Vulcan Materials en Martin Marietta Seeks to Take Over Rival <p>Raleigh-based Martin Marietta wants to merge with its main competitor.&nbsp; What started out as a private negotiation is now a hostile takeover.</p><p>Martin Marietta wants to merge with Birmingham, Alabama-based Vulcan Materials.&nbsp; The two companies are the U-S leaders in the production of rock, gravel, sand and other building materials. &nbsp; Ward Nye is the C-E-O of Martin Marietta.</p> Tue, 13 Dec 2011 14:35:00 +0000 Leoneda Inge 7120 at