The thesis, after proposing an overview of the main Literature findings related to the typologies, work methodologies, and the impact of incubators and accelerators in terms of economic and social value creation, presents the results of the data collection and analysis work made in collaboration with the Social Innovation Monitor that has led to the redaction of the 2023 Annual Report of Italian incubators and accelerators. The thesis includes an in-depth analysis of findings related to the geographical distribution of incubators, the different characteristics and design choices made by these organizations, the various services provided, an overview of the main cost items and revenue streams, and a detailed representation of the challenges faced by incubators that support organizations and startups with a positive social goal.