- TNO [Delf]
- Tampere University of Technology [Tampere]
- Technical University of Berlin | Technische Universität Berlin
- Technical University of Lisbon
- Technical University of Sofia [Bulgaria]
- Tecnalia [Derio]
- Tecnológico de Monterrey = Monterrey Institute of Technology
- Telefonica Investigación+Desarrolló (Entreprise)
- Telnet Redes Inteligentes
- Tennessee State University