215 Oneill Avenue presents a high-quality industrial flex opportunity strategically positioned in the heart of Belmont’s thriving business corridor. This versatile asset offers a polished blend of professional office finishes and efficient warehouse functionality, making it well suited for a wide range of operational uses. The office component features high-image glass-lined finishes and a conference room environment designed to support team collaboration and client-facing needs. The warehouse area provides generous open space enhanced by natural light, creating an optimal setting for production, distribution, storage, or creative industrial applications. Five grade-level doors provide excellent access for logistics and movement of goods, while the approximately 20-foot ceiling height supports vertical racking systems, equipment clearance, and flexible workflow configuration. The property is equipped with a fire sprinkler system, four restrooms split between office and warehouse areas, and robust power capacity of 600 amps at 110/240 volts, three-phase—an important advantage for users requiring heavier electrical loads or equipment. Two separate gas services further expand utility capabilities. Convenience is a standout feature of this location. Positioned just off Highway 101, the site provides seamless regional connectivity to San Francisco, Silicon Valley, and surrounding peninsula markets. The property also benefits from nearby amenities including restaurants, retail, and essential services, supporting both workforce convenience and business operations. Approximately 16 off-street parking spaces enhance accessibility for onsite teams and visitors. With the additional possibility of securing an extra non-contiguous warehouse bay within the project, the offering provides flexibility for businesses seeking scalable space in a supply-constrained Peninsula industrial market. Overall, the property delivers a rare combination of quality improvements, functional design, and prime positioning—an ideal solution for users seeking a modern, well-located industrial environment.