As of November 2, 2004, Primus Knowledge Solutions, Inc. was acquired by Art Technology Group, Inc. Primus Knowledge Solutions, Inc. provides knowledge management software that enables customer relationship management (CRM) implementations and drives for companies. It offers electronic communication solutions, such as email management, chat, and wireless solutions. The company also provides services, including software implementation, training, and support, as well as integration with CRM applications. Its products are used in various businesses, such as contact centers, help desks, Web self-service, and electronic communication channels, as well as human resources and sales. Primus Knowledge Solutions, Inc. was formerly known as Primus Communications Corporation. The company was founded in 1986 and is based in Seattle, Washington.