Meet the Team

Meet our team

Wojtek Sierocki CEO & Co-founder

Wojtek is a medical doctor, humanitarian and serial entrepreneur. Forbes 25 under 25 and 30 under 30, he led a telemedicine startup in Kenya and built a digital patient’s pathway solution for private healthcare. After spending a large portion of the pandemic working in an ER ward, Wojtek returned to his passion of working at the frontier of humanity’s technological progress.

Ligia Kornowska President of the Board Data Lake foto

Ligia Kornowska President of the Board & Co-founder

Medical doctor and thought leader, Ligia has been featured in Forbes’ 25 under 25 and 30 under 30 lists, as well as being named in the top 100 Women in AI and the top 100 Most Influential People in Polish Healthcare. She is also the managing director of the Polish Hospital Federation, and is driven by a belief in the possibility to effect positive change in the world around us, and that using big data and AI ethically will revolutionise medicine.

Oliver Šlapal CTO & Co-Founder

Oliver is a seasoned Web3 expert and entrepreneur, he combines strategic insight with technical depth in Blockchain and AI. With a background in International Business from the University of Victoria and AI Management from Kozminski University, he has spent over seven years angel-funding and advising 50+ Web3 projects, while successfully launching and exiting multiple startups. He ensures Data Lake stays at the frontier, leveraging the latest and most effective technologies.

Aneta Liszewska-Mądra CCO and Legal Counsel Data Lake foto

Aneta Liszewska-Mądra CCO & Legal Counsel

Aneta is a legal advisor, a graduate of law at the University of Warsaw and a postgraduate in Medical Law at the Institute of Legal Sciences of the Polish Academy of Sciences. She has many years of experience in working with entrepreneurs, especially in the medical sector. She advises in particular on data privacy, AML, IT and IP law issues. Aneta ensures that the company’s operations are in compliance with all applicable laws and regulations. She acts not only as a lawyer, but also as a plain language expert and a legal designer.

Joanna Greń Project Manager

Joanna holds degrees in public health and healthcare management. She brings over 10 years of extensive professional experience in the medical industry, having worked in both public and private institutions, as well as in a telemedicine startup.

Vlad Starostenko Fullstack Blockchain Engineer

Vlad is a highly skilled full-stack engineer with extensive experience in blockchain technology. Vlad studied Computer Science at Warsaw University of Technology, before going full-time Blockchain four years ago. Vlad has contributed to several significant ventures such as Ethworks and 0xb1, where he was involved in the development of key projects like Polkadot, Waffle, and Fodl Finance.