
Trusted Property Maintenance Across Southern California
Janssen Commercial Services is a privately held commercial property maintenance company proudly serving the Southern California region. Our philosophy is simple: PROMISES MADE. PROMISES KEPT.
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With over 100 years of combined experience, our team has held supervisory, management, administrative, and ownership roles across every facet of the industry. Our extensive expertise includes Class A, B, and C office buildings, retail and
lifestyle centers, schools, medical facilities, and industrial complexes, with service areas ranging from Santa Barbara to the San Diego border and extending into Coachella Valley. We are equipped to handle properties, projects, and challenges of any scale.
Principals
Meet the people behind the promise. Our leadership team brings decades of hands-on experience and a deep commitment to client relationships, quality service, and operational excellence. We’re not just managing properties—we’re building trust, one partnership at a time.


