Wikipedia
ShadowTV
ShadowTV, founded in 2001, provides all-digital continuous-access to live and archived television content via the web through the use of their patented technology. ShadowTV operates two divisions ShadowTV Monitoring, and ShadowMedia.
In 2008 Republican and Democratic National Convention named ShadowTV as their official monitoring service.
In 2009 Cengage announced it would use video from ShadowTV's seven-year archive to supplement its current archive of news broadcasts.