International Federation of Automatic Control (IFAC)
- A multinational federation of organizations representing the engineering and scientific societies concerned with automatic control.
- http://www.ifac-control.org/

Numerics in Control Network (NICONET)
- European society with purpose formalising and extending current collaboration with respect to robust numerical software for control systems analysis and synthesis. Includes goals, tools, agenda and society information.
- http://www.win.tue.nl/niconet/

Applied Control Technology Consortium (ACTC)
- Helps companies pursue a policy of understanding and appropriately applying control technologies. Includes goals, activities, facilities, brochure and service description.
- http://www.isc-ltd.com/actclub/

European Union Control Association (EUCA)
- Association with purpose of promoting scientific exchanges, disseminating information, coordinating research networks and technology transfer in the field of systems and control. Includes statutes and conference information.
- http://www.auto.ucl.ac.be/EUCA/

American Automatic Control Council (A2C2)
- Association with main purpose of sponsoring, organizing and running the annual American Control Conference (ACC). Includes goals, news and conference schedule.
- http://www.a2c2.org/