- WG1: Technological Aspects and Developments of New Detector Structures, Common Characterization and Physics Issues
- WG2: Applications
- WG3: Gas and Materials
- WG4: Modeling and Simulations
- WG5: Electronics for gaseous detectors
- WG6: Production and Technology Transfer
- WG7: Collaboration Laboratories and Facilities
- WG8: Knowledge Transfer, Training, Career Promotion