Cosompolitan Building Services provides janitorial and cleaning services for over seven million square feet in 450 commercial and industrial buildings throughout the Chicago Metropolitan and suburban areas.

Cosmopolitan Building Services specializes in construction and remodeling project clean-up services in the Chicago Metropolitan and suburban areas.

The Occupation Safety and Health Administration(OSHA) wants a safe and healthy work place for all workers.

Cosmopolitan Building Services recognizes that all members of the community are responsible for the protection of the environment.