Helsinki, Finland - Supponor, a provider of digital billboard sports advertising, announced on Wednesday that it has raised $8.8 million in its first round of venture capital, led by Northzone Ventures and previous backer Conor Venture Partners.

San Francisco - DoubleTwist, a start-up launched by notorious Norwegian hacker Jon Lech Johansen (aka DVD Jon) and partner Monique Farantzos, on Monday announced the launch of its platform for media-sharing and the closing of a first round of venture capital financing, from Index Ventures and Northzone Ventures.