| Name | Country | Market Cap (US$) |
|---|
| Bandspeed, Inc. | United States | Private |
| BCD Semiconductor Manufacturing Ltd. | China | Private |
| BENCHMARQ Microelectronics, Inc. | United States | Private |
| BKC Semiconductors, Inc. | United States | Private |
| BroadLogic Network Technologies | United States | Private |
| Brooktree Corporation | United States | Private |
| Buffalo Technologies (USA), Inc. | United States | Private |
| Canberra, Inc | United States | Private |
| CarrierCom Inc. | United States | Private |
| Carsem (M) Sdn Bhd | Malaysia | Private |
| Centaur Technology, Inc. | United States | Private |
| Central Semiconductor Corp. | United States | Private |
| Central Semiconductor Manufacturing Corporation | China | Private |
| Chip Supply Inc | United States | Private |
| ChipPAC, Inc. | United States | Private |
| ChipWrights Design, Inc. | United States | Private |
| ChipX Inc. | United States | Private |
| Chorum Technologies, Inc. | United States | Private |
| Chrontel, Inc. | United States | Private |
| CiDRA Corporation | United States | Private |
|