- Q2S [NTNU]
- QED Secure Solutions
- QLECTOR d.o.o.
- QPR Software Plc
- Qassim University [Kingdom of Saudi Arabia]
- Qatar Computing Research Institute [Doha, Qatar]
- Qatar University
- Qingdao Academy of Intelligent Industries
- Qingdao Agricultural University
- Qingdao Development Zone
- Qingdao Expressway
- Qingdao Kangda Europe Rabbits Breeding Co., Ltd.
- Qingdao Station for Popularizing Agricultural Techniques
- Qingdao Technological University
- Qingdao University of Science and Technology
- Qinghai Agriculture and Forestry Academy of Sciences
- Qinghai Institute of Geological Survey
- Qiongzhou University
- Qmedtrix Systems, Inc.
- Quaid-i-Azam University
- Qualcomm Research
- Quality Assure Department
- Quality Supervision and Testing Center of National Surveying and Mapping Products
- Quantra srl
- Quantrom Technologies LTD
- Quantum Technologies, Department Safety & Security
- Quanzhou Institute of Information Engineering
- Queen Mary University of London
- Queen's University [Belfast]
- Queen's University [Kingston, Canada]
- Queensland University of Technology [Brisbane]
- Quinta Sta Apolónia
- Quinta do Contador