LAll Manufacturers
- Labforge
- Lambda Nu
- Lantronix
- Lattice Semiconductor
- LeaderTech
- Lebow / Honeywell
- LED Engin
- Ledex / Johnson Electric
- Ledil
- LedLink Optics
- leetronics
- Lelon
- LEMO
- Leopard Imaging
- LightWare LiDAR
- Lime Microsystems
- Linear Technology / Analog Devices
- Linklayer
- Linx Technologies
- LiPPERT
- Liquid Instruments
- Lite-On
- Littelfuse
- Lixie Labs
- LMB / Heeger
- LoadSlammer
- Loctite
- LORD Microstrain
- Lorlin
- LPRS (Low Power Radio Solutions)
- LS Research / Laird
- Lumberg Automation
- Lumex
- Lumileds
- Luminary Micro
- Luminus Devices
- Lumissil
- Luxonis