CleanSlate Centers, a national office-based, outpatient medication assisted treatment provider for opioid and alcohol addiction, recently became a portfolio company of Granite Growth Health Partners, a newly launched investment firm focused on health-related businesses. With this new investor backing, during 2018, CleanSlate expects to open 24 new centers. Some of the new centers will be in the eight states in which CleanSlate currently operates, while others will be in states that are new for the company. Earlier this week, CleanSlate opened its fifth location in Florida, and 39th overall. Additional centers are also slated to open in the . . .