UsabilityEffect
Web site usability testing, newsletter conversion checkups, shopping cart functionality & self-study courses. Located in PA.
UsabilityReviews.com
Offers Website optimization services. Located in Ontario, Canada.
User Vision
Offers usability and accessibility consultancy services for web sites, software and products. Based in Edinburgh, Scotland.
UserMetrics
Offers to test web sites on people and applies insights from cognitive science for usability problems. Located in the United Kingdom.
VisitorFriendly.com
Assesses the visitor friendliness of your website, using real internet customers as paid reviewers. Located in the UK.
Web Critiques
Providing web critiques highlighting the good and bad points about a web site as well as techniques to fix them. Located in England.
Web Scrutineer
Provides website testing for businesses and web developers.
Web Usability, the Rightway
Providing web site usability evaluation services. Located in Pennsylvania, USA.
WebCriteria
Provides services that objectively evaluate and compare web sites. The behavior-based SiteProfile provides automated services that measures and compares website usability. Located in Oregon, USA.
WebCritica
Offers services to evaluate web site usability and gives recommendations how to make sites easier to use.
Adage
Providing usability services such as heuristic evaluation and usability testing. Located in Finland.
Afflatus Inc
Evaluation of usability, information architecture, and the accessibility of sites. Located in Dubai, United Arab Emirates.
Alertus
Automated feedback system for collecting Web usability and performance data. Located in Washington, USA.
AlliedTesting
An outsourcing company specialising in testing of on-line applications and web sites.
AltTags.org
Website usability and accessibility consultants.
Bolt and Peters User Experience
A user-centered design firm specializing in remote usability testing and ethnogaphic research. Located in California, USA.
Breakthrough Usability, Inc.
User research, heuristic reviews, low-fidelity, high-fidelity, metric, and summative testing for critical path, fast-time-to-market projects that target high returns. Located in Florida, USA.
Bunnyfoot
Offers usability evaluations for online applications. Specialized in accessibility for speech browsers. Includes articles. Located in the UK.
Easyenough.com
Usability testing services from small, San Luis Obispo, CA based consultancy.
First Insights
Offers usability testing, interviews, ethnographic studies, focus groups and heuristic analysis. Located in New York, United States.
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