Contact Us for a FREE Trial!

How did you hear about us?

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:

Rusi HartanaRusi Hartana, Center Director 

Rusi Hartana is the Center Director at Mathnasium of Ahwatukee. She has an MBA/MIM from Thunderbird School of Global Management and a Bachelor of Science in Finance from Arizona State University. She is married and has two beautiful children.  It is important to Rusi that she creates an environment where math makes sense for kids, and that environment is also a fun place to learn.




Hendrix HartanaHendrix Hartana, Center Owner and Instructor

Hendrix is the Center Owner at Mathnasium of Ahwatukee. In high school, he won many math competitions and participated in the International Mathematical Olympiad training. In SAT Math, he had an almost perfect score of 780. He graduated summa cum laude with a bachelor's degree in Electrical Engineering from Arizona State University on full International Student's Scholarship where he worked as a math tutor and helped many college students pulled their math class grades up to A's. Hendrix then continued with a master's degree in the same field and university where we worked as a teaching assistant and helped many students understand complex ideas in simple terms. He has 17+ years of IT experience and semiconductor factory automation startups in the United States and China. He enjoys helping children master new math concepts, and believes that children teach us just as much as we teach them.

Dominic Arps, Instructor

Dominic Arps

Dominic Arps is a junior at Mesa Communiy College, double majoring in Mathematics and Psychology. He loves to play a variety of sports, especially archery and volleball.  In his spare time, he also loves to read and write fictional stories. To Dominic, being an instructor at Mathnasium does not feel like a job at all as he loves the atmosphere and mental challenge.  He enjoys helping students understand his favorite subject: math! 



Dominic Zygadlo, Instructor

Dominic ZygadloDominic Zygadlo is a sophomore at Arizona State University, pursuing a major in Statistics with a minor in Computer Science.  He plans to work in the field of Data Science where he will have to analyze big data like Google does.  Dominic received a score of 760 on SAT Math, a near-perfect score of 35 on the math section of ACT and a perfect score of 5 on the AP Calculus Exam.  He loves eating pizza and thinks pizza is amazing.  In his spare time, he loves to play soccer.  With his patience and passion for math, Dominic is a huge asset to our team and a great fit with our students.  He believes that there is no better satisfaction than helping someone finally understand a math concept.

Greg Babic, Instructor

Greg Babic is currently a senior at Desert Vista High School, and plans to attend The Barrett Honors College at Arizona State University in Fall 2017.  Greg receivGreg Babiced a score of 750 on SAT Math, a 760 out of 800 on the SAT Math II Subject Test, and a near-perfect score of 35 on the math section of ACT.  As a volunteer, Greg helped teach martial arts and music to children.  In his spare time, Greg loves to play chess and practice Croatian with his family.  He is actively involved in Marching Band.  Greg has always excelled in math, and he is deeply committed to the success of the students at Mathnasium. 



Jeremy Chao
Jeremy Chao, Instructor
As a senior at Desert Vista High School, Jeremy Chao plans to study engineering or chemistry in Fall 2017. Jeremy attended HOSA state conference for biotechnology.  He participated in Quiz Bowl, and placed 45th in Arizona State Math Contest (SMC) and top 25 in nation for American Math Contest (AMC12).  In his spare time, he plays the violin and loves watching sports, especially basketball.  Jeremy loves working with kids and watching them improve their math skills. 


Khayti Raka, Instructor
As a senior at BASIS Chandler, Khayti plans to attend Arizona State University
in Fall 2017. In her spare time, Khayti loves to play basketball and to read.  She joins our Mathnasium team because she loves to interact with students and teach them math. 

Ryan Alamdari

Ryan Alamdari, Instructor

Ryan is currently a sophomore at Arizona State University, majoring in Chemical Engineering.  Ryan's hobbies include playing ping pong and Super Smash Bros.  He holds the record for solving a 3-by-3 Rubik's cube in under a minute in our center!  His sister also works at Mathnasium.  He is also one of the popular math tutor at our centers, especially with the younger students.  It is important to Ryan that he is helping future generation of kids to learn and pick up on math skills quickly.