Selected portfolio companies
Hidden River has provided services for and has an economic interest in the following companies:
| Company | Stock Ticker/Private | Company Description |
 | Acquired by Velti (VEL.L) in June '10. | Media Cannon is a developer of mobile advertising tools and technology. The Media Cannon platform enables richer mobile advertising and mobile Internet user experience, as well as a series of mobile marketing "post click" interactions. |
 | Acquired by Velti (VEL.L) in May '09. | Ad Infuse is leading the industry in personalized mobile advertising solutions. Ad Infuse developed a technology platform that delivers relevant advertising experiences targeted to each mobile subscriber. |
 | Private | Jibe makes mobile applications for communicating with friends, discovering content, and having fun. |
 | Private | mBlox enables businesses to deliver and bill for mobile services and content around the world while simplifying the commercial and technical complexities involved. The company specializes in global operator connectivity and mobile billing, maintains connections to more than 500 mobile operators in 180+ countries through its carrier-grade network. |
 | Private | Moblyng is a player in mobile social media. Moblyng can detect and "mobilize" web-based photo and slide shows widgets and online video from any social media page or URL including Flash-based widgets. |
 | Acquired by Microsoft in | Powerset is applying its natural language processing to search, aiming to improve the way users find information by unlocking the meaning encoded in ordinary human language. Powerset's first product is a search and discovery experience for Wikipedia. |