Major companies that have their corporate headquarters in California include Adobe, Apple, Blizzard Entertainment, Chevron, Electronic Arts, Google and YouTube. Certain industries are concentrated in certain areas. For example tech companies reside in the San Francisco Bay Area, entertainment companies are in Los Angeles and wine companies are in Napa and Sonoma counties.
The San Francisco Bay Area is home to many major tech and software companies, particularly the southern portion near San Jose known as Silicon Valley. Companies headquartered in this area include Adobe, Apple, Craigslist, Crystal Dynamics, Electronic Arts, Google, Hewlett-Packard, Informatica Corporation, Oracle, Sega of America, Twitter, Viz Media, VMWare and Zynga. Other major corporations headquartered in the area include Chevron, Sanrio, Varian Medical Systems, Sees Candies, Genentech, PDI/Dreamworks, Knight Ridder and Smart & Final.
The greater Los Angeles metropolitan area is also home to a number of corporate headquarters, most notably Disney, Taco Bell, the Richfield Oil Company, Metro-Goldwyn-Mayer, Directv, Boeing, Avery Dennison, Dole Foods, Edison International, Kaiser Permanente, Mattel, Nestle USA, Northrup Grumman, Paramount Pictures, Ralphs Grocery Company, Sketchers, Sony Pictures, Universal and Warner Brothers.
E & J Gallo Winery is headquartered in Modesto. Wine Group Incorporated is another major wine company in the region, headquartered in Livermore.