P3O, which stands for Portfolio, Program and Project Offices, is a guide that provides the necessary support to decide and create the changes that are planned in companies. P3O elements are found in most companies, so having P3O certification can put you ahead of your competitors. By enrolling in our accredited trainings such as P3O® Foundation, P3O® Foundation and Practitioner, you can better understand the relationship between portfolios, programs and projects.