Mathematics Department

Miss Elizabeth Warnes BSc, MEd

Acting Head of Mathematics

Miss Warnes joined Brentwood school in 2018 in the Mathematics Department having previously worked at St Martin’s School and Saffron Walden County High School. She has a degree in Mathematics from Heriot-Watt University and after studying for her PGCE also attained a Masters in Education from Cambridge University.

Mr Thomas Beedell, BSc, MA
Director of Studies

Teacher of Mathematics

Mr Thomas Beedell is Director of Studies and a former Head of Department. He joined Brentwood School in 2013, having previously taught at Sydney Russell School. He has an Economics degree from London School of Economics and after completing his PGCE at King’s College London he also gained a Master’s in Mathematics Education. He is currently a 2nd year tutor and Master in Charge of Cross-country. He sits on the Senior Leadership Team.

Mr Paul Bolton, BSc
Teacher of Mathematics

Mr Paul Bolton is currently teaching Mathematics. He joined Brentwood School in 2014, having previously taught at Campion School. He has a Mathematics degree from The University of St.Andrews. In addition to his teaching, he is a 3rd year tutor and assists with rugby and the CSU (with specific responsibility for recycling within the school).

Dr Thomas Bourne, MA, PhD
IB Mathematics Coordinator
Teacher of Mathematics

Mrs Katherine Bowes, BSc, PGCE
Teacher of Mathematics

Mrs Katherine Bowes is a teacher of Mathematics, teaching across all year groups and abilities.  She joined Brentwood in January 2006 having previously taught at KEGS and St John Payne in Chelmsford.  She has a first class honours degree in Mathematics and Computer Science and a PGCE in Mathematics, both from the University of Keele.  In addition to teaching she is a support tutor for 4th/5th year, she assists with CSU and is involved in the Duke of Edinburgh’s Award as a trainer and assessor at both Bronze and Silver levels.

Mr Michael Childs, BA
Trainee Teacher of Mathematics

Mrs Robyn Dryden, BSc
Teacher of Mathematics

Mr Eric Essuman, BSc
Teacher of Mathematics
KS3 Coordinator


Mr Richard Ewin, BSc
Co-ordinator of 
A Level Mathematics
Teacher of Maths & Physics


Mr Paul Forster, BSc
Teacher of Mathematics
Director of Outdoor Pursuits

Miss Grace Furnell, BSc
Teacher of Mathematics

Miss Stephanie Hunter, BSc (OB)
Teacher of Mathematics
Key Stage 3 Mathematics Coordinator
Duke of Edinburgh’s Award Bronze Leader

Miss Hunter, an Old Brentwood, started teaching at Brentwood School in 2017, having previously taught in the primary sector at a local school in Billericay. She attained a first class Economics degree from the University of Warwick before studying for her PGCE. In addition to teaching, she is a Second Year form tutor, co-ordinator of the Bronze Duke of Edinburgh’s Award and coaches an U13 girls hockey team.


Miss Cassandra Panteli, BSc
Teacher of Mathematics and Physics

Mr Brian Paredes, BA, MA
Teacher of Mathematics


Ms Dina Porovic, MSc
Teacher of Mathematics
Director of Teaching and Learning 
Mrs Dina Porovic is Director of Teaching & Learning. She joined Brentwood School in 2014 as Head of Mathematics, having previously been Head of Mathematics at the Stephen Perse Foundation and Head of PSHE & Citizenship at St Albans School. She has a mathematics masters degree from Imperial College London. She trained on the Teach First programme. In addition to her teaching she runs mathematics support sessions for younger pupils and mathematical enrichment in the 6th Form. She sits on the Senior Leadership Team.                                                                      

Miss Emily Preston, BSc
Teacher of Mathematics

Miss Emily Preston is currently teaching Mathematics. She joined Brentwood School in 2015, having just completed her degree in Mathematics at the University of Exeter. In addition to her teaching, she is the Co-ordinator for the Duke of Edinburgh's Silver Award, she coaches the U12B netball team and assists in the dance department and with swimming galas.

Mr Charles Wakeling, BSc
Teacher of Mathematics and Economics

Mr Wakeling started teaching at Brentwood School in 2016, having previously taught at Westcliff High School for Boys. He teaches in both the Mathematics and Economics departments as well as being a Fifth Year tutor. He has a joint degree in Mathematics and Economics from the University of Warwick and studied for his PGCE at the University of Buckingham. In addition to his teaching he runs mathematics support and enrichment sessions for students and plays an active role within the School's Combined Cadet Force and water polo team.

Mr Tuan Lai, BSc
Teacher of Mathematics

Miss Lynsey Williams, BSc
Teacher of Mathematics

Mr David Wood, BSc, MSc (OB)
Teacher of Mathematics