Sunflower Excel .Net sharewareScreenshot 

Sunflower Excel .Net is a non-graphical component that enables in windows applications to convert automatically Excel Spreadsheet XLS to HTML . It also supports converting XLS files to other Microsoft Excel(R) files such as CSV, TXT, XML, XLSX (only for Microsoft Office(R) 2007 and above). The component requires Microsoft Office(R) installed.

 

Screenshot of Sunflower Excel .Net