| Firstweb | Western Cape |
| FiveFriday | Gauteng |
| Fixmycomputer | Gauteng |
| Flame Design | Western Cape |
| Flavius Mareka TVET College | |
| Flickerleap | Gauteng |
| Flint Studio Ltd | Gauteng |
| Floatpays (Pty) Ltd | |
| Flow Living (Pty) Ltd | |
| Fluidity Software Solutions | Western Cape |
| Fluxcon | Gauteng |
| FocalCom | Gauteng |
| Focus Poynt | |
| Forest Technologies | Gauteng |
| Formrater Systems | Gauteng |
| Formula D Interactive | Western Cape |
| Founders Factory Africa | Gauteng |
| Foxinni | Western Cape |
| Franc Group (Pty) Ltd | Gauteng |
| Freedom Studios | Western Cape |
| Freedom Studios | |
| Freelance Designers | Western Cape |
| FreshMark Systems | Eastern Cape |
| Frogg | Eastern Cape |
| Frogi Designs | Northern Cape |
| Fujitsu South Africa | Gauteng |
| Fundamental Software (Pty) Ltd | Western Cape |
| Fusebox | Gauteng |
| Fusspot | Western Cape |
| FutureSoft | Gauteng |
| Fuzion Digital | Western Cape |
| G Web Design (Pty) Ltd | Gauteng |
| GAAP Point of Sale | Gauteng |
| Gadget | Gauteng |
| Galactic Digital (Pty) Ltd | |
| Galdon Data | Gauteng |
| Galix (Pty) Ltd | Gauteng |
| GamCo | Gauteng |
| Gamelogic | Gauteng |
| GAPdesign | |
| Garden Route Solutions | Western Cape |
| Garmin South Africa | Gauteng |
| GBS Network Solutions | Western Cape |
| Gendel Strategic Marketing Group | Gauteng |
| GenSix Digital | Western Cape |
| GEO Data Design | Western Cape |
| GeoSpace International (Pty) Ltd | Gauteng |
| Geotab | Gauteng |
| GetSmarter | Western Cape |
| GetWeb | Western Cape |