[Apple] has staff scattered in rented buildings throughout the city. The plan for the future campus puts 12,000 to 13,000 employees inside a single four-story oval building. Jobs made a convincing case for what he calls "a shot at building the best office building in the world." By moving parking underground, 80% of the 150-acre property will be landscaped. Apple has hired the lead arborist from Stanford to fill it with 6,000 trees, and the company will build its own energy center power source. — mashable.com
We assume this design is by Norman Foster, judging from the design and rendering style, but we don't have confirmation.