Google has hired Ingenhoven Architects, a German firm that specializes in sustainable architecture and has completed award-winning green designs from Sydney to Stuttgart, to develop plans for what could total nearly 600,000 square feet of space. Google currently owns or leases about 4.3 million square feet of space in Mountain View, according to its securities filings. — mercurynews.com

Google has hired Ingenhoven Architects, a German firm that specializes in sustainable architecture and has completed award-winning green designs from Sydney to Stuttgart, to develop plans for what could total nearly 600,000 square feet of space. Google currently owns or leases about 4.3 million square feet of space in Mountain View, according to its securities filings. — mercurynews.com