3333 Concours St., Building 4 presents a rare opportunity to acquire a high-image, two-story professional office building ideally suited for an owner-user seeking to establish a long-term presence in Ontario’s Airport Area. The property offers approximately ±11,628 SF of improved office space with a flexible layout that supports full or partial occupancy, allowing an owner-user to occupy immediately while generating supplemental income from additional suites if desired. Strategically located within the prestigious Concours Plaza business park, the property benefits from excellent freeway access (I-10, I-15, 210) and close proximity to Ontario International Airport, making it highly attractive for professional, medical, and corporate users.