Silicon Valley is a nickname for the southern portion of the San Francisco Bay Area, in the northern part of the U.S. state of California. The “valley” in .Watch video With Thomas Middleditch, T.J. Miller, Martin Starr, Kumail Nanjiani. Follows the struggle of Richard Hendricks, a silicon valley engineer trying to build his .The latest Tweets from Silicon Valley @SiliconHBO . Changing the way things change. New episodes of SiliconValleyHBO Sundays at PM. Silicon Valley.The official website for Silicon Valley on HBO, featuring videos, images, schedule information and episode guides..