Green Hippo

Green Hippo, a privately owned company and a subsidiary of tvONE, is headquartered in the UK with operations in London and LA, providing solutions and support to users, distributors, and installers worldwide. Founded in 2000, the company employs approximately 30 individuals and reported $3.3M in revenue as of 2023. Green Hippo specializes in the design and manufacture of hardware and software products for realtime manipulation of video within the live event and AV industries. Its Hippotizer range, currently in its fourth generation, delivers realtime video playback for television sets, including X-Factor, The Oscars, and Super Bowl halftime shows. The system is also used in theatre productions such as Love Never Dies and American Idiot, and by rock and roll tours for artists like Take That, Bruce Springsteen, and George Michael, where its flexibility and reliability are applied. Hippotizer media servers are deployed by major rental companies and owner operators globally. Furthermore, the company developed AViary Video Tools, a suite of devices engineered for flexible video playback and output mapping, enabling users to adjust display parameters such as aspect ratio, screen positioning, and rotation, and to integrate mixed display configurations without compromising usability.