Business System Long-Term Viability Across Life-Cycle Phases

Sara Kremsar, M.Sc., is the founder of Optimod, a company supporting fast-growing organizations in building clarity, structure, and alignment. She holds a master’s degree in Business Systems Engineering from the Faculty of Organizational Sciences, specializing in organizational structures, processes, and system optimization. Since 2016, she has worked with companies across sectors to improve efficiency and support sustainable growth. Through initiatives such as the Improving Entrepreneurial Journey Initiative (IEJI) and the Founders’ Off-the-Grid Retreat, Optimod promotes the exchange of practical experience and academic insight. Sara Kremsar’s work bridges theory and practice in organizational science and entrepreneurship. Her vision is to create resilient, human-centered ecosystems where collaboration, learning, and innovation help individuals and organizations reach their full potential.

Kranj, Slovenia. E-mail: sara.kremsar@student.um.si

Eva Krhač Andrašec, Ph.D, is an Assistant Professor in the Department of Enterprise Engineering. She received her master's degree in organization and management of business and working systems at the University of Maribor, Faculty of Organizational Sciences, in 2016. In 2023, she successfully defended her doctoral dissertation on business process improvement methods and techniques and their impact on the efficiency of organizational systems. Her main research interests are business process management and quality management. She actively participates in international scientific conferences and research projects and is the co-author of several scientific articles on business process management.

Kranj, Slovenia. E-mail: eva.krhac1@um.si

Tomaž Kern, Ph.D., is a Full Professor of Organization and Informatics at the University of Maribor, Faculty of Organizational Sciences. He holds degrees in mechanical engineering, informatics, and organizational sciences. Since 1990, he has been actively involved in teaching and research at the Faculty of Organizational Sciences, where he lectures in business process management and multiproject management. He is the head of the Enterprise Engineering study program and leads the Laboratory of Enterprise Engineering (LIPPS). During his academic career, he has held several leadership positions at the university, including Vice-Rector, Vice-Dean, and Head of Institute, and currently serves as a member of the University of Maribor Senate. Professor Kern has authored or co-authored more than 500 scientific publications and has led numerous research and applied projects.

Kranj, Slovenia. E-mail: tomaz.kern@um.si