- KDDI R&D Laboratories Inc. [Saitama]
- KDDI Research
- KRYPTUS Information Security [Campinas, SP, Brazil]
- KTH Royal Institute of Technology [Stockholm]
- Kalamazoo College
- Karl-Franzens-Universität Graz
- Karlsruhe Institute of Technology = Karlsruher Institut für Technologie
- Karlstad University [Sweden]
- Katholieke Hogeschool Sint-Lieven
- Kathtolieke Universiteit Leuven
- Keene State College
- Keio University [Tokyo]
- Kennesaw State University
- Key Laboratory of High Confidence Software Technologies
- Khalifa University
- King Abdulaziz City for Science and Technology [Riyadh]
- King Abdulaziz University
- King Abdullah University of Science and Technology [Saudi Arabia]
- King Saud University [Riyadh]
- King‘s College London
- Know-Center Graz
- Kogakuin University [Tokyo]
- Konnektid
- Kookmin University
- Kookmin University [Seoul]
- Korea University
- Korea University [Seoul]
- Kurukshetra University
- Kuwait University
- Kyoto University
- Kyungil University
- Kyushu University