- L7 Drive
- Labrox
- Ladimo
- Lainaaja
- Lamia
- LaskIT
- LATO Leadership Automation Tools
- Laturi
- Layette
- Lead.band
- Leadfeeder
- Leadoo
- LeaDroid
- LeakLook
- LeaseGreen Group
- Ledistys
- LED TAILOR INNOVA7ION
- Lennahc
- Levotation
- Lifeclass
- LIG
- Light Cognitive
- Lightneer
- Liid
- Liimaristikko
- Lillagunga
- Lingon Games
- Linkity
- Linkker
- LiquidBlox
- LiveRing
- Liveto Group
- LoadBro
- Locationews
- Logentia
- Logitrail
- Logmore
- LokiTime
- Long Play
- LoupeDeck
- Lovia
- LS CancerDiag
- Lucify
- Lucky You Studio
- LucSens
- Lukoton
- LullaMe
- Lumine Lighting Solutions
- Lumoa
- Lunchie
- Lunni
- Luup
- LVS Brokers
- Lyfta