MTN: MTN Group, formerly M-Cell, is a South Africa-based multinational mobile telecommunications company, operating in many African, European and Asian countries. Its head office is in Johannesburg. As of 30 September 2015, MTN recorded over 300 million subscribers across its operations.GSM-900/1800 (GPRS, EDGE)900/2100 MHz UMTS, HSDPA.
Vodafone:Vodafone Ghana, formerly Ghana Telecom, is the national telecommunications company of Ghana. In 2006, it had around 400,000 customers for fixed and mobile telephony and Internet services.On 3 July 2008, the sale of the company for $900 million to Vodafone group was announced. After the transaction closed, Vodafone had a 70% stake in the company, while the Ghanaian government retained a 30% stake.On 16 April 2009, the company was rebranded as Vodafone Ghana.GSM-900 (GPRS, EDGE)2100 MHz UMTS, HSDPA.
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 Industrialization 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.
Airtel: Airtel Africa is a subsidiary of Indian telecommunications company Airtel, that operates in 17 countries across Africa. It operates a GSM network in all countries, providing 2G or 3G or 4G depending upon the country of operation.GSM-900 (GPRS, EDGE)2100 MHz UMTS, HSPA+.
GLO: Globacom Limited (or GLO) is a Nigerian multinational telecommunications company headquartered in Lagos, Nigeria. GLO is a privately owned telecommunications carrier that started operations on 29 August 2003. It currently operates in four countries in West Africa, namely Nigeria, Republic of Benin, Ghana and Côte d’Ivoire.As of June 2009, the company has employed more than 2,500 people worldwide.GSM (GPRS, EDGE)2100 MHz UMTS, HSPA+
Expresso Telecom: Expresso is an African telecommunications services company. It’s provides telecommunication services in five African markets: Mauritania, Senegal, Guinea, Ghana and Nigeria. Expresso offers a wide range of products and services to meet the needs of cstomers. Expresso is a key player in the implementation of the Africa Coast to Europe (ACE) submarine cable. Sudatel owns 75% of the total Expresso shares.In 2006, Mauritania’s Chinguitel was Expresso’s first ‘green field’ operation, acquiring a licence to operate as a telecom operator. Sudatel share in Chinguitel is 68%.By August 2007, Chinguitel established a CDMA network, providing full coverage across the country.In November 2007, Expresso Senegal became Expresso’s second ‘green field’ operation, licensed to operate as a telecom operator in Senegal. Sudatel share is Expresso Senegal is 75%