Supervisory Board

Wiesław Żyznowski (born 1964) - from 1996 to 2010, he served as Chairman of the Supervisory Board of Mercator Medical S.A. From 2010 to 2024, he served as Chairman of the Management Board of Mercator Medical S.A. Since 2024 Chairman of the Supervisory Board of Mercator Medical S.A. Founder and Chairman of the Management Board of the Żyznowski Family Foundation, which has been the majority shareholder of Mercator Medical S.A. since 2025. He is a graduate of the Faculty of Management at the Academy of Economics in Kraków (now the University of Economics in Kraków) and the Faculty of Philosophy at the Jagiellonian University in Kraków, where he obtained a Doctor of Philosophy degree.

Wiesław Żyznowski was a co-founder and partner of the trading company ‘MERCATOR’ Żyznowski i Spółka, General Partnership (later: ‘MERCATOR - MED’ Żyznowski i Spółka, General Partnership) and Mercator Med Spółka Akcyjna (from 1999: Mercator Poligrafia S.A., later Akiyama S.A.), where he served as Chairman of the Management Board from 1993 to 1998 and as Chairman of the Supervisory Board from 2001 to 2007.

Wiesław Żyznowski also runs a sole trader business under the name ‘Baza Wiesław Żyznowski’, whose scope of activity includes, amongst other things, consultancy on business operations and management.

Urszula Żyznowska (born 1971) – a member of the Supervisory Board of Mercator Medical S.A. since 2004 (she served as Chair of the Supervisory Board from 2010 to 2024). Member of the Supervisory Board of Mercator Poligrafia S.A. (2004–2007).

She completed an MBA in business management at the Kraków Business School of the University of Economics in Kraków. A graduate of the Faculty of Puppetry Arts at the State Higher Theatre School in Białystok (now the Theatre Academy in Warsaw, Białystok Branch). Editor-in-chief of the Żyznowski Family Foundation’s publications and author of books on the Wieliczka region.

Wojciech Armuła is a graduate of the Academy of Economics in Kraków (now the University of Economics in Kraków). He also completed a postgraduate course organised by the Kraków Business School of the University of Economics in Kraków in the field of Accounting and Finance for advanced students.

He has been employed at Addventure sp. z o.o. since 2008. Between 2006 and 2008, he worked at PENETRATOR S.A. Brokerage House as a financial analyst. He was involved in a number of public offerings on the Warsaw Stock Exchange (including Cyfrowy Polsat, Inteliwise, Rafako, Intersport Polska, Mercator Medical, Ailleron, Archicom, Nanogroup and ML System). Between 1999 and 2006, he was employed at Polinvest sp. z o.o. as a consultant, carrying out and co-leading projects in the areas of company valuations, investment profitability analysis, feasibility studies for infrastructure projects, and business plans for a variety of ventures. Since 2006, he has been teaching courses on fundamental analysis and company valuation at the Kraków Business School of the University of Economics in Kraków. He served as an external expert for the Ministry of Energy (from 2016 to 2022) and the Oil and Gas Institute (since 2009) on the financial aspects of energy project implementation.

Between 2009 and 2015, he was an expert at the Małopolska Centre for Entrepreneurship (adviser on corporate investment activities). Since 2015, he has also been a coach for the European Commission (EASME, Horizon 2020 SME Instrument) – providing financial consultancy and coaching for SMEs. He was a member of the Supervisory Board of ML SYSTEM S.A. (2018–2025), serving as chairman and a member of the audit committee.

In 2018 and since 2023, he has been a member of the Supervisory Board of Mercator Medical S.A., serving as a member of the audit committee.

Roman Batko – since 2026, a member of the Supervisory Board of Mercator Medical S.A. and a member of the audit committee. Professor in the Department of Business Management at the Faculty of Management, AGH University of Science and Technology in Kraków, and a member of the Polish Academy of Arts and Sciences. Since 2004, a consultant and auditor of integrated management systems (ISO 9001, 14001, 27001, 37001); he has conducted hundreds of audits in manufacturing companies, the energy sector, public transport, municipal services and cultural institutions. He has led the implementation of strategic and process management in numerous organisations. He conducts research into organisational management using the latest technologies – automation, robotisation and process algorithmisation, artificial intelligence and the circular economy; he is the author of several dozen publications in the field of management. Chairman of the Board of the consultancy firms Adminis Sp. z o.o. and Energreen Sp. z o.o.

Piotr Solorz (born 1971) - a member of the Supervisory Board of Mercator Medical S.A. since 2011. A graduate of the Jagiellonian University in Kraków - Faculty of Law and Administration (degree in law) and Faculty of Biology and Earth Sciences (degree in geography). He has also undertaken additional training in finance.

Legal adviser. Partner at Addventure Legal Solorz Topolski sp.k. and Addventure sp. z o.o. i Wspólnicy sp.k. Since 2008, he has been providing advisory services to businesses through companies within the Addventure group. Member of the supervisory boards of Mercator Medical S.A. (since 2011), ML System S.A. (since 2018) and Diagnostyka S.A. (since 2025). Member of the Board of the Buen Camino! Foundation.

Between 1999 and 2008, he was associated with Dom Maklerski Penetrator S.A. (now Trigon Dom Maklerski S.A.), including from 2004 to 2008 as a Member of the Management Board and Head of the Legal Division, and with Agencja Informacyjna Penetrator sp. z o.o.
In the past, he was a member of the supervisory boards of Intersport Polska S.A. (2005-2008), Penetrator TFI S.A. (2008-2009), OTCF sp. z o.o. (2011-2014), Canesco S.A. (2012-2015) and Biprocemwap S.A. (2018-2019).

Between 2009 and 2021, he ran his own business.