Mathnasium 790 S Main St, Keller TX 76248 (817) 741-2202

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Our Team

Our specially trained math instructors will teach your child how to understand math in an individual setting; our unique approach enables us to explain concepts really well and lend a helping hand to every student. Our tutors foster a caring, encouraging environment that helps kids thrive and learn! Read below to learn more about our talented team:

Carl Keating, Owner/Center Director

Keller resident and parent of teenagers in Keller schools, Carl Keating has answered a life-long calling of firmly planting in a community. Having spent over 30 years in the retail industry, most recently as Vice President for Kohl's Department Stores, Carl felt it was time to make a contribution back to the community his family fell in love with. Coming from a family of educators, Carl realized that owning and operating a Mathnasium Learning Center offered all he was looking for. A chance to share his love for math, an opportunity to fulfill his desire to teach and operate a great business model. Working closely with KISD schools, impacting kids in math enrichment and remediation, and working closely with the Keller community, Carl can count on making a difference.



Sarah Ball, Lead Instructor

Sarah has her Master of Education Degree in Learning, Teaching, and Curriculum from the University of Missouri. Her education emphasis is in Mathematics Education. She was a Teacher at Thomas Jefferson Middle School and a Student Teacher at Rock Bridge High School.




 Tracy Leeper, Instructor

Tracy is attending the University of North Texas pursuing a B.S. in Mathematics and a Minor in Secondary Education. She also teaches a course in Business Calculus at UNT. Tracy has received an Associates Degree in Sign Language Interpreting and Deaf Culture. Tracy works as a Substitute Teacher for Birdville ISD. 







Instructor, Melissa Williams

Melissa graduated from Texas Women's University with Bachelor of Business Administration, Majoring in Accounting. Melissa's most recent work involved a position with M.A.S.H. After School, tutoring and mentoring students.


 Lindsay Hammond, Instructor

Lindsay graduated the University of North Texas with a BA in Mathematics. She has worked in the financial field and currently works as a substitute teacher in Northwest ISD. 








Jill Kaiser, Instructor

Jill is attending the University of North Texas pursuing a Bachelor of Science in Mathematics while also minoring in Chemistry. Jill has also volunteered as a Calculus Tutor.







Paula Medrano, Instructor

Paula attends the University of North Texas focusing on a Major in Mathematics and a Minor in Finance.









 A'Lyssa Rodriguez, Instructor

A'Lyssa attends the University of North Texas pursuing her B.S. in Mathematics and minoring in secondary education. A'Lyssa has worked for the ASPIRE program at John D. Spicer Ele, teaching and helping with homework. She also worked for Pinecone Therapies, working with children ages 5 - 10.







 Dee Robinson, Instructor

Dee is attending Texas Woman's University pursuing her degree in Mathematics. Dee has previously worked as a Reading and Math tutor for Explore Horizons.










 Michelle Schultz, Instructor

Michelle attends the University of North Texas majoring in mathematics. Michelle plans to teach after graduating.