- K-Epsilon
- K-UTC [Sondershausen]
- KEY LAB SILICATE MAT & ENGN
- KIMEP, Almaty, Kazakhstan
- KM FSv CVUT
- KNU [Kiev]
- KTH Matematik
- KTH School of Electrical Engineering
- KTH Solid Mechanics
- KTH Stockholm
- KXEN
- Kalasalingam University
- Kandilli Observatory and Earthquake Research Institute
- Kaput Center
- Karpenko Physico-Mechanical [ Lviv]
- Katedra Informatyki
- Katedra Matematike
- Katedra Matematiky
- Katholieke Universiteit Leuven
- Katholieke Universiteit Leuven Campus Kortrijk
- Kavli Institute for Systems Neuroscience
- Kavli Institute for the Physics and Mathematics of the Universe [Tokyo]
- Kawasaki Heavy Industries, Ltd [Tokyo]
- Kazan State Architect and Civil Engineering University
- Keldysh Institute of Applied Mathematics
- Keleti Faculty of Economics
- Key Laboratory of Applied Statistics under Ministry of Education
- Key Laboratory of Computer Network and Information Integration [Nanjing China]
- Key Laboratory of Functional Inorganic Material Chemistry
- Key Laboratory of Mariculture (Ministry of Education)
- Key Laboratory of Mathematics Mechanization
- Key Laboratory of Meteorological Disaster [Nanjing University]
- Key Laboratory of Molecular Virology & Immunology
- Key Laboratory of Ocean Circulation and Waves, Institute of Oceanology, Chinese Academy of Sciences, Qingdao 266071, China
- Key Laboratory of Plant-Soil Interactions - College of Resources and Environmental Sciences
- Key Laboratory of Quantitative Remote Sensing in Agriculture
- Key Laboratory of Random Complex Structures and Data Sciences [Beijing]
- Key Laboratory of Safety-Critical Software (Nanjing, Chine)
- Key Laboratory of Systems Biology
- Key Laboratory of Tree Breeding and Cultivation
- Kharkevich Institute for Information Transmission Problems
- Khristianovich Institute of Theoretical and Applied Mechanics SB RAS
- Kidova
- King Fahd University of Petroleum & Minerals
- Kirchhoff Institute for Physics
- Kitware, Inc.
- Klimacampus
- Klipsch School of Electrical and Computer Engineering
- Knossos University
- Knowledge Discovery and Bioinformatics
- Kodak European Research
- Konputazio Zientziak eta A.A. Saila [Spain]
- Korea Institute of Construction Technology [Goyang]
- Korea Research Institute of Standards and Science [Daejon]
- Korea University
- Korean Institute of Advanced Studies
- Korteweg-de Vries Institute for Mathematics
- Kos Genetic SRL
- Krannert School of Management
- Kroto Research Institute
- Kuban State University [Russie]
- Kuwait Univ
- Kyushu University - faculty of mathematics
- kansei
- kansei design