1. Lattice Semiconductor
  2. Level One Communications
  3. Lg Philips Lcd 
  4. LG Semicon(Hyundai)
  5. Libit Signal Processing
  6. LightSpeed Semiconductor
  7. Lightwave Microsystems
  8. Ligitek Electronics
  9. Linear Systems (LIS)
  10. Linear Technology
  11. LinFinity
  12. Lite-On Electronics
  13. Lite-On Power Semiconductor
  14. Logic Devices
  15. LSI Computer Systems
  16. LSI Logic
  17. Lucent Technologies
  18. Lumex
  19. LuxSonor
  20. M.S.Kennedy (MSK)
  21. M/A-Com
  22. Macronix
  23. Maker Communications
  24. Marvell
  25. Matsushita
  26. Maxim
  27. Maxtek
  28. Mediamatics
  29. MediaQ
  30. Melexis
  31. MEMC Electronic Materials
  32. Metelics
  33. Micrel
  34. Micro Electronics
  35. Micro Linear
  36. Micro Networks Corporation (MNC)
  37. Microchip
  38. MicroMetrics
  39. Micron
  40. Micronas Intermetall (was ITT Itermetall)
  41. Micronetics Wireless
  42. Microsemi
  43. MicroTune
  44. Mini-Circuits
  45. Mips Technologies
  46. Mitel
  47. Mitsubishi
  48. Mitsumi Electric
  49. Mosaic Semiconductor
  50. MOSAID Technologies
  51. Mosel Vitelic
  52. MoSys
  53. Motorola
  54. M-Systems
  55. Murata
  56. Music Semiconductors
  57. Mykotronx