- K.J. Somaiya Institute of Management
- K.K.Ashisuto
- KCSIT [Lisbon]
- KDDI R&D Laboratories Inc.
- KDDI R&D Laboratories Inc. [Saitama]
- KDDI Research
- KEONYS [Toulouse]
- KEREVAL
- KGHM Cuprum
- KGHM Polish Copper Ltd.
- KGHM Polska Miedź
- KLMANAGEMENT
- KM-IC Research
- KONTRON [Vienne]
- KPA
- KPA [Israel]
- KRYPTUS Information Security [Campinas, SP, Brazil]
- KTH
- KTH Royal Institute of Technology [Stockholm]
- KULAK
- Kaiserslautern University of Technology
- Kalmar-Pac
- Kanagawa University
- Kanazawa Institute of Technology
- Kansas State University
- Kaohsiung Chung-Cheng Industrial High School
- Karazin Business School
- Karl-Franzens-Universität Graz
- Karlsruhe Institute of Technology
- Karlsruhe Nano Micro Facility
- Karlsruhe University of Applied Sciences
- Karlsruher Institut für Technologie
- Karlstad University [Sweden]
- Karnataka State Natural Disaster Monitoring Centre [Karnataka]
- Karolinska Institutet [Stockholm]
- Katholieke Hogeschool Sint-Lieven
- Katholieke Universiteit Leuven
- Kathtolieke Universiteit Leuven
- Katz Business School
- Kaunas University of Technology
- Kazakh-British Technical University
- Kazan Federal University
- Kazan State Technical University named after A.N. Tupolev
- Kedge Business School
- Kedge Business School [Talence]
- Keio University School of Medicine [Tokyo, Japan]
- Keio University [Tokyo]
- Keldysh Institute of Applied Mathematics
- Kennesaw State University
- Kent State University
- Keonys [Saint-Cloud]
- Kepler University Hospital
- Key Lab of Soil-Machine-Plant System
- Key Lab of the Ministry of Education for Process Control & Efficiency Engineering
- Key Laboratory for Modern Precision Agriculture System Integration [Beijing]
- Key Laboratory of Agricultural Information Service Technology [China]
- Key Laboratory of High Confidence Software Technologies
- Keypod Limited [Bedfordshire]
- Khalifa University
- Khalifa University for Science Technology [Abou Dabi]
- Kharkiv National University of Radio Electronics
- Kharkov National University
- Khon Kaen University [Thailand]
- KiF-advies
- Kindai University
- King Abdulaziz University
- King Abdullah University of Science and Technology [Saudi Arabia]
- King Mongkut’s University of Technology Thonburi [Bangkok]
- King Saud University [Riyadh]
- King's College Hospital Medical School
- Kingston University [London]
- King‘s College London
- Kinki University
- Kiron [Alessandria]
- Kleemann Hellas
- Know-Center Graz
- Knowledge Engineering and Discovery Research Institute
- Knowledge Information and Web Intelligence
- Knowledge and Data Engineering Group
- Kobe Steel
- Kobe University
- Kobe University Kobe
- Kocaeli University [Turkey]
- Kochi University of Technology
- Koforidua Technical University
- Kolibri
- Kongsberg Maritime
- Kongsberg Satellite Services
- Konstfack
- Korea Advanced Institute of Science and Technology
- Korea Electronics Technology Institute [Seongnam-si]
- Korea Institute of Industrial Technology
- Korea Institute of Machinery and Materials
- Korea Internet Security Agency
- Korea University [Seoul]
- Korean Bible University [Seoul]
- Korean Broadcasting System
- Koszalin University of Technology
- Kuehne + Nagel Management AG
- Kumamoto University
- Kumaraguru College of Technology
- Kungliga Tekniska Högskolan
- Kurukshetra University
- Kuwait University
- Kwame Nkrumah University of Science and Technology
- Kyiv National University of Architecture and Construction [Kiev, Ukraine]
- Kyoto Sangyo University
- Kyoto University
- Kyungil University
- Kyungpook National University [Daegu]
- Kyungsung University
- Kyushu Institute of Technology
- Kyushu University