- Orange Group France, UK, Spain, Egypt, Switz.
- Vodafone Group UK, Italy, Spain, Portugal
- Telefonica Group Spain, UK, Germany, Brazil
- T-Mobile Germany
- Telecom Italia
- Wind Italy
- H3G Italy – UK
- Bouygues telecom
- SFR
- TeliaSonera Spain
- MTN South Africa
- Orascom Group