| Greenberry | |
| Greenchoice | |
| Greener Power Solutions | |
| Greenfield Consult | |
| GreenFlux Assets B.V. | |
| GreenFox Social Return B.V. | |
| Greenhost | North Holland |
| Greenhouse Cleantech Incubator | Gelderland |
| Greenjobs.nl | |
| GreenRoutes | |
| Grendel Games | Friesland |
| Grensloos e-logistics & e-commerce | North Brabant |
| GrepS | Overijssel |
| GreyNet International | |
| Gribb | |
| Grid Webdesign | South Holland |
| Grip Online | South Holland |
| Grizzly New Marketing B.V. | North Brabant |
| Groundwater Technology B.V. | |
| Group 2000 Nederland B.V. | Overijssel |
| Group Office | North Brabant |
| Group7 | |
| Growth Tribe | |
| GS1 Nederland | North Holland |
| GSM Eindhoven | North Brabant |
| GSM Sarkis | |
| GSMpunt B.V. | Overijssel |
| GSMShop | South Holland |
| GSN B.V. | North Holland |
| GTV | North Brabant |
| Guapa Media | Groningen |
| Guardey B.V. | |
| Guerrilla | North Holland |
| Guidance B.V. | South Holland |
| Guide-IT | Utrecht |
| GULBEDEN IT-Solutions | Gelderland |
| GUTS Tickets | |
| GWD Reclame | |
| H&F Electronics B.V. | Limburg |
| H1 Webdevelopment | South Holland |
| H2W Partners | North Brabant |
| H@ND International B.V. | North Holland |
| HaasOnline Software B.V. | |
| Hackages | |
| Hackers & Founders | North Holland |
| Hadrian | |
| Hague Centre for Strategic Studies | |
| Hague Institute for Innovation of Law | |
| Haicom Europe GPS | North Brabant |
| HAL Allergy B.V. | |