Mathnasium 2250 Oak Grove Road, Walnut Creek CA 94598 (925) 930-9400

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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:

DirectorRevati Sitarama, Owner &  Center Director

Revati is a master's degree holder in English literature & mass communication and holds a bachelors degree in education. She worked as a lecturer in a college teaching english and a principal of a high school back in India. She has worked with kids of all ages. She was an investigative journalist and has tons of interesting stories. 

She has done her certification in graphic design, multi-media and computer information systems. She worked as a marketing executive prior to owning this center.

Revati and Shankar, both have a passion for education and take pleasure in teaching and working with kids and it was the motivating factor for buying and owning this center. They have 2 beautiful daughters Vaishu, who is doing her MBA at University of Michigan, Ann Arbor and Varshini, who is a Senior at  UC Berkeley doing Computer Science.


Jordan Tweddale, Asst.Director

Jordan is pursuing his Master's Degree from SFSU. He is a graduate of Cal Poly - San Luis Obispo, where he completed a Bachelor's Degree in Physics with a minor in Astronomy. When not engaged in math, Jordan can be found taking a nap, playing the drums, or in the stages between taking a nap and playing the drums.


Shannon, Asst. Director

Shannon Connolly holds a Bachelor's of Science in Statistics from UC Davis. She is passionate about creating community and helping people discover their best selves, as Mathnasium has helped her do the same.



Jessica Garces, Lead Instructor

Jessica graduated from Concord High and at DVC now, planning to transfer to UC Santa Barbara in the fall of next year. 

She is passionate about math, music, painting and of course teaching!” 




Nick Ashmore, Instructor

Nick received his AST in Biology from Diablo Valley College and he is currently pursuing his BS in Biochemistry at CSU East Bay.

He loves golfing, exercising and being outdoors. But in particular, he alwasy have an interst in teaching. He loves helping people make sense of things and seeing them get excited about learning. He plans on using his expereince as a tutor to one day become a teacher.


Krishna Hariprasad, Instructor

Krishna is a Senior at Northgate High who enjoys teaching & Learning.

Outside of school he loves playing tennis & listening to music.




Ariel Padovidz, Instructor

Ariel is a Junior at Northgate High School.

In her free time Ariel likes to read and listen to music. Her favorite subjects in school are History and Math.



Hari Pathanjaly, Instructor

Hari Pathanjaly and he is a Junior at Northgate High School.

 He loves technology, DC Comics, and Harry Potter. He also enjoys working with kids and hope to pursue a career in computer science.




Jennifer Huang, Instructor

Jennifer Huang is a Junior at Northgate High School, where she runs hurdles on the Track & Field Team. She loves working with kids and hopes to purse a future career in STEM.

Outside of school, Jennifer enjoyes creating "DIY" projects and spending time with her dog. 


Chloe Chung, Instructor

Chloe Chung is a junior at Northgate High School. She enjoys learning and helping others with math. 
In her free time, she likes to sing, code, and watch Korean dramas and anime. 




Candice Au-Yeung, Instructor

Candice Au-Yeung is a Junior at Northgate High School. She enjoys helping out kids with their mathematical struggle.

In her free time, she loves to read books, watch anime, and do "DIY" crafts.


Past Instructors

Allyson Jian - UC Santa Barabara

Flora Zhang-

Aidan Gelston

Freddie Ramsey

Norman Feng

 Ashley Enriquez - Masters Students at USC, HS Math teacher in Richmond School District. 

Ardalan Ghoorchian - UC Berkeley.

Sara Wheeler - 

Brice Halder - Chemical Engineering major, Johns' Hopkins

Chris Wong - Computer Science, UC Berkeley

Catherine Valladolid (Hannah) - Computer Science, UC Berekely.

Joshua Lau - Chemical Engineering major, UC Davis

Jonathan Lam - Mechanical Engineer, UC Riverside

Emily Zhang - Physics Major at Johns' Hopkins

Jennifer Lee - Computer Science, Harvard

Joanna Lam - Pre-med from UC San Diego

Michael Xu -  UC Santa Cruz

Alexa Powers - Undergrad at Princeton University, Currently Med School at Texas

Katrina Uy - Pre-med from UC Berkeley

Tyler W - Practicing Engineer

Nishtha Chavda - Neuro-science major at UCLA

Sam Mataraso - computer Science, UC Berkeley

Tyler Sandberg - Aeronautical Engineering at University of Michigan - Ann Arbor

Vili B - Biology major at UC Davis

Chaithra Sathisan - Bio-medical engineering from UC Davis

Matthew Kleinsmith - Math major at UC San Diego

Blake Bissell - Cal Poly grad, practicing economist