The article presents a method to help companies choose the best projects to achieve their strategic goals. By using complex network theory, the method divides goals into smaller parts and measures how well projects align with these goals. It then calculates the strength of connections between projects in the portfolio. Finally, it identifies the most robust project portfolio that can withstand random attacks. A practical example shows how this method can be applied effectively in real-world situations. This research offers valuable guidance for both academics and businesses looking to improve their project selection process.