Entel: Entel is a major Bolivian telecommunications company, headquartered in La Paz, Bolivia. It was nationalized in 2008. GSM-1900 (GPRS, EDGE),850 MHz UMTS, HSPA+,700 MHz LTE.
Tigo: Millicom is an international telecommunications and media company. It offers a range of digital services to more than 63 million customers primarily under the Tigo brand in fourteen markets in Africa and Hispanic America. Its online partnerships are active in more than 40 markets. Millicom was one of the earliest pioneers of mass consumer mobile telephony and was formed in 1990 when Millicom Incorporated merged with the Swedish investment company Industri for valtnings AP Kinnevik. Since then, the firm has seen annual revenue grow to $7.2billion, driven mainly by mobile phone services and, increasingly, by data, with an expanding portfolio of cable, satellite, broadband, e-commerce, Mobile Financial Services, B2B and other media.D-AMPS,GSM-850 (GPRS, EDGE),850 MHz UMTS, HSDPA,LTE.
Trilogy: Trilogy International Partners, LLC is an American privately held wireless telecommunications company based out of Bellevue, Washington. Trilogy’s international subsidiaries are Viva Bolivia, 2degrees and Viva República Dominicana. Trilogy manages GSM in Bolivia, GSM, UMTS/HSPA and LTE and New Zealand (58.66%), and GSM and CDMA technologies in the Dominican Republic for mobile phones and Internet services.The company also owns Trilogy International Enterprises, LLC, Trilogy International Marketing and Trilogy International Software, LLC. In these companies provides international long distance services, software programs and marketing sales into Trilogy’s Latin American and Caribbean operations. Comcel Haiti, their company in Haiti, was sold to Digicel group on March 30th 2012.GSM-1900 (GPRS, EDGE),850 MHz UMTS