Tele2 Sweden has acquired the 50% of shares that it did not already own of niche GSM network operator Spring Mobil from Swefour for approximately SEK100 million (USD12.7 million) on a cash and debt free basis, reports Dow Jones Newswires. Spring Mobil specialises in the Swedish business market with integrated ‘One Phone’ communications solutions, and had revenues of around SEK206 million in 2009. The deal requires approval by the Swedish competition authority.