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
Leading Impact: Reviewing operating models
On 11 June 2026, 10:30 am – 12:00 pm at Zoom
This seminar taking place on the 11 June will look at organisations as whole systems focusing on insight and inspiration to review operating models.
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
On 24 September 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'.
Event
Survey design in the charity sector
On 7 July 2026, 10:30 am – 12:00 pm at Zoom
This Leading Impact seminar will be exploring survey methodologies and questionnaire design.
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.
Resources
GambleAware Legacy Report
By Jessica Weir, and Sabrina Bengtzen .
On 4 March 2026.
This report documents GambleAware’s evolution from a small charity into a strategic commissioner and system leader.
Event
Developing a measurement framework for your charity
On 20 October 2026, 10:30 am – 12:00 pm at Zoom
This online webinar on 13 October is for charities who want to develop or update their measurement framework.
Event
Theory of change in ten steps
On 2 July 2026, 10:30 am – 12:00 pm at Zoom
This seminar taking place on 2 July 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
L’Arche
On 16 December 2025.
NPC helped L’Arche UK unite 11 communities through a Big Conversation, creating a Theory of Change and impact tools for clarity and measurement.
Blog
Reflections from the GambleAware showcase event
On 2 December 2025.
Insights from GambleAware’s Showcasing & Networking Event: tackling gambling harms through lived experience, cultural inclusion & systemic change.
Blog
Developing a theory of change is transforming our approach to impact measurement
By Laura Sims.
On 16 October 2025.
How St John has developed an organisation-wide theory of change to clarify its societal impact and the strategy to achieve it.
Resources
Culture Change: How to achieve and measure it
By Charlotte Lamb, and Emma Pearson .
On 8 October 2025.
This guide will layout a process to support you to define your own culture and measure it.
