Linden Lab (singular, though even Lindens make that same mistake sometimes ;) is a privately held company. You can see the names of management and board members on their site here: About Linden Lab. read more
Linden Research, Inc., doing business as Linden Lab, is a privately held American Internet company that is best known as the creator of Second Life. Linden Lab Headquarters, San Francisco The company's head office is in San Francisco, with additional offices in Boston, Seattle, Virginia and Davis, California. read more
Linden Lab was founded in 1999 and is headquartered in San Francisco with additional offices in Seattle, Boston, Davis, and Charlottesville. read more