Infinity Staff

meet the administration and teachers

Finally, brothers and sisters, whatever is true, whatever is noble, whatever is right, whatever is pure, whatever is lovely, whatever is admirable—if anything is excellent or praiseworthy—think about such things.

-Philippians 4:8

Faculty and Staff

Marilyn Graham


This is Marilyn’s 44th year in education. She has experience in 3rd, 4th and 5th grade as well as being a math specialist, TX teacher trainer, family math, curriculum specialist, and 9 years in NISD as a vice principal. Through all her experience, being Principal of Infinity Christian Academy has truly been the best 11 years of it all! Marilyn and her husband Glenn celebrated 39 years of marriage this year. She loves spending time with her adult children and all her grandchildren. She enjoys watching movies, creating “handstamped” cards, and traveling. She is also grateful for the love and passion God instilled in her early on to teach children. She has served as Children’s Director at her church, taught VBS many years, and taught Sunday School 30 years at Crossroads Baptist Church. She also serves as the Board President of Infinity guiding the direction of this model of schooling. She is continually grateful that the Lord has helped build it to bless all the families who believe in its mission and vision.

Kelly Hanson

Kindergarten Teacher

Kelly possesses the energy, enthusiasm and animation necessary to teach Kindergarten students. This is Kelly’s 12th year teaching Kinder here at Infinity. She continually keeps the students engaged in learning with academics as well as music, art, and center activities.  She has worked as a community teacher for Northside Independent School District teaching decorative painting. This same artistic talent has lent itself to her creating a line of art projects for children called “Kelly Kits”. Kelly has three daughters who attend Infinity: Rhapsody in 11th, Violet in 8th, and Ember in 2nd.

Niki Harmon

1st Grade Teacher

This is Niki Harmon’s first year teaching at Infinity Christian Academy. She comes to us after working for 20 years in the Early Childhood Education field. She earned a Bachelors Degree in Educational Studies and has served many families and children previously as a Center Director, Pre-K and Kindergarten teacher as well as District-wide Program Specialist. She is extremely excited about the opportunity to be serving as a 1st grade teacher this year at Infinity. Her hobbies include hiking, spending time with her family, pet sitting, volunteering at various animal rescues and serving at her church.

Donna Fellers

1st Grade Teacher

This is Donna’s first year teaching at Infinity Christian Academy. She has served many years in Children’s Ministry and loves working with children of all ages. Donna is the mother of two adult children and has five grandchildren. She loves to be outdoors and spends a lot of time feeding the deer and working in the flower beds. She is excited to join the Infinity family and looks forward to loving and teaching first grade! She is thankful to have the opportunity to love and care for children and have a positive impact on their growth!

Elaine Pruett

2nd Grade Teacher

Elaine grew up in Midland Texas and received her master’s degree from Lubbock Christian University. She feels blessed to have worked in Lisbon, Portugal while attending an apprentice missionary program. She met her husband at the Bible Institute where they worked and joined a 5 family mission team. Over the next 12 years they lived and worked in Guadalajara, Mexico during which time Elaine became a certified Montessori teacher. They moved back to the states in 2009 and she homeschooled her 3 boys. Her oldest son now works for Amazon in Colorado Springs and the other two are attending college. Elaine has taught in a variety of schools and a variety of ages. She’s very excited to be at Infinity and looks forward to getting to know her students as they journey together to grow in wisdom, in stature, and in favor with God and man.

3rd Grade Teacher

Sherry graduated from Texas A&M University with a Bachelor’s degree in Elementary Education. She’s taught preschool through 4th grade in the Houston and San Antonio areas. She’s married to Erik and has two children, both A&M graduates. This is Sherry’s 14th year with our method of schooling and she has a total of 32 years of teaching experience. Her outgoing personality and tremendous work ethic make her a great teacher. When she’s not with her 3rd graders, she’s either teaching Driver Ed or hanging out with her three dogs and three cats.

Nanci Portela

4th Grade Teacher

This is Nanci’s 7th year with Infinity Christian Academy. Her daughter was a student from 3rd through 7th grade. Nanci has volunteered every year as Room Mom and has been our primary substitute teacher for the last few years. She was also one of our administrative assistants so she is familiar with the staff, our school model, and most of our students.

Nanci has been married to her husband for 28 years and they have a 9th grader who is in Club Volleyball. They attend Oak Hills Church where she volunteers in the Production department on the weekends and they are active in small groups with an emphasis on marriage ministry. They love to travel and spend family time together.

Nanci is excited to be teaching 4th grade again this year and looking forward to meeting her new students and families.

Shellie Zamora

6th Grade Teacher

This is Shellie’s first year teaching at Infinity Christian Academy. She has a great love for children and a passion for teaching. Shellie will also be teaching PE to our Infinity students this year! She has 20 years of experience teaching in various public schools and has also been a private homeschool teacher for two families. She graduated in 1998 from Southwest Texas State University with a BS in Interdisciplinary Studies. She has certifications in Elementary Education, Special Education, and Physical Education. She is married with two children, both of whom will attend ICA this year as a 6th and 4th grader. When she’s not teaching and on many weekends, she enjoys watching her youngest son play tournament baseball. Her oldest son enjoys participating in a local drama class and working to perfect his acting skills. She is excited to have the opportunity to join the Infinity family and we are blessed to have her teach our sixth graders this year.

Jo Fredrickson

Junior/High School Teacher, Academic Dean

Jo holds a Bachelor’s Degree in Elementary and Special Education from the University of Wisconsin and a Master’s degree in Education from the University of Minnesota. She also serves on the Infinity Christian Academy Board of Directors to help maintain the vision of mission for this ministry. She continues to be blessed to walk with other parents through this model of schooling. This is her 14th year. She has a total of 40 years teaching experience and brings many talents and skills to Infinity. Because she is fluent in American Sigh Language we can offer that as our foreign language for high school. Her “out of the box” thinking lends itself to always sharing a variety of solutions to any challenge/opportunity we face. She lives her faith out loud, bakes delicious desserts, and inspires her co-teaching parents.

Anna Thomas

High School Teacher

Anna Thomas is happy to be on the staff of Infinity for her fourth year. She teaches English and Literature to our 9th – 12th graders. She moved to Boerne from Orange, Texas where she was born and raised.
Anna graduated from Lamar University in Beaumont, Texas with a BS in Secondary Education. Her specializations are English and Life-Earth Science. She also attended Sam Houston State University in Huntsville, Texas to obtain her Library Media Specialist certification.
She taught English, Reading and Science for 14 years in Orange, Texas. She was a school librarian for 16 years at schools in Orange, Katy, Texas and Lake Charles, Louisiana. She retired in 2013 but missed being in the classroom with students and is delighted to be back in the classroom. She feels God has placed her here and is excited to learn more about our Lord and his plan for her life. In her spare time, Anna crochets, reads and does artwork. She also is the happiest when she is with her children, eight grandchildren and two great grandchildren.
Philippians 4:1 “Dear brother Christians, I love you and long to see you, for you are my joy and reward for my work.”

Trish Caraway

Junior/High School Teacher

This is Trish Caraway’s second year at Infinity as our 7th-12th grade Science teacher and she is excited to be a part of such a fabulous school.
She has her Master of Science degree in Microbiology and began teaching in 2004 at the University level. She has taught every level since then ranging from college sciences to high school dual credit to elementary to preschool. She feels blessed to teach where God has led her.
She is married with three sons. Her oldest is a senior in high school, her second son is a seventh grader, and the youngest is a fifth grader this year. They all enjoy outdoor activities, sports, and family.

Sammi Guajardo

Junior/High School Teacher

Sammi joined our staff in 2016-2017 after subbing at ICA for two years. Her passion for teaching and desire for instilling Christian values in our students made her a perfect fit for our school. She is energetic with her class and truly enjoys spending time with them. Sammi has homeschooled her two children since Kindergarten. She is active in her church and community as a volunteer. She enjoys spending time with her family and traveling. She graduated from Lamar University in Beaumont, Texas with a BS in Business Management.

Laura Hagewood

Junior/High School Teacher

Laura is excited to start her third year with Infinity this year as a Junior/High School teacher. She has lived all over the nation as a child in a military family, but spent the majority of her adulthood in the San Antonio area. She has an adult son and a daughter in 8th grade here at Infinity, and they are the joy of her life. She graduated from Hardin-Simmons University with a degree in Interdisciplinary Studies and Math. She has teacher certifications in Early Childhood Education, Elementary Education, ESL, and Math. She comes to us with over 17 years teaching experience, both in her own classroom and as a substitute. She has taught primarily Pre-kindergarten through 3rd grade, with a few years involvement with 4th – 8th grade students. She has a love for teaching and being involved with helping children, both in and out of the class setting. She has enjoyed volunteering at her children’s schools and also runs a small part time business. She loves to see the look in children’s eyes when they grasp a concept and strives to instill a love for lifetime learning in her students.

Together we can make a difference

Contact Us

Phone: +1 210-792-2373
14889 Old Bandera Road
First Baptist Church of Helotes
Helotes, TX 78023