GMMB, Inc.
| Use attributes for filter ! | |
| Founders | Jim Margolis |
|---|---|
| Number of locat | Seattle |
| San Francisco | |
| Date of Reg. | |
| Date of Upd. | |
| ID | 4226763 |
About GMMB, Inc.
GMMB, Inc. is a political communications and advertising firm based in Washington, D.C., with additional offices in Seattle and San Francisco. Founded by Jim Margolis, it is the largest Democratic consulting firm in the United States.