VC firm Andreessen Horowitz announced that it has raised $1.5 billion for its Fund III. Co-founder and general partner Ben Horowitz explains, “Fund III is all about extending our capabilities to more disruptors and pioneers. We’re remaking the modern venture …

The way in which it’s done so is a bit unusual, but the venture capital firm founded by Marc Andreessen and Ben Horowitz has thrown its weight behind Twitter.  A report’s indicated Andreessen Horowitz spent something like $80 million to buy into the company.

Kara Swisher wrote this afternoon, "Andreessen Horowitz has invested more than $80 million in Twitter via purchasing stock in secondary markets."

Foursquare has announced that it’s closed a new $20m Series B round of funding with Union Square Ventures, O’Reilly AlphaTech Ventures and new partner, Andreessen Horowitz.

Marc Andreessen and Ben Horowitz have started a new venture capital firm called (appropriately) Andreessen Horowitz.

Andreessen serves on the boards of both eBay and Facebook, and is a chairman of the board of Ning, which he also co-founded. His biggest claim to fame was co-founding Netscape.