Dr Marianna Prokopi-Demetriades is a biotechnology entrepreneur and co-founder of three companies based in Limassol, Cyprus, that turn science into accessible treatments and better quality of life for patients. She is internationally recognised for her compassionate, patient-centred approach to innovation.
Together, her companies form a Cyprus biotech cluster spanning R&D, pilot production, testing and manufacturing. Theramir develops microRNA therapeutics for metastatic cancers, delivered by engineered extracellular vesicles. Its patented EVmiR® platform targets more than 30 cancer types. In 2026 Theramir began a strategic collaboration with Medochemie to manufacture microRNA-based therapeutics, peptides and biosimilars, including sterile fill-finish lines. Promed Bioscience produces custom-made, medical-grade collagen biomaterials, exporting to Asia for tissue engineering and to the USA for organ bioprinting. RSL Revolutionary Labs develops εὖSKIN® addressing an often-forgotten aspect of cancer care: skin health and quality of life. In a clinical study, εὖSKIN® reduced grade 1–2 radiation dermatitis by 94% in breast cancer patients. It is sold in 7 markets and is now expanding into medical devices.
Educated at the Arsakeia-Tositseia Schools in Athens, she holds a PhD from King’s College London, an MSc from the London School of Hygiene & Tropical Medicine, and a BSc and MSc from the University of Kent. She is an Honorary Clinical Associate Professor of Research Oncology at European University Cyprus, an Honorary Fellow of Elsevier, a Fellow of the CIM and an Honorary Member of the Cyprus Biological Society. She has raised over €9M and mentored more than 200 young scientists and entrepreneurs.
Her awards include the British Council Study UK Alumni Award (Global Winner, Business & Innovation, 2026), the GIWA Business & Innovation Award (2025), the Falling Walls Women’s Impact Award (2024), King’s College London’s Distinguished Alumni Award in STEM (2022), the Republic of Cyprus Young Researcher Award, and Forbes Cyprus 20 Women in Tech (2023).
