Forbes has an interview with Titmouse head honcho, Chris Prynoski which mostly goes into info on the studio and all it's producing. However, there's one relevant tidbit at the end:
And as to rumors of a highly-anticipated return of The Venture Bros? Team Titmouse was tight-lipped in the interview, but Adult Swim has confirmed the new season will be out this summer.
So there you go! Summer is just around the corner, so now it's just a matter of when and how much Venture Bros. we'll have. Get ready!