DataGridView Extension is a component that extends the basic DataGridView control (provided with .NET 2.0 Framework) with additional functionality. DataGridView Extension allows both developers and end users to control specific features of the DataGridView control in runtime environment. As part of these features, the appearance and behavior of the control could be modified also. DataGridView Extension provides additional functionality, such as exporting of data and visualization to Excel documents and Html pages, searching for text in the control and theme management. Major functionality of DataGridView Extension is that it allows persistence of all changes made to the control: its columns widths, ordering, headers width and height, appearance and behavior. DataGridView Extension has the ability to manage multiple DataGridView controls in a single project and to store all user settings for every and each of them. DataGridView Extension allows saving of themes defined by the customer. Themes greatly reduce the labor needed to set a professional looking application. Customers can change the entire application’s look and feel with a single click by changing the default theme. Themes can be saved in different applications and even backup. The DataGridView Extension comes with a set of custom column types that will give the developer additional functionalities of the grid itself.