- Daesan Electronics Corp.
- Daewoo Semiconductor
- DAICO Industries, Inc.
- Dallas Semiconductor
- Data Delay Devices, Inc.
- DB Lectro Inc
- Dc Components
- Delta Electronics, Inc.
- DENSEI-LAMBDA
- Dialight Corporation
- Diodes Incorporated
- Diotec Semiconductor
- Dynex Semiconductor
- E-SWITCH
- E-Tech Electronics LTD
- EIC discrete Semiconductors
- Eichhoff Electronics,Inc.
- ELAN Microelectronics Corp
- Elantec Semiconductor
- ELM Electronics
- Elpida Memory
- EM Microelectronic - MARIN SA
- Energizer
- Enpirion, Inc.
- EPCOS
- Epson Company
- Epson ToYoCom
- Ericsson
- ETC
- Etron Technology, Inc.
- Eudyna Devices Inc
- eupec GmbH
- Everlight Electronics Co., Ltd
- Exar Corporation
- Excel Semiconductor Inc.