What does P3O stand for?

What P3O stands for is Portfolio, Programme and Project Management Offices. P3O is a methodology developed by the UK Cabinet Office, offering guidance on creating a structure for portfolios, programmes and projects within an organisation. It serves to help in establishing a successful framework which aligns with an organisation's strategic objectives.

Last edited on: 14 Jul 2026

Project Management related articles

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Sevcan Yasa
Scroll down to watch the webinar, listen to the audio, access the presentation slides, and read the transcript. Start improving your stakeholder engagement today.
An introduction to PRINCE2 Agile – webinar with Andrew Kell
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Join Andrew Kell in a webinar exploring the integration of PRINCE2 and Agile methodologies. Ideal for professionals looking to adapt their project management approach.
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Project management is the discipline of planning, organising, and controlling resources to achieve specific goals within a defined timeline and budget. Learn the key processes, methods, roles and skills vital for successful project delivery.
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Get to know the 10 key project management roles. Understand these roles and their responsibilities to create high-performing teams and deliver exceptional results.
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Learn about the hidden costs associated with APM courses, including typical exam and material fees. Read on to plan your budget effectively.
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Project management offers a wide range of benefits for businesses. Let’s look at the most important of them and how they can help you to grow your organisation and boost the bottom line.
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Unlock the secrets to better project outcomes with project quality management. Explore essential principles, practices and strategies to ensure excellence in your projects, and discover why quality matters.
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A business case is a structured argument used to support decision-making, typically by justifying an investment, change, or project using evidence such as cost–benefit analysis, risks, and financial appraisal. Its purpose is to show why an option should be approved, what value it will deliver, and how benefits will be measured and realised.
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A Project Management Office (PMO) is a central function within an organisation that standardises project management processes, supports project delivery and ensures governance across project portfolios. Find out how PMOs add value, the roles they perform, and the benefits they deliver.
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Consider the impact of diversity and inclusion in your project teams. Learn how to harness these aspects for better decision-making. Read on for professional insights.
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Learn how to connect projects to business strategy and objectives. Select and prioritise initiatives that will help your organisation move forward. Find out how to do it, and improve the results you get from projects, for improved performance overall.