This book contains the extended and revised versions of eight of the ten full papers (out of 58 submissions) presented at the First International Symposium on Business Modeling and Software Design (BMSD 2011), held in Sofia, Bulgaria. The theme of BMSD 2011 was "Business Models and Advanced Software Systems," and the related scientific areas of interest were: business models and requirements, business models and services, business models and software, and information systems architecture.

This book constitutes the refereed proceedings of the 13h International Symposium on Business Modeling and Software Design, BMSD 2023, which took place in Utrecht, The Netherlands, July 2023.The 11 full and 18 short papers included in this book were carefully reviewed and selected from a total of 65 submissions. BMSD is a leading international forum that brings together researchers and practitioners interested in business modeling and its relation to software design. Particular areas of interest are: Business Processes and Enterprise Engineering, Business Models and Requirements, Business...