Langley Geldenhuis is a dedicated educator with a Bachelor of Arts (BA) and a Postgraduate Certificate in Education (PGCE) from Nelson Mandela University (NMU). He is also currently pursuing a master's degree in advance teaching to further his expertise. With nine years of teaching experience across South Africa, South Korea, and Malaysia, Langley brings a global perspective to his classrooms.

Ms Du Plessis is an English teacher who aims to harness curiosity and open discussion in her students. She also aims to facilitate and ensure her students are held to and able to reach high expectations.

Jingli holds a Master of Arts in Publishing Studies from University of Malaya, a Postgraduate Diploma in Education from University College Fairview, and a Certificate in Teaching and Learning from IBO. Before joining SIS in 2024, she taught Mandarin at local university colleges and international schools. She is passionate about guiding students to explore the richness of the Chinese language and culture using scaffolding and various learning models to promote active learning. 

Qairul Faiz is an educator from Malaysia with over ten years of experience teaching at both school and university levels. She holds a Bachelor's degree in Multimedia (Digital Media) and a Master's degree in Art and Design (New Media). Before becoming a teacher, Faiz worked as Multimedia Designer, gaining valuable real-world experience that she now brings into the classroom.

Shaun is an experienced and dedicated educator holding Bachelors Degree n Mechanical Engineering from Queen Mary University of London and a PGCE Secondary (QTS) specialising in Physics with Mathematics from King's College London. With seven years of teaching experience in diverse schools across London, Shaun has successfully taught Science from Key-Stage-3 to Key-Stage-4, as well as Physics at A-Level, combining subject expertise with a passion for inspiring student success.