1. AnaPico AG
2. Anritsu Corporation
3. B&K Precision Corporation
4. Berkeley Nucleonics Corporation
5. Intel Corporation
6. Novatech Instruments Inc.
7. Pico Technology
8. Qualcomm Technologies Inc.
9. Rf Lambda USA LLC
10. Rohde & Schwarz GmbH & Co KG
11. Saluki Technology Inc.
12. SignalCore Inc.
13. Tektronix Inc.
14. Texas Instruments Incorporated
15. Vaunix Technology Corporation