- Troitsk Institute for Innovation and Fusion Research
- TAckling the Underspecified
- TIMB
- TO Simulate and CAlibrate stochastic models
- TOSCA
- TROPICAL
- Tara Expéditions
- Tara Ocean Foundation
- Tata Institute for Fundamental Research
- Technical Research Centre of Finland
- Technical University of Berlin | Technische Universität Berlin
- Technical University of Lisbon
- Technion - Israel Institute of Technology [Haifa]
- Techniques de l'Ingénierie Médicale et de la Complexité - Informatique, Mathématiques et Applications, Grenoble - UMR 5525
- Technische Universität Braunschweig = Technical University of Braunschweig [Braunschweig]
- Technische Universität Darmstadt - Technical University of Darmstadt
- Technische Universität Dresden = Dresden University of Technology
- Technische Universität Munchen - Université Technique de Munich [Munich, Allemagne]
- Technische Universität München = Technical University of Munich
- Technologie campus Gent - KU Leuven
- Tecsinapse
- Tel Aviv University
- Texas A&M University [College Station]
- Texas Tech University [Lubbock]
- The Chinese University of Hong Kong [Hong Kong]
- The Enteric Nervous System in gut and brain disorders [U1235]
- The Irish Software Engineering Research Centre
- The Jackson Laboratory [Bar Harbor]
- The James Hutton Institute
- The National Research Nuclear University MEPhI (Moscow Engineering Physics Institute) [Moscow, Russia]
- The Netherlands Organisation for Applied Scientific Research
- The Open University [Milton Keynes]
- The Ottawa Hospital
- The Ottawa Hospital Research Institute, Centre for Rehabilitation Research and Development, 505 Smyth Road, Ottawa, ON, Canada, K1H 8M2.
- The Queen Elizabeth Hospital
- The Royal Melbourne Hospital
- The University of New Mexico [Albuquerque]
- The University of Sydney
- The University of Tokyo
- The University of Western Australia
- The Wellcome Trust Sanger Institute [Cambridge]
- Theoretical adverse computations, and safety
- Theory, Algorithms and Systems for Constraints
- Thünen-Institute of Fisheries Ecology
- TigerGraph
- Tools of automatic control for scientific computing, Models and Methods in Biomathematics
- Toulouse Mind & Brain Institut
- Tour du Valat, Research Institute for the conservation of Mediterranean Wetlands
- ToxAlim
- Translational Research Institute
- Travaux et recherches archéologiques sur les cultures, les espaces et les sociétés
- Troitsk Insitute of Innovating and Thermonuclear Research
- Tsinghua University [Beijing]
- Types and Reasoning for the Web
- Télécom Bretagne
- Télécom Paris
- Télécom ParisTech