| Colliers International | South Carolina brokers inducted into... John Montgomery, Chuck Salley, SIOR and Garrett Scott, SIOR of Colliers International | South Carolina have been named to the 2019 Everest Awards. The Everest Club recognizes Colliers professionals in the United States based on revenue production. Two Maids & A Mop™ Modernizes Residential Cleaning in... COLUMBIA, S.C. – Columbia’s need for a modern home cleaning service has been answered! Two Maids & A MopTM, the national residential cleaning company well-known for its focus on customer satisfaction through its “Pay for Performance” model, announced the opening of its new location in Columbia. | 