With the increasing possibilities to accurately measure company performance, KPI tracking and data-driven management are gaining popularity. However, companies have very different tools and traditions in defining KPIs and using them in practice. We have developed a framework, ‘the Dear Lucy KPI management maturity model’, that describes the typical stages of maturity in managing businesses with KPIs. The framework also lays out a roadmap for those who want to take their organization to the next level in smooth and efficient KPI management.