Silicon Alley Manhattan. Silicon Alley initially also used to extend to Dumbo, a neighborhood in Brooklyn. Columbia University and NYU's leaderships were especially important in the alley's early development. The term Silicon Alley may have originated in 1995 by a New York staffing recruiter, Jason Denmark, who was supporting clients in the newly dubbed technical hub in downtown Manhattan; in an effort to attract candidates who, at that time, were focusing on positions in Silicon Valley, he posted in public usenet postings of Object Technology Developers, job ads with the Silicon Alley label. "Subject: NYC - silicon ALLEY" shows up in an
Silicon Valley Silicon Valley Silicon Valley (sometimes abbreviated as SV) is a region in the southern San Francisco Bay Area of Northern California which serves as a global center for high technology, innovation and social media. It corresponds roughly to the geographical Santa Clara Valley. San Jose is the Valley's largest city, the third largest in California, and the tenth largest in the United States. Other major Silicon Valley cities include Palo Alto, Menlo Park, Cupertino, Santa Clara, Mountain View, and Sunnyvale. The San Jose Metropolitan Area has the third highest GDP per capita in the world (after Zurich, Switzerland and Oslo,