Technical Assistance Collaborative, Inc. (TAC) is a national non-profit organization that advances proven solutions to the housing and community support needs of vulnerable low income people with significant and long-term disabilities.  Our goal is to effectuate sustainable public sector systems change through evidenced-based and promising approaches in mental health, substance abuse, human services and affordable and permanent supportive housing.  Founded in 1992, TAC’s core mission focuses at the intersection of affordable housing, health care and human services policy andsystems development.  TAC’s highly successful collaborative consulting model deploys interdisciplinary teams of national experts with a wealth of experience in finding real-world solutions to complex social and public policy challenges, such as homelessness, unnecessary institutionalization, serious mental illness, addiction, and poverty.