Project management has become an answer to many traditional organizational structuration and performance shortcomings, while gaining currency in business and public sector organizations. Public procurement systems have evolved into public electronic procurement systems with variations and distinctions in the age of globalization and digitalized complexities. This article examines the development of public e-procurement as an innovation in public management in the contexts of project management, public procurement management, and e-governance. It also links practice to theory-through a fourfold theoretical perspective-with contributions to the knowledge in public procurement, governance, and public administration.