Cloud’s major role in most enterprise IT strategies necessitates operational support to handle the scale and speed of modern usage. Over the past few years, organizations have been revisiting their operating models to meet this new reality. A key part of this is financial governance through a FinOps practice. But there isn’t just one way to run a FinOps practice. This report defines the four common operating archetypes of FinOps practices. It guides leaders in determining which model is best aligned for their needs.