| GN Solutions | |
| Go2ops | |
| Go3.pl | Łódź |
| GoCloud Polska Sp. z o.o. | |
| GOG Sp. z o.o. | |
| GogoApps | |
| Gogomedia | |
| GOLDWEB Strony internetowe | West Pomeranian |
| Goliath | |
| Goodc Sp. z o.o. | |
| GoOnline | |
| GoPOS Sp. z o.o. | Lesser Poland |
| Gorilla Software | |
| Gorillas.dev Sp. z o.o. | |
| Górnośląska Wyższa Szkoła Przedsiębiorczości im. Karola Goduli | |
| Gorrion | |
| GoTechnologies | |
| Gotiva Sp. z o.o. | |
| Gotoma SH Sp. z o.o. | |
| Graff | Lower Silesian |
| Graficzne.pl | Pomeranian |
| Grafiduo Sp. z o.o. | |
| Grafinet Sp. z o.o. | Masovian |
| Grafit Agency | |
| GRAL | Pomeranian |
| GramSoftware Sp. z o.o. | Masovian |
| Grand Media | Podlaskie |
| Graphicbox Sp. z o.o. | |
| GraphQL Editor Sp. z o.o. | |
| Gravity Off | |
| Graylight Imaging | |
| Green Cell | Lesser Poland |
| Green Parrot | |
| Greenbin | |
| Greenice | |
| GreenSoft | Silesian |
| Greg Szczotka | |
| Grenton Sp. z o.o. | |
| GRINN Sp. z o.o. | |
| GROneT | Silesian |
| Grow Consulting | Masovian |
| Grupa Brokerska QUANTUM Sp. z o.o. | |
| Grupa E Sp. z o.o. | Silesian |
| Grupa Forex | Subcarpathian |
| Grupa Gamedia.pl Sp. z o.o. Sp. k | |
| Grupa Improve Sp. z o.o. | |
| Grupa Internetowa Sp. z o.o. | Pomeranian |
| Grupa K.T. Media | Lublin |
| Grupa KKI-BCI | Lesser Poland |
| Grupa Marketingowa TAI Sp. z o.o. | Masovian |