![A woman speaking into a microphone, and a man looking at her](https://www.ohiopreventionprofessionals.org/media/home/Conference 16 - Mid-main-page-12977.jpg)
Ohio Prevention
Professionals Association
OPPA is Your Voice for Prevention! We are a membership-based, not-for-profit association that serves as the voice of prevention in Ohio, with a specific focus on preventing substance use and mental disorders. OPPA provides a unified voice for prevention in numerous ways.