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Our Team

Our specially trained maths instructors will teach your child how to understand maths 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 children thrive and learn! Read below to learn more about our talented team:

Mandeep Mangat, Centre Director 

Mandeep is the Centre Director at Mathnasium of Wimbledon. Prior to opening her Mathnasium centre, Mandeep worked for over 15 years in the Finance industry.  A qualified Chartered Accountant having trained with KPMG, her career later spanned commercial banking and real estate investment; specialising in the underwriting and execution of real estate acquisitions and the negotiation of debt finance for a global real estate investment company.  She also holds a joint BSc in Computer and Management Sciences from the University of Warwick. 

Maths is at the heart of everything we do, and applicable to every facet of life.  Mandeep is passionate about empowering children and improving their future through maths, by helping every child in the community to truly understand maths by teaching it in the way that makes sense to them.  She realises that every child’s journey will be unique and that’s why the Mathnasium Method works so well, because we start wherever they are and help them achieve their full potential.

Mandeep considers herself a foodie and loves to experiment with new recipes, having also trained as a Naturopathic Nutritional Therapist.  She enjoys being outdoors, hiking, and curling up with an inspirational book whenever she has the time.  


Kalaikshiga, Instructor

Kalaikshiga is currently studying towards her degree in Medicine at Imperial College London. Prior to this she studied at Wallington High school for girls and achieved 3A*s at A Level in Maths, Further Maths and Chemistry. Kalaikshiga has a passion for maths and teaching, and has always wanted to help people achieve their best potential and show how maths is fun. Having tutored maths for two years in the past, Kalaikshiga wishes to continue this. Each student is different, and she believes the Mathnasium method is the most effective in supporting students of any calibre. 

In the future, she wishes to use knowledge and experience she gains from working in Mathnasium to support her desire to provide education to children in less privileged countries. In Kalaikshiga’s spare time, she loves watching footbal and exploring her culture through cooking, movies and religion.


Ollie, Instructor

Ollie is currently on his gap year after which he intends to study natural sciences at university. After university he hopes to embark in to the world of scientific research and hopefully go into a field of work where he can apply it. Before working as a maths instructor Ollie was a tennis coach where he taught people of all ages from 5 to older than him. From time to time he enjoys playing tennis himself and competing in doubles tournaments with a friend.

At school he greatly enjoyed studying maths and further maths to A-Level and being introduced to novel and exciting topics like complex numbers and differential equations. Ollie has always believed in the importance in Maths as a subject that pops up in many aspects of life and loves to help others discover it. 


Sebastian, Instructor

Sebastian is an instructor at Mathnasium of Wimbledon. Before he begins studying Finance at The London School of Economics next academic year, he is using his time to learn new skills such as learning to code with an emphasis on its financial applications alongside being an instructor at Mathnasium. Sebastian believes that having a strong understanding of maths is vital to excel in most aspects of life because of the methodical approach it teaches us when tackling different problems. Having grown up with multiple siblings and in a school where he was able to help his peers, he has realised his love for helping people grow academically. Working at Mathnasium enables him to be directly involved in this process of building the foundations for students to reach their full potentials


Lucas Heys-Herrera, Instructor

Lucas is currently a sixth form student at Sutton Grammar School. He loves working with younger children in a variety of environments such as his school’s Combined Cadet Force. He is currently studying Maths, Further Maths Physics and Product Design A level’s with the hope to study engineering at University. Lucas’s favourite part of working with younger children is looking at the progress made and what is to come!