RAMSES was composed of a critical number of leading European scientific institutions as well as an international organisation and three SMEs in the area of assessment of climate modelling, impact assessment, adaptation and cost assessment. 
The 13 partners came from:

• Belgium
• Germany
• France
• Italy
• Norway
• Spain
• United Kingdom

One of the partners was an international organisation.

In addition to multi- and interdisciplinary experience, the RAMSES consortium incorporated a vast range of the necessary disciplinary expertise to achieve its goals, including:

• economics
• political and social science
• architecture
• health
• engineering
• policy analysis
• environmental sciences
• climatology
• physics
• integrated assessment
• deterministic and statistical modelling

 In addition to this expertise, RAMSES involved communication and stakeholder involvement experts.