Significant Cleaning Services Information

Significant Cleaning Services is a Bay Area commercial cleaning company providing janitorial, day porter, window cleaning, pressure washing, and floor care services for office buildings, tech campuses, and commercial properties. Since 1987, we’ve partnered with property managers and facility teams to deliver reliable, high-quality cleaning services that help buildings stay safe, professional, and well maintained. With 200+ trained employees, our team supports properties across the Bay Area with scalable crews, professional equipment, and a commitment to long-term client relationships. Services • Commercial Janitorial • Day Porter Services • High-Rise Window Cleaning • Pressure Washing • Floor Care • Facility Maintenance Serving the Bay Area since 1987. Still here. Still Significant.