Mathnasium 2020 S. Brea Canyon Rd., #A3, Diamond Bar CA 91765 (909) 860-3781

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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:

Chris Hoover, Center Director

Chris first joined the Mathnasium team in December of 2017 as an instructor. After becoming a rising star in the center,  he was quickly promoted and spent the last 2 years as the Assistant Director. He is currently studying Physics at Cal Poly Pomona and will complete his degree in the Spring of 2021. He is then planning to get his master’s degree in Physics and is already doing research with a professor at the university. Chris enjoys playing video games and recently started learning to play the Kalimba, his first instrument. He loves working with all kinds of math, and loves teaching it even more. It is Chris's goal to help Mathnasium students grow to be the best they can be.


 Nick van Vliet, Operations Director

Nick graduated with a Bachelors Degree in Business Finance from Cal State University Northridge. He first joined the Mathnasium team in 2014 after learning about the impact that Mathnasium was making in students' lives. After working as the Center Director in Irvine for 2 years, he made the transition to help serve the Diamond Bar community and currently oversees 4 Mathnasium centers. He is committed to creating an encouraging environment where students can build confidence and conquer math while still having fun.  His goal is to ensure that students have an effective, engaging, and encouraging learning experience that cultivates an intuitive understanding of math. Nick loves teaching, coaching, and encouraging students to work hard and rise up to their potential. In his spare time he enjoys playing sports, snowboarding, competing in any game known to man, bbqs, and reading.  

Lynn, Lead Instructor

Lynn is currently pursuing her Bachelor's in Applied Mathematics at Cal Poly Pomona. After she graduates, Lynn wants to become an actuary. She has worked with kids for the past nine years as a preschool teacher, elementary group leader, and private tutor. Lynn loves teaching math to students, because she loves when the students experience the "ah ha" moment and when they find joy in something they may not have enjoyed previously. In her free time, she enjoys spending quality time with friends, eating at new restaurants, and traveling to new places.




Jennica, Instructor

Jennica is a senior at Diamond Bar High School, where she has taken both AP Calculus AB & BC and is currently taking AP Statistics. Her passion for teaching originally came from her love of helping others. Since middle school, Jennica has tutored her classmates in both math and violin at her teachers' request. At school, Jennica is the vice president of the Symphony Orchestra and president of Society of Women Engineers, Music Outreach Volunteer Association, and TedxDiamondBar. She is also a volunteer at St. Jude Medical Center and hopes to pursue a medical field career. In her free time, she enjoys spending time with friends, skateboarding, or practicing calligraphy.


Tim, Instructor

Tim is currently pursuing a bachelors in mathematics. He is attending Cal Poly Pomona and hopes to become a high school math teacher. He loves seeing students grow in mathematics and hopes to create a fun environment where students can overcome their struggle in math. Tim initially had challenges in mathematics during high school, but found that hard work and the right mentorship allowed him to excel in his upper math classes. He believes that anyone can excel in math with the proper teacher and heart.


Jackie, Instructor

Jaclyn is currently a senior at Diamond Bar High School and has always enjoyed learning math the most in school. She loves working with children and has previously taught children at her church and dance studio. Jaclyn especially enjoys working at Mathnasium because she is able to teach her favorite subject to children and help math become their favorite subject as well. She also dances on the DBHS Dance Company and is a violinist for the DBHS Symphony. Her parents own an LED Company, her sister recently became a lawyer, and her brother is studying business at CalPoly Pomona. In her free time, Jaclyn likes to eat food, hangout with friends, and watch Netflix. 


Zayn, Instructor

Zayn joined the Mathnasium team in April of 2019. He is currently a Junior at Diamond Bar High School and is a former student at Mathnasium of Diamond Bar. He has a great passion for math and will be in AP Calculus BC and AP Statistics this coming year. Zayn also has had experience in the AMC and Math Madness competitions during his high school tenure. Zayn loves working with kids and has previous experience in tutoring working as a private instructor and working for the DBHS California Scholarship Federation, teaching everything from basic Algebra to Trigonometry. In his free time he likes playing basketball, spending time with friends and family, or learning something new. 


Sarah, Instructor

Sarah is currently a senior attending Diamond Bar High School. She came to Mathnasium as a student when she started experiencing struggles in math, and wanted to help other students just as her old Mathnasium instructors had helped her. Although she is only in high school, her age, along with her experience as an elementary school volunteer, has made it easy for her to bond with her students and approach their struggles as best as possible. When not tutoring or studying for her classes, Sarah enjoys spending time with family and friends as well as actively participating in her school's choir department. 



Francisco, Instructor

Francisco is a junior at South Hills High School where he will be taking AP Calculus BC as a junior. Francisco has always had a passion for tutoring and math. Ever since middle school he has been assigned as a tutor by his teachers in math and music. He loves to work with kids and has worked with them for the past three years at a volunteering program for the city of Covina. Francisco is bilingual in Spanish and is entering his third year studying Mandarin. Francisco enjoys swimming for his club team and high school team, playing the saxophone and piano, and also spending time with his friends and family.