Implementing process improvements is not a one-time job.
Setting up a Continuous Improvement Program and a supporting Organization is an instrumental part of the never ending drive for wanting to execute on perfect process flows with Zero Defects. That has been a desire for more than 100 years since the Industrial Revolution.
And since then, it looks more (and happily so) a Industrial Evolution.
Process Governance includes a setup of many aspects within managing Process Excellence:
To just name a few: