Ground zero Downtown San Jose Retail with Office above. Original Bank of America building with past Occupants: Verizon & Pete's Coffee. Downtown is a major tech cluster in Silicon Valley. It is home to Adobe World Headquarters, Zoom HQ, BEA Systems HQ, and numerous facilities and offices of major tech companies, including Amazon Lab126 and Google. The Bay Area's largest news organization, the Mercury News is headquartered on St. James Park. Downtown San Jose has a large concentration of hotels and hospitality services in San Jose, including The Westin San Jose, the Hilton San Jose, Marriott San Jose, Sheraton San Jose, largely concentrated near the San Jose Convention Center.