Guam Behavioral Health and Wellness Center (GBHWC) is soliciting proposals for professional services from Guam non-profit organizations to provide outpatient and intensive outpatient substance treatment for adult males and females that is funded by annual local appropriation (10 GCA Section 86109a) and federal funds (CFDA No. 93.959, SAMHSA Substance Abuse Prevention and Treatment Block Grant). GBHWC identified evidence-based models and best practices must be utilized to provide such services.