CleanSlate Centers is a healthcare company that provides outpatient medication-assisted treatment for opioid and alcohol addiction. The company was founded in 2009 and is headquartered in Portsmouth, New Hampshire. CleanSlate Centers operates in 11 states and has over 60 centers. The company's mission is to transform the healthcare experience for people suffering from opioid and alcohol addiction. CleanSlate Centers uses a combination of medication-assisted treatment and counseling to help patients achieve long-term recovery.