Impact measurement, evaluation and data
Whether you’re a business, charity or funder, impact measurement and evaluation is all about helping you improve the good work you’re doing. Our Understanding Impact guide takes you through how to create an impact measurement framework. To dig deeper, we run regular training events, and our consultants can provide independent measurement and evaluation services.
Event
5 Types of Data for Measuring Impact
On 21 January 2027, 10:30 am – 12:00 pm at Zoom
This online workshop is for charities who want to effectively evaluate and measure their impact, but struggle with getting the right data.
Blog
Turning more money into more impact
By Jonathan Simmons .
On 16 October 2026.
A reflection on NPC Ignites exploring how the whole impact economy should share responsibility for unlocking more charitable funding.
Resources
Five steps to evaluating systems change
On 12 October 2026.
A short, practical summary of the five steps for planning your systems change evaluation.
Resources
Evaluating systems change
By Elliot Trevithick, and Erwin Hieltjes .
On 12 October 2026.
This practical guide is designed to help organisations understand, evaluate and learn from systems change efforts.
Resources
What is a reasonable evaluation ask?
By Lily Meisner, Elliot Trevithick, Brendan McGowan, Kerry Dowding.
On 9 July 2026.
Five lessons for grant-makers on designing proportionate, flexible and relationship-centred monitoring, evaluation and learning requirements.
Blog
What makes an evaluation ask reasonable?
By Lily Meisner, Elliot Trevithick, Brendan McGowan, and Kerry Dowding.
On 9 July 2026.
How evaluating community-based cancer support programmes requires flexible, trust-based and context-sensitive MEL approaches that evolve alongside programme delivery.
Resources
Five types of data framework
By Jessica Weir .
On 22 May 2026.
This resource introduces five types of data that can help organisations measure, understand, and improve their impact.
Organisation we’ve worked with
Macmillan Cancer Support
On 5 May 2026.
NPC helped Macmillan Cancer Support embark on an ambitious strategy focused on achieving systemic change for people with cancer.
Organisation we’ve worked with
Comic Relief
On 20 April 2026.
A collective learning partnership, with NPC appointed to lead as the Learning Coordinator. Highlighting the support NPC offered, centred on articulating intended impact.
Blog
Learning logs: Five practical tips
By Elizabeth Parker .
On 9 April 2026.
Five practical steps to writing useful learning logs for the impact sector.
Event
Theory of change in ten steps (November)
On 26 November 2026, 10:30 am – 12:00 pm at Zoom
This seminar will run through how to develop a theory of change, based on our guidance 'Theory of change in ten steps'.
Organisation we’ve worked with
GambleAware
On 18 March 2026.
NPC helped GambleAware capture learning, producing legacy and impact case studies on community‑focused interventions.