I've been investing in two startup companies:

• SiriusCompany - co-founder and owner of 25% shares from 2000 to 2001.

• DevelerCompany - co-founder in November 2001. Owner of 50% shares until April 2007, currently 20%.

• SugarLabsFoundation - co-founder in November 2008. Currently an elected member of the Sugar Labs Oversight Board (SLOB ;-)