San Francisco, CA, started 07-05 – automattic.com
The below information is taken from crunchbase.com
Automattic is a web development and blogware company which can attribute much of its success to its popular blog platform WordPress.com, an adaptation of the open source WordPress project. The company was founded by 20-something Matt Mullenweg who continues to be the primary developer and spokesman for the company. Former OddPost CEO and Yahoo Senior Executive Toni Schneider is CEO.
In addition to having 4 self-produced products (WordPress.com, WordPress.org, Akismet.com and bbPress) Automattic will now integrate Gravatar identity badges and all of Gravatar’s premium features into WordPress templates. Gravatar is Automattic’s first acquisition.
There are more than a million blogs hosted by Automattic, with thousands of new ones created each day.
Web 2.0: Who, What, Why, How 