Hi Salim,
open your .brd file. File-import-dxf. A window will pop up(Refer to attachment DXF). Browse your company logo.dxf file .
Provide your DXF created units properly. Pick incremental addition. Pick Edit\View layers. A window will pop up (Refer DXF-EDIT-VIEW attachment) .
Pick sellect all . Provide the class and subclass names in which you need your imported logo.Pick- MAP and ok. Pick- Import.
Your logo will be imported.
Before importing , view your company logo.dxf using any viewers.
Thanks,
Shabu.