Cubetree was founded in 2008 and is backed by Mitch Kapor and Trinity Ventures. CubeTree, the collaboration suite built on an enterprise social networking platform.
CubeTree is an enterprise suite and it looks like the thing you might have already seen in Facebook and FreindFeed. With CubeTree, employees can share ideas across their organization, get feedback from people and find thought leaders. In addition to empowering employees, CubeTree also includes policy controls that give IT administrators the ability to ensure the product complies with corporate policies. It is delivered as a software service and is designed for enterprises ranging from start-ups to global companies.