Ambient Sound Investments invests into GuardTime

Ambient Sound Investments invests in a second investment round into Estonian-based digital stamp service developer GuardTime.

GuardTime (www.guardtime.com)
GuardTime was established by information security experts Märt Saarepera, Ahto Buldaas and investment group Ambient Sound Investments. GuardTime develops technology for verifying the integrity of digitally archived documents.

Ambient Sound Investments (www.asi.ee)
Ambient Sound Investments is an investment company of four Estonian co-founders of Skype, using its assets to fund budding international technology enterprises. ASI is mostly focusing on Eastern Europe and Russia, searching companies that are developing new technologies or based thereon to be added to its investment portfolio.