| Growloop | |
| GSM Electric AB | |
| Guard Therapeutics AB | |
| Gullspång Invest | Stockholm |
| GWEN | |
| Gycom Svenska AB | Stockholm |
| GydEd | |
| Gyros Protein Technologies AB | |
| Gyros Protein Technologies AB | |
| H&D Wireless | |
| H-Vision | |
| H2 Green Steel | |
| H2 Health Hub | |
| Habeno | |
| Habia Cable AB | Stockholm |
| Hack for Earth | |
| Hackyard | |
| Hailey HR AB | |
| Hakim El Hattab | |
| Haldor AB | |
| Halebop | Stockholm |
| Hallin Information Technology AB | Stockholm |
| Halon Security AB | Västra Götaland |
| Hamatech AB | |
| Hamlet Pharma AB | |
| Handheld Group AB | Västra Götaland |
| Handiscover Sweden AB | |
| Hansa Biopharma AB | |
| Hantverksdata | |
| Happiness | Stockholm |
| Happybooking | |
| Happyr AB | |
| Haxx | |
| Haysquare | |
| Health Integrator | |
| Health Integrator AB | |
| HealthCap | Stockholm |
| Heap Carsharing | |
| Heart Aerospace | |
| Heart Aerospace | |
| Heartpace | |
| HECLA IT-Lösningar AB | Dalarna |
| Heddata AB | Stockholm |
| Hedin Data | Stockholm |
| Hedvig AB | |
| Heep Agency AB | |
| Hejfin | |
| Hektar | |
| Helios Innovations | |
| Heliospectra AB | |