Dajana Petríková studied both secondary and higher education for the healthcare sector. She has furthered her education in healthcare organization primarily abroad. She has work experience in healthcare delivery, commercial supplementary health insurance, and public health insurance. For over 20 years, she has specialized in the procurement of healthcare services, most notably at Union Health Insurance Company, a.s., where she held the position of Director of the Department of Institutional and Nursing Care Procurement and SVLZ. Externally, she has participated mainly in the development and implementation of DRG and OSN in Slovakia. Her ability to connect people across the sector led to her nomination for the position of Executive Director of the Association of Health Insurance Companies of Slovakia on January 15, 2024.