Union Bankshares Corporation announced that, consistent with the previously announced chief executive officer transition plan, John C. Asbury has become chief executive officer of the holding company and G. William Beale has become executive vice chairman.  Union also named L. Duane Smith, Jr. as Senior Vice President and Chief Marketing Officer. Smith replaces W. Olen Thomas who retired after serving as chief marketing officer since 2003.  Smith was most recently Head of Brand Marketing at Vonage.  Prior to Vonage, he spent 16 years at Capital One ultimately becoming Vice President of Card Marketing.