GMSI Cleaning Services - Past Clients

The Long List...

There is a very long list of GMSI (formally Unique Building Services) clients, and it's growing each day. One of the most powerful forms of advertising is "Word of Mouth", and it has been the major advertising tool used by GMSI for getting the word out about the quality and commitment we have to getting the job done, right, on time.

Selected past Clients...

The Home Depot

The Beer Store