Usability & user experience consultancy based in Switzerland, providing services such as user testing, user research, user interface redesign, eye tracking for software, web and digital technologies.

Consulting agency offering to enhance the user experience. Includes news, events and publications. Located in California, USA.

Provides usability consulting, research, training and conferences. Located in Massachusetts, United States.

Web based communications company. Offers publication, presentations and consulting. Includes Computer-Mediated Communication Magazine (CMM) archives and resources.

A User Experience design and consulting firm that unites theory and practice to advance the art of user experience design while helping clients make better business decisions. Located in California, USA.

Offers fixed and portable usability labs and logging software. Located in Illinois, USA.

Offers services concerning accessibility and usability. Provides web development and training. Located in Ireland

Designs software and websites, provides market analysis and training, and works with rich media and wireless technologies. Located in Massachusetts, USA.

Specializes in the visual, interface, and interaction design of web-based applications and identities. Located in Illinois, USA.

Offers a range of goal-directed services that can be used to create and improve interactive solutions from California, USA.