This report highlights the background of the Leadership Support Program (LSP) and its general operating principles and mechanics, and provides a summary of its impacts. Analysis of the LSP’s graduation and placement data, as well as a close reading of student journals, assignments, and testimonials, reveals the program’s beneficial impact on leader retention and efficacy. The LSP provides an example of how a leadership preparation program can support early career leaders through an innovative model of professional learning activities, guided mastery, and ongoing coaching.