In October 2007, Webroot AntiVirus with AntiSpyware and Desktop Firewall was released with added firewall protection feature. The company introduced antivirus protection with the launch of Spy Sweeper with AntiVirus in 2006. In 2002, Webroot launched a spyware blocking and removal product called Webroot Spy Sweeper. Investors include venture capital firms such as Technology Crossover Ventures, Accel Partners and Mayfield. Webroot was founded on 5 July 1997 when Steven Thomas and his girlfriend Boulderite Kristen Tally launched Webroot's first commercial product, a trace removal agent called Webroot Window Washer.

The company was founded in Boulder, Colorado, US, and is now headquartered in Broomfield, Colorado, and has US operations in San Mateo and San Diego, and globally in Australia, Austria, Ireland, Japan and the United Kingdom. is an American privately-held cybersecurity software company that provides Internet security for consumers and businesses.

( June 2021) ( Learn how and when to remove this template message) It may require cleanup to comply with Wikipedia's content policies, particularly neutral point of view. A major contributor to this article appears to have a close connection with its subject.

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