This one-page document describes a one-day STP Delivery Masterclass aimed at executives, project managers, and PMO leads from organizations involved in Sustainability and Transformation Partnerships (STPs). The masterclass teaches a structured portfolio approach to designing and implementing efficient governance, enabling collaboration across health systems, and ensuring STP plans deliver objectives. It addresses common challenges like coherence, clarity, consistency, collaboration, culture, and control. The document provides an overview of the portfolio framework and software used in the approach.