Mrs. Castillo is a Colorado native, living in several cities and towns throughout her life. She obtained a Bachelors of Science in Biology with an emphasis in Forensics from Colorado State University-Pueblo. She was a pharmacy technician for 11 years before taking time off to be a mom. In 2016 she became a substitute teacher working in D49. In 2019 she graduated summa cum laude with a Master's in Education from Grand Canyon University. This is her second year of teaching and first year at PTEC. She has a husband of 20 years, a 12-year old son, and a rescued beautiful 7-month old dog. During her off time, she spends it gaming online.