Human-Computer Interaction

Specializes in usability engineering, graphic design and software engineering, Serving Germany from Berlin, Dortmund, Ludwigsburg, Mannheim, and Munich.

Tests and makes recommendations on how to improve websites, apps, touchscreens, and software. Located in Tucson, Arizona, USA.

Ensuring usability and systems consistency through software ergonomics, human factors science and design considerations. Located in Iowa, USA.

A customer driven, products, process and innovation solutions provider. Based in Ontario, Canada.

Offers fixed and portable usability labs and logging software. Located in Chagrin Falls, Ohio, USA.

Specializes in site and user interface development, web consulting, and training.

Specialized in user-centered design, prototyping, support of the development process, and iterative test and refine of the final product. Includes articles by Jim Miller. Located in California, USA.

Offers services and research in the field of usability engineering and user interface design in Vienna Austria.

Offers user-centred design services for product development, including usability testing, survey research, user-centered design and focus groups. Located in New York, USA.

Offers services to study user behaviour and apply results to create functional and usable user interfaces. Located in the UK.

Consulting firm offering Web optimization services and information. Located in Michigan, USA.

The portfolio and resume of Kyle Pero, a usability analyst, interaction designer, and information architect consultant based in Pennsylvania, USA.

Offers customized user experience and branding solutions. Notable clients include Macromedia and WebEx.

Provides design, training, and market information services. Located in Massachusetts, USA.

Offers a tool to record the position of every click on a web page, creating a virtual heat map of visitor activity. Includes details of benefits and how it works, together with a free demonstration.

Web usability and accessibility consultancy. Based in the UK.

Nordic forum for human-computer interaction research. 26-27 Oct 2004. Tampere, Finland.

Work on advance software and information technology, foster by the University of California. Includes list of projects, events and links.

Provides graphical user interface design tools that allow GUI creation, usability testing, and code generation. Offers Human-Machine-Interface software for interaction designers, programmers, and simulation modelers.

A user-centered design firm specializing in remote usability testing and ethnographic research, based in California, USA.

Provides remote user testing of websites and apps.