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| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| Feimer, Mike J | Yankton, SD | — | Installer | — |
| Feistner, Cory | Woonsocket, SD | — | Installer | — |
| Ferguson, Benjamin | Rapid City, SD | — | Installer | — |
| Ferguson, Chuck D | Hermosa, SD | — | Installer | — |
| Fettig, Jay | Vale, SD | — | Installer | — |
| Filip, Kevin | Pringle, SD | — | Installer | — |
| Finn, Troy | Sturgis, SD | — | Installer | — |
| Flisrand, Brian | Florence, SD | — | Installer | — |
| Flynn, Gabe | Irene, SD | — | Installer | — |
| Fogelman, Michael | Fulda, SD | — | Installer | — |
| Fonder, Ethan | Badger, SD | — | Installer | — |
| Ford, Trevor | Nemo, SD | — | Installer | — |
| Forkner, Bryon L | Box Elder, SD | — | Installer | — |
| Fowle-Ludlow, Kyle | Blackhawk, SD | — | Installer | — |
| Fretham, Thomas | Clear Lake, SD | — | Installer | — |
| Friesen, Isaac | Hot Springs, SD | — | Installer | — |
| Fritz, Chad | Raymond, SD | — | Installer | — |
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