Russian billionaire Mikhail Fridman’s investment business LetterOne (L1) has made a strategic investment for an undisclosed sum in Qvantel, a Finnish cloud-based mobile network management software supplier. The owner of Russia-focused telco VimpelCom said in a statement that it is investing in B2B and B2C disruptive technologies in the telecoms and technology sectors. Russian billionaire Mikhail Fridman’s investment business LetterOne (L1) has […]