Have a look at the companies listed halfway down the page on http://danieltenner.com/open-cultures/ http://danieltenner.com/open-cultures/ . Not all qualify as

Have a look at the companies listed halfway down the page on http://danieltenner.com/open-cultures/ http://danieltenner.com/open-cultures/ . Not all qualify as purposeful orgs, but quite a few do. Reinventing Organisations, mentioned on this page too, is a book that studies a dozen examples of purposeful, open culture organisations, if you're interested in learning more about this.