In a Series C funding round, led by Steamboat Ventures, Incubic Venture Capital, and Monitor Ventures, the mobile game advertising network Greystripe has raised $5.5 million. In its earlier two funding rounds, the company had secured a total of $10.1 million.

In a recently closed funding round, $7.5 million have been raised by RazorGator, the industry pioneer for 'hard-to-get tickets' for sold-out sports and entertainment events the world over. The round was led by the company's current investors - Kleiner Perkins Caufield & Byers, Oak Investment Partners, and Steamboat Ventures.

A $2 million second round of funding has been closed by Fantzer, for its wiki-fashion summative celebrity trend tracking site - Coolspotters! The round was led by Steamboat Ventures and Second Avenue Partners, both of whom also led the first $1.87 million funding round for the Collinsville, Connecticut-based company.