APRA – an interdisciplinary, academic research association based in Amsterdam
The Transnational Institute – Amsterdam-based UN-lobbying organization looking at drug use and production as parts of a wider developmental/political context
The Trimbos Institute is the Netherlands Institute of Mental Health and Addiction, a non-profit research and knowledge center. Focus on mental health and addiction in support of policymakers, educators, and providers of mental health and addiction services
Stichting OPEN – stimulates research into all aspects of the psychedelic experience, organizes lectures, conferences and other informative meetings aimed at universities to draw the attention of researchers towards this promising scientific subject.
Unity – harm reduction organization