
- NIBE Industrier AB (Sweden)
- Honeywell International (US)
- Omega Engineering (US)
- Watlow Electric Manufacturing (US)
- Smiths Group plc (UK)
- Chromalox (US)
- Rogers Corporation (US)
- Minco Products (US)
- Zoppas Industries (Italy)
- All Flex Flexible Circuits (US)

