| Invajo AB | |
| Invajo International AB | Stockholm |
| Invector Embedded Systems AB | Skåne |
| Investerare Sydost | |
| Investment AB Öresund (publ) | |
| Investment AB Spiltan | Stockholm |
| Investor AB | |
| InviSense | |
| Invoice Mobile | |
| Invoier | |
| Invono | |
| Invotech Solutions AB | |
| Inzomia | Uppsala |
| IO-dit | |
| iOpinion | |
| IOPSYS Software Solutions AB | |
| IP-Only Telecommunication AB | Uppsala |
| Ip-Solutions | Stockholm |
| iP1sms | Västra Götaland |
| IPercept Technology AB | |
| Iptor | Stockholm |
| IQoro | |
| Irisity | |
| IRLAB Therapeutics AB | |
| IRRAS AB | |
| IRRIOT AB | |
| Irusri AB | |
| Isofol Medical AB | |
| ISR Immune System Regulation Holding AB | |
| IST Group AB | |
| IT&Telekomföretagen | Stockholm |
| It's in the Node AB | |
| IT-HUSET | Stockholm |
| IT-säkerhetspodden | |
| ITB-Med AB | |
| Itch Studios | Stockholm |
| ITConnect Scandinavia AB | Västra Götaland |
| Iteam | Stockholm |
| Itiviti Group AB | Stockholm |
| iTrack Reading | |
| IVISYS | |
| IVL Svenska Miljöinstitutet AB | |
| iZettle AB | Stockholm |
| J12 | |
| Jajja Media Group AB | Stockholm |
| jAlbum | Stockholm |
| Jappa | |
| Jatech AB | |
| Jeeves ERP | Stockholm |
| Jeff Minard | Stockholm |