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