WHAT WE DO
For over 100 years, GRBS has been recognized by our customers as the best provider of contract cleaning professionals in our industry. Servicing Commercial Office Buildings, Light Industrial Facilities, K-12 School Districts, Government Buildings, Airports, Medical Facilities, Colleges and Universities, GRBS is one of the most diverse Custodial Providers in the Midwest!
We now service over 30 million square feet in Michigan, Illinois and Indiana with over 1,300 employees.
SDS BOOKS A-H (Introduction, Table of Contents, Pages 1-394)