The five Ps: how to measure what your project leaves behind

Cover of the PMI–GPM P5 Standard for Sustainability in Project Management on a green background

How do you know whether your project is actually doing good? Gut feeling says yes — you recycled, you hired locally, the client smiled. Gut feeling also said yes to plenty of projects that left a mess behind them. What’s been missing is a measuring stick.

This is it. The P5™ Standard — written by GPM and PMI, the two big international bodies for project work, now in version 4 (2026) — is the ruler the rest of the field measures against. It costs nothing to read, and you can read it here.

In this post
  1. Read the standard
  2. The five Ps, in plain terms
  3. Reading it is the start

Read the standard

The reader above holds the complete standard — turn the pages, or go fullscreen for a proper read.

The five Ps, in plain terms

P5 asks one question five ways: what does this project leave behind? For People — the workers, the neighbours, the community it touches. For the Planet — what it takes, what it wastes, what it puts back. For Prosperity — whether the money side holds up honestly, for more than just one party. And for the Process and the Product — the way the work is run, and the thing it hands over, long after the ribbon is cut.

Under those five headings sit 52 specific places where a project touches the world, each scored from 1 to 5. Two details make it hard to game. The “No Masking Rule” means a glowing score in one area cannot paper over real harm in another — planting trees does not buy back underpaid labour. And the scale runs past “doing less damage” through “repairing damage” to the top rung: leaving things measurably better than you found them. That top rung is where the word regeneration comes from — and where our name comes from, too.

Reading it is the start

The standard tells you what to measure. Its companion — the Practice Guide, which you can also read on our blog — shows you how to run the work day to day. And if you want to be able to prove you can apply both, that is exactly what the CSPP™ credential certifies and what our courses prepare you for. No project management background needed to begin.

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