| Linköpings universitet - Computer Vision Laboratory | |
| Linköpings universitet - Matematiska institutionen | Östergötland |
| Linkura | |
| Linkura | |
| Linnaeus Centre for Bioinformatics | Uppsala |
| Linnéuniversitetet | Kronoberg |
| Lipidor AB | |
| Lipigon Pharmaceuticals | Västerbotten |
| Lipum AB | |
| Liquid Wind | |
| Litium AB | Stockholm |
| LiU Entrepreneurship and Development | |
| Lizoft.se | Gotland |
| LM Data | Stockholm |
| Load Impact AB | Stockholm |
| Lobsor Pharmaceuticals AB | |
| Localize Direct AB | |
| Logcast | |
| Logica Norr AB | Norrbotten |
| Logosoft AB | Jönköping |
| Logwise | |
| Lohide Advisory AB | |
| Loke AB | Västmanland |
| Lokon Pharma | |
| Loomis-Pay | |
| Loopia | Västmanland |
| Loopia AB | |
| LootLocker AB | |
| Loppla | |
| Lovorda | |
| LSG Communication AB | Västernorrland |
| Luau Games | |
| Lucero AB | |
| Luleå tekniska universitet | Norrbotten |
| Luleå tekniska universitet - Data, IT och elektronik | Norrbotten |
| Luleå Tekniska Universitet - Department of Computer Science and Electrical Engineering | Norrbotten |
| Luleå University of Technology - Robotics Department | Norrbotten |
| LumenRadio | |
| LumeoTech AB | |
| Luminar Ventures AB | |
| Lund University | Skåne |
| Lund University - Centre for Mathematical Sciences | Skåne |
| Lund University - Department of Electrical and Information Technology | Skåne |
| Lundoch Diagnostics AB | |
| Lunds ProgramArkitekter AB | Stockholm |
| Lunds Tekniska Högskola | Skåne |
| Lunds Universitet | Skåne |
| Lunds universitets innovationsverksamhet | |
| Lurkit | |
| Luxdone | Stockholm |