The aim of this research is to analyze the effect of Digitalization on Customer Engagement applied on the Microfinance Non-Banking Companies' Customers in Egypt. According to the literature review, researchers developed the conceptual framework of the relationships between research variables (Digitalization, and Customer Engagement). Researchers depended on a questionnaire which was uploaded to google drive in google form format to collect the research data. Self-moderated Questionnaire was shared via social media channels of the Microfinance Non-Banking Companies in Egypt. The collected responds were 421, and the valid responds were 404. The findings reveals that there is a significant, positive, and direct effect of Digitalization on Customer Engagement. For Digitalization Dimensions, results showed that only three dimensions of the four significantly affect Customer Engagement, they are: Digitalization of Service Support, Digital Analysis Support, and Digitalization of Data Integration and Access Support. Based on the research results, researchers provided several recommendations for the practitioners in field of application.