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  • Nielsen Norman Group
  • www.nngroup.com
  • Consulting agency offering to enhance the user experience. Includes news, events and publications. Located in California, USA.
4.4
(2)
<5
7
  • Web Site Optimization, LLC
  • www.websiteoptimization.com
  • Consulting firm offering Web optimization services and information. Located in Michigan, USA.
4.0
(si*)
>320
5
  • LukeW Interface Designs
  • www.lukew.com
  • Specializes in the visual, interface, and interaction design of web-based applications and identities. Located in Illinois, USA.
4.2
(1)
>40
6
  • User Interface Engineering
  • www.uie.com
  • Provides usability consulting, research, training and conferences. Located in Massachusetts, United States.
4.2
(si*)
<5
6
  • December Communication Inc.
  • www.december.com
  • Web based communications company. Offers publication, presentations and consulting. Includes Computer-Mediated Communication Magazine (CMM) archives and resources.
4.3
(si*)
>4670
6
  • Filament Group
  • www.filamentgroup.com
  • Designs software and websites, provides market analysis and training, and works with rich media and wireless technologies. Located in Massachusetts, USA.
4.4
(si*)
>710
6
  • Cooper Interaction Design
  • www.cooper.com
  • Offers a range of goal-directed services that can be used to create and improve interactive solutions from California, USA.
4.2
(si*)
>20
5
  • Adaptive Path
  • adaptivepath.com
  • 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.
4.2
(si*)
>170
6
  • Human Factors International, Inc.
  • www.humanfactors.com
  • Ensuring usability and systems consistency through software ergonomics, human factors science and design considerations. Located in Iowa, USA.
4.2
(si*)
<10
5
  • Gotomedia, LLC
  • www.gotomedia.com
  • Offers customized user experience and branding solutions. Notable clients include Macromedia and WebEx.
3.8
(si*)
<10
5
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