800 N Haven 250, Ontario, California 91764

Seize a premier opportunity in the prestigious Ontario Airport submarket with this exceptional ±80, 828 SF, 4-story Class-A office building. Strategically positioned with direct access to I-10 via Haven Ave and just minutes from I-15 and I-60, this property offers unmatched connectivity. Key highlights include Ample Parking: 5/1, 000 parking ratio with covered and reserved spaces available. High Visibility: Prominent building signage for qualified tenants. Secure Access: Card key entry system ensuring safety and convenience. Featuring full-service gross leases, professional management, and meticulous maintenance, this property delivers both convenience and an elevated corporate image. Suite #250 offers approximately 1, 549 square feet of well-designed professional office space. The suite features a welcoming reception area, a conference room ideal for meetings and presentations, three private offices, and a breakroom with sink for added convenience. The efficient layout provides a comfortable and functional workspace suitable for a variety of professional or administrative uses. Available August 1, 2026, this suite presents an excellent opportunity for businesses seeking a professional office environment in a desirable location.