Meet the Team

Denise Irons – Preparatory School Deputy Headteacher


Denise joined St Teresa’s in 2014 as Deputy Head of the Prep School after several successful years as Head of English at Tormead’s Junior School.
After completing her Bachelor of Education degree at Cambridge University in 2004, Denise spent the first years of her career in state run schools, quickly becoming subject leader across a range of areas including her specialism of History, mentoring student teachers and joining the Governing body.
Passionate about developing a love of learning in all pupils, Denise has a forward thinking and outward looking ethos. As lead for Assessment, Educational Visits and the Gifted and Talented programme, she works closely with the staff to blend St Teresa’s dynamic and cross curricular approach with the necessary academic rigour and excellence of education that a school such as St Teresa’s demands.
Away from the hill, Denise enjoys historical literature, musical theatre and walking. Denise lives locally and has one daughter who attends Cranmore.

LuLu Prothero – SLT


Lulu joined St Teresa’s in 2014. She successfully completed her Primary Teaching Degree at Brighton University in 2008 and from there accepted her first post at an outstanding state school in Epsom.

During her time in the state system, LuLu was promoted to Mathematics Leader before becoming Head of Year. Here she also worked closely with the schools Hearing Impaired Unit.

Lulu is passionate about education and considers it a privilege to have taught children in both the Early Years and Key Stage 1, with additional responsibilities such as Key Stage Leader, Head of Early Years and Head of Lower Prep.
In her own time, Lulu enjoys spending time with her husband and three young children, travelling and baking.

Emma Brailsford – Director of Pastoral (Lower & Upper Prep)


Born and educated in Surrey, Emma graduated from the University of Warwick with a BA (Hons) degree in Primary Education specialising in Science. Early on in her career, whilst teaching full time, she studied for a Post Graduate Certificate in Education in Special Educational Needs.
Emma joined St Teresa’s in 2016 after teaching in state, special and independent schools within Surrey. Emma brings considerable experience, dedication and expertise to her role as class teacher having taught every year group from Year 1 to Year 6. She has held a number of subject leader roles and is currently Director of Pastoral and a member of the safeguarding team. Emma is committed to helping each child realise her potential and recognises the importance of nurturing a bond with each child and establishing positive relationships between home and school.
Having spent time volunteering and teaching in a number of countries including Uganda and New Zealand, Emma has a love of travel and continues to enjoy exploring new places within the UK, Europe and further afield.

Catherine Ridulfa – Director of Studies/Head of Mathematics


Catherine joined St Teresa’s in 2015 as the Head of Mathematics for the Prep School and soon took on the role of Director of Studies. She studied Biology at York University followed by a Post Graduate Certificate in Education at Exeter University. Throughout her studies, she further developed her passion for education through volunteer work teaching in many different locations including local schools across a broad age range, and in both a secondary and primary school in Malawi.

A calling to teach was first kindled when she herself was in Year 6 and continued to develop in Catherine through Year Leader positions in various large primary schools in Bookham and Sutton. Catherine enjoys engaging with students, fostering a love of learning and developing the curriculum at St Teresa’s to engage and challenge young minds. With a particular passion for problem solving, she thrives on developing creative strategies for learning and supporting the development of confidence to tackle whatever situations present themselves be they academic or otherwise.

Outside of school, Catherine is kept busy by an energetic young daughter and enjoys exploring new cultures, getting lost in a book or creating culinary delights.