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Commercial Cleaning Companies in St. Louis, MO

These are the 15 most-reviewed janitorial and commercial cleaning companies within about 25 km of St. Louis with a Google rating of 4.0 or higher, based on Google Maps data pulled October 22, 2026.

How this list was built

We pulled Google Maps listings categorized as janitorial or commercial cleaning services within about 25 km of central St. Louis on October 22, 2026 (our data provider last refreshed these listings between July 24, 2026 and October 7, 2026). We kept businesses that were not marked closed, had at least 5 Google reviews and an average rating of 4.0 or higher, and dropped house-cleaning-only, carpet-only and pressure-washing businesses. The list is ordered by number of Google reviews. Ratings and review counts change daily, so check each company's current Google listing before you hire.

No company paid to be listed. If you run one of these businesses and something is wrong, the Google listing is the source; correct it there and it will update here on our next refresh.

Services

Janitorial Services · Office Cleaning Services · Post Construction Cleaning · Medical Office Cleaning · Warehouse Cleaning · Daycare Cleaning · Restaurant Cleaning · Gym Cleaning · Church Cleaning

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