

Message

I became a teacher because I enjoy the kids. I became a school psychologist because I wanted to support programs to help our kids, and I come to school every day because I believe every child is important, can learn, and contribute to our world.
Northern Arizona University logo
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Terese Wilson

Terese Wilson
ELL Interventionist
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Biography

Terese Wilson
Terese Wilson
ELL Interventionist

Meet Terese Wilson

Hometown

Belize City, Belize

Where I Started Teaching

I started teaching at the Murphy School District as a 2nd grade teacher and stayed at the district for 9 1/2 years before moving closer to home.

Favorite Subject

I feel math is my favorite subject, but most say that I am really good at reading.

Hobbies

I love to swim, read, and hike.

Message

Education is the passport to the future, for tomorrow belongs to those who prepare for it today.
Ottawa University logo Grand Canyon University logo - Arizona 1949
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Shea Robinson

Shea Robinson
Psychologist Intern
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Biography

Shea Robinson
Shea Robinson
Psychologist Intern

Meet Shea Robinson

Hometown

Austin, TX

Favorite Subject

Reading

Hobbies

Reading, Documentaries, Traveling

Message

Each new day is an opportunity to make the most of our education. I am looking forward to helping Collier students and families reach their learning potential!
University of Texas logo Northern Arizona University logo
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Crystal Simons

Crystal Simons
Psychologist Intern
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Biography

Crystal Simons
Crystal Simons
Psychologist Intern

Meet Crystal Simons

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Diana Gutierrez

Diana Gutierrez
Behavioral Support Specialist K–4
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Biography

Diana Gutierrez
Diana Gutierrez
Behavioral Support Specialist K–4

Meet Diana Gutierrez

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Leroy Wilson

Leroy Wilson
Behavioral Support Specialist K–4
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Biography

Leroy Wilson
Leroy Wilson
Behavioral Support Specialist K–4

Meet Leroy Wilson

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George Gonzales

George Gonzales
Lead Custodian
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Biography

George Gonzales
George Gonzales
Lead Custodian

Meet George Gonzales

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Salome Alvarado

Salome Alvarado
Night Custodian
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Biography

Salome Alvarado
Salome Alvarado
Night Custodian

Meet Salome Alvarado

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Tom Brown

Tom Brown
Night Custodian
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Biography

Tom Brown
Tom Brown
Night Custodian

Meet Tom Brown

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