Our Staff

We're a group of passionate educators bringing the power of Montessori to the wider world

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Chai Wan Campus
View All Administration Team Campus Leadership
Head of Administration, Chai Wan

Marianne Mashburn

Ms. Marianne earned her Bachelor’s degree from the University of North Carolina at Greensboro in Anthropology, with additional post-graduate accreditations in early childhood education from the University of Sunderland as well as ESL from Trinity College. She has been in education for over 14 years working in South Korea, the Czech Republic, and Hong Kong. Ms. Marianne is passionate about creating an environment that ignites a child's curiosity and belief in their own capabilities. She is excited to be a part of Guidepost Montessori at Chai Wan!
Head of Administration, Clearwater Bay

Charlie Horowitz

Charlie is excited to play a vital role in ensuring your children receive the best possible start in life. Originally from the United States, he has lived and worked in Hong Kong for more than 11 years, gaining extensive experience in various Early Years settings. Charlie has held leadership positions in school management and curriculum development and is a former teacher with a deep understanding of early childhood education and care. He holds a Master of Education Degree from the University of Hong Kong, where his studies primarily focused on Early Childhood Development, Neuroscience, and Bilingual Education. 

Charlie is committed to promoting a strong sense of belonging at Guidepost. He believes that building community and empowering parents and caregivers are crucial values, and he is passionate about supporting your family’s Guidepost journey.

Head of Administration, Discovery Bay

Hannah Dentten

Hannah has over 10 years’ experience working in early years education; as a teacher, creating process art curriculums and leadership and management. She is passionate about her children, her family, mindful leadership and supporting those around her. Hannah is a big believer that it takes a village to raise children and being open to help and support others is a heathy mindset to adopt - especially in an expatriate community. She is always available to help each and every family in the best way she can, however big or small the problem may be. Hannah wholeheartedly welcomes all parents to join in and be part of their child’s learning journey at Guidepost.

Head of Administration, Happy Valley

Alan Redfern

Alan is originally from South Africa and moved to Hong Kong soon after finishing university, where he obtained a BA LLB - majored in law and philosophy. In the close to 10 years that he's been here, he has worked solely in the education field and has found a true passion in early childhood development and educational management. When he's not at work, Alan enjoys being outdoors and keeping active, as well as playing guitar and photography. Alan believes that the diversity found in Happy Valley offers children a greater understanding of the world and looks forward to welcoming your family to the warm and tight-knit community that is Guidepost Montessori Happy Valley!

Head of Administration, Kennedy Town

Pinky Fung

Born and raised in Hong Kong, Ms. Pinky is a registered teacher holding a PGDE in Early Childhood Education. She holds a diploma in Montessori teaching for children aged 3 to 6 years. With 15 years’ experience in early years education, Ms. Pinky previously managed a Montessori pre-school in Melbourne, Australia. She is passionate about the Montessori pedagogy and would love to share the beauty of this unique way of learning to all children and their families. Ms. Pinky is trilingual, fluent in English, Cantonese, and Mandarin. She looks forward to building a meaningful community sharing the Guidepost values.

School Officer, Chai Wan

Stina Pang

School Administrative Officer, Clearwater Bay

Luyi Lo

Senior Campus Officer, Guidepost Family Club Causeway Bay

Tiffany Mak

School Administrative Officer, Guidepost Family Club Causeway Bay

Kristy Liang

School Administrative Officer, Happy Valley

Natalie Lam

Head of Administration, Causeway Bay

Shona Tuisoso

Ms. Shona is a passionate early years educator with over 25 years of experience. She was raised and educated in Hong Kong and embraces the challenges and magnificent opportunities this remarkable city offers young children. She has taught in several leading International Schools, Learning Centres, Kindergartens, and within family homes, focusing on providing a caring, nurturing, fun, and safe environment for all children. Ms. Shona has had the privilege to work with children from various backgrounds, cultures, abilities, and neurodiversity, believing that inclusion is important for everyone. These experiences, different environments, and learning styles have deepened the strength of her approach to early years education and continue to fuel her passion for working as an educator. Ms. Shona is thrilled to be part of the team at Guidepost Causeway Bay and looks forward to welcoming your children and leading them on the most incredible and important educational journey of their lives.

Head of Administration, Sai Kung

Angela Chan

Born and raised in Hong Kong, Angela has dedicated over 20 years to the hospitality industry, both in Hong Kong and Vancouver, and 17 years to early childhood education. Her extensive experience has equipped her with a unique skill set that enhances her ability to connect with young children and their families. 

Angela is deeply passionate about early childhood education and believes that the early years are crucial for a child’s development. She is committed to fostering a nurturing environment where children feel safe, valued, and inspired to explore their creativity and curiosity. Angela understands that each child is unique and strives to tailor her approach to meet individual needs and believes in the importance of supporting families in their educational journeys. 

With her warm demeanor and dedication, Angela looks forward to building strong relationships within the Guidepost community and helping families thrive together. She is excited to share her passion for learning and development with both children and their families.

Head of Administration, Mid-Levels

Gabriel Franchi

Gabriel brings over 14 years of experience in education across various segments and is dedicated to fostering safe, joyful, and nurturing environments where children can unlock their unique potential and thrive as active learners. He holds a Bachelor’s Degree in Psychology and a Postgraduate Diploma in TESOL, which have greatly influenced his expertise in education and language development.

Having lived and worked in Brazil, the USA, Turkey, Romania, and Tunisia, Gabriel moved to Hong Kong in 2018 and immediately embraced our vibrant and multicultural city. He is passionate about public speaking, traveling, exploring diverse cuisines, and learning about the world’s many cultures.

As Head of Administration at Guidepost Montessori, Gabriel leads a team committed to inspiring lifelong learners and empowering children to transform their communities. With the support of a culturally rich and collaborative community, he envisions a brighter future for every child.