This technical report explores the transformave potenal of Global Public Investment (GPI) for fostering sustainable development, with a parcular focus on Ghana and its broader implicaons for Africa. Grounded in insights from a roundtable discussion and secondary sources, the report delves into key quesons concerning the effecveness of global cooperaon in achieving the Sustainable Development Goals (SDGs), the capacity of GPI to address socio-economic challenges and the debt crisis, and the mechanisms for integrang GPI principles into exisng development finance architectures. It examines the roles and priories of various stakeholders, including governments, civil society, the private sector, academia, and donor communies, in shaping and promong the GPI agenda. The report underscores the importance of GPI in enhancing regional public investment and advancing the African Union's Agenda 2063. It further proposes strategies for implemenng GPI, including policy reforms, capacity building, global engagement, innovave financing mechanisms, and local community involvement. Ulmately, GPI emerges as a promising driver of sustainable development, poised to improve lives in Ghana, Africa, and beyond.