Cranstoun believes in empowering people and empowering change. It is a social justice and harm reduction charity. Cranstoun works across the areas of substance use, criminal justice, domestic abuse, housing and young people. Its criminal justice work is evidence-informed and supported by its expertise in substance use and domestic abuse and the benefits of a trauma-informed response. Cranstoun believes in creating whole system change, providing the right intervention at the right time and reaching people where they are at.