Stealthy security startup Icebrg.io raises $2.5M from Madrona and other investors by Blair Hanley Frank on December 4, 2014December 4, 2014 at 6:55 am Icebrg.io, a Seattle-based security startup, has raised $2.5 million in a round of seed funding led by Madrona Venture Group, with participation from Formation 8 and other investors. The company… Read More