Telefonica
- Entered for: The Award for Environmental & Corporate Sustainability
- Location: Spain
- Website: www.telefonica.com
- Nature of Business: Telecommunications
- Sector: ICT
- Number of Employees: 123,700
- Chief Executive: Cesar Alierta
- Managing Director: Elena Valderrábano
- Press/PR: Carmen Arias
+ 44 (0)20 7234 3535