UK Team

Dr Sean Kassen - General Manager

Sean Kassen smallDr Sean Kassen is a Biomedical Researcher who initially trained and worked as a management consultant within the professional services, advisory and consulting industries with Accenture, EY, and PwC Consulting where he maintains an active role as an alumnus. His financial and consulting experiences spanned a total of 13 years which included change management, organisational development, strategic HR and business improvement and process re-engineering initiatives in the Banking, Public Sector and NGO sectors.

In 2008, after migrating and settling in the UK from South Africa, Sean planned a career change and started re-training for a biomedical research and academic career which culminated in him completing his BSc with First Class Honours, his Master of Research degree and his Doctoral Clinical Medicine Research degrees at Imperial College London as part of the prestigious Imperial College Medical Research Council (MRC) Doctoral Training Partnership (DTP). After graduating in April 2019, Sean worked as a Postdoctoral Researcher at Imperial College London as well as lecturing biomedical science at Anglia Ruskin University in Cambridge. Sean is an active alumnus with the Imperial College Alumni and Career Services, and a MRC DTP alumnus and mentors on the Imperial Alumni Mentorship and Work Shadowing Scheme.

Sean is very passionate about supporting those who face barriers with their academic, career and life goals through his private work as an academic and career coach and mentor. In addition, his focus is helping students from lower income and ethnic minority families and also assists students moving abroad with their adjustment and transition, drawing from his own experiences with immigrating to the UK as an ethnic minority.

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Tanya Mantiziba - Operations Manager

Tanya SmallTanyaradzwa Mantiziba was born in Zimbabwe and migrated to the UK during her primary school years with her family. She holds a Bachelor's degree in Biomedical Science (Immunology) and a Master’s degree in Anthropology, International Development and Humanitarian Assistance.

Following her undergraduate study, Tanya was involved in several social initiatives including volunteering with an NGO based in Northern Brazil. Tanya has a diverse working history ranging from hospitality, construction and the charitable sector. Most recently, Tanya worked as the Development and Partnership Manager for a charity that supports people that are homeless or at risk of homelessness through a wide variety of interventions. Whilst working with this charity, she project managed a Life and Work Skills programme in partnership with their local authority and other key organisations to catalyse the upward transition of their participants into secure accommodation and meaningful activity.

Tanya is passionate about young people reaching their full potential through mentorship and being given opportunities for personal development. In her personal time, Tanya is very active in her local church and takes part in many activities such as singing and volunteering with their community projects.

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Jean Cooke - Financial Administrator

Jean Cooke

Jean Cooke has worked in investment for 30 years, as head of administration and compliance and company secretary, latterly with a London based fund management company specialising in emerging markets. After Simon Langton Grammar School for Girls in Canterbury, Kent, Jean travelled widely, including a year in Madrid, but then settled in the south east of England. She has now decided to use the skills developed in her business life for the benefit of others. Accustomed to multitasking, working to deadlines and decision making, she understands the importance of attention to detail and accurate reporting. 

Jean is actively involved in her local Church, where she serves as a Deanery Synod Representative and sits on the Parochial Church Council. She is also responsible for organising the Church Flowers and occasionally sings in the choir.

Jean has been involved with the Beacon since 2014 and provides invaluable administrative support for the Beacon Programme.

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