Keystone Alliance is a collaborative network of nonprofits providing shared services to empower individuals with Intellectual and Developmental Disabilities (IDD). They offer financial management, IT, HR, and strategic collaboration to enhance organizational sustainability and mission impact[1][2][3]. Their target audience includes small to mid-sized nonprofits in the IDD sector[2]. The unique selling proposition is their comprehensive back-office solutions, allowing organizations to focus on their mission by streamlining administrative tasks and improving resource allocation[3]. This collaboration model enables cost savings and efficiency, benefiting both the organizations and the individuals they serve[3].