e resources to mount more sophisticated marketing campaigns. In addition, the industry has benefited from a slimmed-down structure with cus- tomers divided among a more limited number of carriers. These mergers often are for companies with cloud and managed service infrastructure in the form of data centers and the technical staff to support these computer services. Table 3-6 lists a sampling of mergers between competitive providers. Competition, Industry Structures, and Regulations Table 3-6 A Sampling of Competitive Provider Mergers Acquired Information about Acquired Parent Company Company: Year Company EarthLink Deltacom: 2010 Owned a fiber-optic network in the Formerly sold Internet Southeast. Offered services to small access to residential and midsize businesses. and business customers. One Communications was created Now concentrates on Communications through a 2006 merger between business customers. (DBA One CTC Communications, Conversent Comm): 2010 Communications, and Choice One Communications. Offered voice and data services in the Northeast, Mid- west, and mid-Atlantic regions. Level 3 TelCove: 2006 Owned a fiber-optic network on Originally sold mainly the East Coast plus facilities within wholesale IP over its cities. global fiber network. Progress Telcom, All owned fiber networks in many of Due to a series of pur- ICG Communi- the same markets as Level 3. chases of smaller com- cations, WilTel petitive local exchange Communications carriers (CLECs), it now Corp.: 2006 offers hosting and data Broadwing Corp.: Sold services to business custom- services to business and ers, Internet access, and wholesale government customers. transmission to carriers on its Also provides con- 19,000-fiber network. Sold service tent delivery network throughout the United States. Was (CDN) service, in which headquartered in Austin, Texas. it stores frequently Looking Glass Owned fiber networks and connec- requested entertainment- Networks: 2007 tion facilities for other carriers in related web content near customers. CDN 