The purpose of the articles is to answer a research question related to the extent of the impact of digitalization on a business model (BM) of a focal company. An original primary, qualitative research has been conducted. It draws on multiple, in-depth case studies on a globally active B2B incumbent manufacturing companies that recently implemented a digital platform-based customer relationship management system. The data was gathered through participative observation and semi-structured interviews with system users and project leaders. The contribution of the research is in linking the business model dynamic change with a customer relationship management system (CRMS). It identifies the element HOW - value creation - as the mainly affected element of BM of the focal company