1. Doble Engineering Company, USA
2. Altanova Group, Italy
3. Phenix Technologies Inc., USA
4. Vanguard Instruments Company Inc., USA
5. GM Translin Inc., Canada
6. Morgan Schaffer, Canada
www.doble.com/about/morgan-schaffer
7. AP Sensing, Germany
8. OFIL SYSTEMS, USA
9. Infratec, Germany
10. Chauvin Arnoux Group, France
11. TROJAN Dry-Out Systems, New Zealand
12. BNX Networks Inc, USA
13. Sinohydro Corporation No. 15 Company Limited, P. R. China
14. PowerChina International Group Limited, P. R. China