![Donald R. Seferovich](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Donald R.
Seferovich held principal positions at various companies including Noise Free Wireless, Inc., 3com Corp.
(Massachusetts), Xylan Corp., Hello Direct, Inc., SourceCom, Inc., Synernetics, Inc., Rolm Corp., Alcatel, Inc., and CXC Corp.
| Companies | Position | End |
|---|---|---|
SourceCom, Inc.
 SourceCom, Inc. Computer CommunicationsElectronic Technology Develops high performance platforms for the broadband access market | Corporate Officer/Principal | - |
Alcatel, Inc. | Corporate Officer/Principal | - |
Hello Direct, Inc.
 Hello Direct, Inc. Specialty TelecommunicationsCommunications Manufactures and markets telecommunications products | Corporate Officer/Principal | - |
Synernetics, Inc.
 Synernetics, Inc. Information Technology ServicesTechnology Services Develops and markets intelligent switching systems | Corporate Officer/Principal | - |
CXC Corp. | Corporate Officer/Principal | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 9 |
|---|---|
3com Corp. (Massachusetts)
 3com Corp. (Massachusetts) Information Technology ServicesTechnology Services Provides voice and data networking products and services | Technology Services |
Xylan Corp.
 Xylan Corp. Telecommunications EquipmentElectronic Technology Provides bandwidth switching systems | Electronic Technology |
Hello Direct, Inc.
Hello Direct, Inc. Specialty TelecommunicationsCommunications Manufactures and markets telecommunications products | Communications |
Noise Free Wireless, Inc.
 Noise Free Wireless, Inc. Packaged SoftwareTechnology Services Provides software to enhance voice communications for digital communication devices and voice enabled applications | Technology Services |
SourceCom, Inc.
SourceCom, Inc. Computer CommunicationsElectronic Technology Develops high performance platforms for the broadband access market | Electronic Technology |
Synernetics, Inc.
Synernetics, Inc. Information Technology ServicesTechnology Services Develops and markets intelligent switching systems | Technology Services |
Rolm Corp.
 Rolm Corp. Electrical ProductsProducer Manufacturing Manufactures electrical and electronic products | Producer Manufacturing |
Alcatel, Inc. | |
CXC Corp. |
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