About us


Mortgage Broker Tools has an enthusiastic and creative team with diverse backgrounds and experience from multiple industries. We have brought together some of the best individuals from the mortgage, technology and start-up worlds.



Lewis Lenssen
Managing Director


Lewis is an experienced entrepreneur who has lead several successful technology startups. His experience in international corporations and consulting firms has given him an understanding of how startups can effectively work with corporate clients.


David Clarke


David has over 20 years experience helping businesses turn great ideas into award winning products. A solid foundation in engineering with a passion for solving problems. Having worked in technical roles for DMGT, BBC, REA Group, JPMorgan and now in the world of startups.

These days his role spans multiple disciplines from product development, digital strategy and vision, business development and marketing.


Simon Collis

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Simon has worked in the mortgage industry for 43 years and specifically as a Broker for the last 34. He enjoys the cut and thrust of the mortgage world, in particular building long term relationships with his clients. Simon came up with the idea for MBT Affordability whilst dealing with a tricky client scenario.


Gordon Bettis

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Gordon has 40 years experience in intermediary mortgages, as a Broker, Lender and Software vendor. He has CeMAP and is a qualified IFA. This knowledge gives him an in depth understanding of the mortgage sales process and where technology can assist in making the advisers role easier.


Tara Choraria
Customer Service Advisor

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Tara is currently studying BSc Economics at the University of Bristol. She has completed her A levels in Mathematics, Chemistry, Economics and Further Mathematics (AS). As a keen traveller, she loves being exposed to new cultures, and enjoys giving back through her philanthropic endeavours.

Saamiya Rahman-Clarke
Customer Service Advisor


Saamiya has just completed her A-Levels in Business Studies, Psychology and English Literature. She is looking forward to studying BSc (Hons) Management with International Business, in September, at Royal Holloway, University of London.


Katerina Antonopoulou
Senior Developer


Katerina is an experienced software developer, specialising in business analysis, database design and data integrations. Before working in mortgages she spent over 10 years in Digital Marketing seeing first hand how technology is transforming traditional industries.