- Kansas State University
- Kasetsart University [Bangkok, Thailand]
- Kazakh Research Institute for Plant Protection and Quarantine
- Kenya Agricultural and Livestock Research Organization Sericulture
- Kenya Medical Research Institute
- Key Laboratory of Biogeography and Bioresource in Arid Land, Xinjiang Institute of Ecology and Geography
- Key Laboratory of Economical and Applied Entomology of Liaoning Province, College of Plant Protection
- Key Laboratory of Hangzhou City for Ecosystem Protection and Restoration
- Khalifa University
- King Abdullah University of Science and Technology [Saudi Arabia]
- King Khalid University [Abha]
- King Saud University [Riyadh]
- Kingston University
- Konrad-Zuse-Zentrum für Informationstechnik Berlin
- Koppert Biological Systems
- Koppert France
- Korea Forest Research Institute
- Koret School of Veterinary Medicine
- Kumamoto University
- Kunming Customs
- Kyoto Prefectural University of Medicine [Kyoto, Japon]
- Kyoto University
- Kyrgyz-Turkish Manas University
- Kyushu University