| Name | Phone | Category |
| Game Truck of Iowa | (515) 564-9111 | Business Services |
| Gardner Homes | (515) 491-0879 | Contractor |
| Gateway Insurance Services | (515) 965-4600 | Insurance-Finance |
| Susan Geddes | 515-224-4819 | |
| Giovannetti, E.J. | (515) 286-3119 | Individual Membership |
| Giovanti Homes, LLC | (515) 965-0029 | Contractor |
| The Girls Room, Inc. | (515) 289-2589 | Fitness |
| Glenwood Place Assisted Living | (641) 752-8410 | Health Care |
| Global Reach Internet Productions | (515) 296-0792 | Computer |
| Godfather's Pizza | (515) 964-5233 | Restaurants |
| Godfather's Pizza | (515) 965-0003 | Restaurants |
| Goodwill Industries of Central Iowa | (515) 963-0209 | Organizations |
| Graham Construction Co. | (515) 699-7148 | Contractor |
| Graham Tire Co. of Ankeny Inc. | (515) 964-5985 | Automotive |
| Grand View University | (515) 263-2802 | Education |
| Great American Outdoor | (515) 964-0611 | Retail-Shops-Stores |
| Great Southern Bank | (515) 963-2602 | Finance |
| Greater Des Moines Convention Bureau | (515) 286-4960 | Facilities |
| Greater Des Moines Partnership | (515) 286-4998 | Organizations |
| Green Bean Landscapes, LLC | (515) 339-2085 | Design Services |
| Greenberg's Jewelers | (515) 965-9555 | Retail-Shops-Stores |
| Green's Appliance, Heating & Cooling | (515) 323-0680 | Contractor |
| Griff's Valley View RV Park & Campground | (515) 967-5474 | Parks & Campgrounds |
| Group Benefits, LTD | (515) 453-8207 | Insurance-Finance |
| The Growing Concern | (515) 243-3038 | Design Services |
| Growing Family Fun | (515) 964-2640 | Entertainment-Recreation |
| GTS Tree Service, Inc. | (515) 289-2778 | Lawn Maintenance |
| Gurnsey Electric | (515) 964-7004 | Contractor |