A1 Bulgaria (previously known as Mtel or Mobiltel) is a telecommunications company in Bulgaria owned by A1 Telekom Austria Group. A1 Bulgaria was founded in March 1994 but was not launched commercially until September 1995 (as Citron). In 2001, M-Tel (the brand then) launched its prepayment sim cards which allowed customers to purchase credits prior to calling friends. This proved to be a great success and saw the number of customers using their network increase dramatically. The company had a market share of about 58% and 3,000,000 clients in September 2004. On 14 September 2006 M-Tel reached 4,000,000 clients. As of May 2006 the company has 4,400,000 subscribers and its market share fell to 51.1%. Its contract customers increased to 1.7 mln, while the profit per customer dropped to 9.9 euros for Q1 2007. More information...
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