- IBM
- IBM India Research Lab.
- IBM Research - India
- IBM Research Laboratory
- IBM T. J. Watson Research Centre
- IBM T.J. Watson Research Center
- IBM Thomas J. Watson Research Center
- IMT Institute for Advanced Studies [Lucca]
- Illinois Institute of Technology
- Imperial College London
- Indian Institute of Science [Bangalore]
- Indian Institute of Technology Kanpur
- Indian Institute of Technology Kharagpur
- Indian Institute of Technology Madras
- Indian Institute of Technology [BHU Varanasi]
- Inria Grenoble - Rhône-Alpes
- Inria Lille - Nord Europe
- Inria Rennes – Bretagne Atlantique
- Inria Sophia Antipolis - Méditerranée
- Institut Mines-Télécom [Paris]
- Institut National Polytechnique (Toulouse)
- Institut National de Recherche en Informatique et en Automatique
- Institut National des Sciences Appliquées
- Institut National des Sciences Appliquées - Rennes
- Institut National des Sciences Appliquées - Toulouse
- Institut National des Sciences Appliquées de Lyon
- Institut Supérieur de l'Aéronautique et de l'Espace
- Institut de Chimie - CNRS Chimie
- Institut de Recherche en Informatique et Systèmes Aléatoires
- Institute IMDEA Networks [Madrid]
- Institute for Communication Systems [University of Surrey]
- Institute for Infocomm Research - I²R [Singapore]
- Institute of Computing Technology [Beijing]
- Institute of Information Engineering [Beijing]
- Institute of Materials and Environmental Chemistry [Budapest]
- Institute of Software
- Instituto Militar de Engenharia=Military Institute of Engineering
- Instituto Superior Técnico, Universidade Técnica de Lisboa
- Instituto de Engenharia de Sistemas e Computadores
- Instituto de Engenharia de Sistemas e Computadores Investigação e Desenvolvimento em Lisboa
- Instituto de Ingenieria Electrica, Facultad de ingeniera
- Interdisciplinary Center
- Interdisciplinary Centre for Security Relaibility and Trust
- Interdisciplinay Center Herzliya
- Internet Initiative Japan
- Istituto di Informatica e Telematica