Trinity Lutheran School & Preschool Staff

The Trinity Lutheran School and Preschool staff works hard everyday for our students.  Learn more about our dedicated team. 

Kyle Erickson

Kyle Erickson


Kyle Erickson graduated from Concordia University Nebraska in 2005. He received a bachelor’s degree in Elementary Education, a minor in Physical Education, and an endorsement in Special Education. He took his first call to Cross Lutheran Church and School in New Braunfels, TX. There he served as the 3rd grade teacher, 4th grade teacher, and Athletic Director. In 2015, Kyle took a call to Trinity Lutheran School, where he currently serves as the principal.

Kyle is married to Angela Erickson. Together, they adopted four children: Annalisa, David, Sophia, and Lucy. Kyle enjoys spending time with family, and fishing.

Proverbs 3:5-6

5 – Trust in the LORD with all your heart and lean not on your own understanding;

6 – In all your ways submit to him, and he will make your paths straight.

Gwen Marshall

Preschool Director & Teacher

Mary Schultz

Early Childhood Lead Teacher

Mary Schultz is a graduate of Concordia College, Bronxville, NY, with a BS in elementary education. She has over 31 years of classroom and homeschool teaching experience, having taught in many different settings, both public and parochial.

Mary and her husband, Rev. Greg Schultz, live in Milliken, Colorado, with their cat, Daisy.  They have three grown children, and three grandchildren.  When she is not in her classroom, Mary loves gardening, cooking, and making quilts. She feels blessed to be part of the Trinity family.

Proverbs 3:5-7 New King James Version (NKJV)

5 – Trust in the Lord with all your heart, And lean not on your own understanding;
6 – In all your ways acknowledge Him, And He shall direct your paths

Brian Wilcox

Brian Wilcox

6th-8th Grade Homeroom Teacher
K-8th Music Teacher

Brian Wilcox is the middle school and music teacher at Trinity. He was born and raised in Sioux Falls, South Dakota. He received his degree in Music Education and Vocational Ministry from Oklahoma Christian University. Upon graduating, he taught English in Japan before moving to Greeley to teach at Trinity. He and his wife Alison have no children and are very okay with that. While they do not have children, they do have two pet rats, Yuki and Momoka, whom they love very much.

Angela Erickson

Angela Erickson

Director of Christian Education (DCE)
3rd-5th Grade Homeroom Teacher

Angela is married to Kyle, and together they have four children – Annalisa, Sophia, David, and Sophia. She received a double degree from Concordia University in Seward, Nebraska, in Elementary Education as well as Youth Ministry. She served at Cross Lutheran Church and School for eight years, first as Director of Christian Education and then as Middle School Language Arts lead. Angela grew up in Greeley, and attended Trinity as a student herself. She is blessed to serve Trinity currently as the Director of Christian Education and 3rd-5thgrade teacher.

“[The Lord] said to me, ‘My grace is sufficient for you, for my power is made perfect in weakness.’” 2 Corinthians 12:9

“Preach the Gospel at all times. When necessary, use words.” – St. Francis

Shannon Conner

Shannon Conner

1st-2nd Grade Homeroom Teacher
Physical Education Teacher

Shannon Conner teaches 1st-2nd grade homeroom and Physical Education. She has a degree in Outdoor Physical Education from the University of Northern Colorado. She did her Professional Teacher Education Preparation (PTEP) at Trinity Lutheran School under Mr. Larry Whitney in 1999. Shannon taught Physical Education at Thornton Elementary in Thornton, CO. She then taught Physical Education at Windsor Middle School in Windsor, CO.

Shannon is married and has two girls in which keeps her busy. She enjoys quilting, reading, volleyball, and the beach.

I can do all things through Christ who strengthens me. Philippians 4:13

Kathy Windsheimer

Kathy Windsheimer

Kindergarten Homeroom Teacher
3rd-8th Grade History Teacher

Kathy Windsheimer is the Kindergarten homeroom teacher and also teaches 3rd-8th grade social studies.

Kathy grew up in Fremont, Nebraska, where she graduated from Fremont High. She went on to attend Wayne State College in Wayne, Nebraska. She graduated with a BA in education and furthered her education in Montessori.

Kathy is married to Doug Windsheimer. She has five children, four grandchildren and a pet dog. Kathy likes to read, knit, and scrapbook.

I can do all things through Christ who strengthens me. Philippians 4:13