![John D. DiFrenna](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>)
John D.
DiFrenna worked as Vice President-North America Sales at Comtrend Corp.
from 2009 to 2010.
He obtained an undergraduate degree from San Diego State University.
| Companies | Position | End |
|---|---|---|
| COMTREND CORPORATION | Sales & Marketing | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 2 |
|---|---|
San Diego State University
 San Diego State University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Comtrend Corp.
 Comtrend Corp. Telecommunications EquipmentElectronic Technology Manufactures and markets cable and wireless transmission equipment, multiplexers, digital subscriber lines and loop carrier systems | Electronic Technology |
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