Montague Exchange Center’s Suite 501/503 at 780 Montague Expressway is a ±5,040 square foot flex/R&D space available for sublease in San Jose, California. The suite features a modern, functional layout with approximately 20% office, 50% lab, and 30% warehouse space, complemented by three grade-level loading doors. The premises include three restrooms, a kitchenette, and a breakroom, supporting both operational efficiency and employee well-being. With 500 amps of power at 120/208 volts, high-speed Comcast internet, and a 3.0/1,000 parking ratio, the property is well-equipped for a range of business needs. The location offers immediate access to Interstate 880 and is surrounded by numerous amenities, including dining, retail, fitness, and hospitality options. The sublease is available through August 31, 2026, with longer terms possible directly with ownership.