The following organisations collaborate within the AQUILA activities:
- World Health Organisation Collaborating Centre for Air Quality Management and Air Pollution Control
- European Environment Agency
- CEN Technical Committee AIR QUALITY
The following institutes from EU Candidate and Potential Candidate Countries follow the AQUILA activities:
- Institute of Public Health, Belgrade, Republic of Serbia
- Ministry of Environment and Physical Planning, Skopje, Republic of North Macedonia
- Ministry of Environment and Forestry, Ankara, Turkey
- CETI, Podgorica, Montenegro