Our Team


Dr Dexter Penn

Founder and CEO

Dexter is passionate leveraging innovative technology to improve standards of care, especially for the elderly. Working as a NHS hospital physician in neurology and geriatrics, he is daily witness to the pain points expereinced by vulnerable patients interacting with external organisations. Dexter draws on his in-depth clinical, research and quality improvement expertise in cognitive capacity assessments to drive Kalgera's vision.  


Ivona Wolff

Co-Founder and COO

Financial services and retail banking expertise are at the core of Ivona's successful career in business development. As project manager, she led a team to successfully incubate and propagate new products and services across American Express and its network partners. Ivona is currently focused on asessing the impact of imminent regulatory developments on the financial sector, as well as digital developments in financial technology.


Alex Rose


Firmly committed to improving people's quality of life through digital innovation, Alex is at the forefront of disruptive technology. Most recently, he drove the mobile application strategy at giffgaff, the UK's most disruptive an award-winning mobile network. Alex's long-standing career supervising the development and launch of enterprise and consumer products at Vodafone, Honda and ABN ANRO underpins his his passion for technology innovation.

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Karen Thomas

Community Builder

Karen has spent most of her working life helping others through multiple disciplines intersecting healthcare and the humanities. She is central to all things community at Kalgera and, as a caregiver, Karen intimately understands the struggles caregivers face. A former pharmacist with a PhD in economic modelling for pharmaceutical services, Karen is a BBC-trained digital journalist who exploits all communication channels to connect with all members of our society.


Stylianos Kampakis

Data Scientist

Stylianos is leading Kalgera's machine learning algorithm development and dataset management strategy. As a data scientist Stylianos brings with him a wealth of knowledge and experience in health data modelling. Stylianos holds a PhD in Data Science from UCL. 

Watch Founder Dr Penn talk about his Enterprise journey in a recent UCL Postgraduate Marketing Campaign.