EXT, or Extensions, Inc., is a fully reporting public company trading under the stock symbol EXTI.  For the past three years, EXT has developed intellectual property surrounding the future intersection of search engines and social networks. 

EXT is engaged in the development and application of their proprietary tool set within specific projects.  As a project matures, it becomes a subsidiary of EXT.  Currently, EXT has four such subsidiaries:

This structure allows shareholders of EXT to own an interest in all of EXT's projects, as well as EXT's intellectual property pool.