- Kennecott Utah Copper
- Nucor Steel
- Buckley AFB
- Harquahala Generating Station
- Gammon Lake Resources Gold Mine (Mexico)
- At Balance Americas, LLC
- Black Hills Power Generation
- Technical Diagnostic Services
- JMEG Electric
- Memphis-Shelby County Airport Authority
- CHS, Inc.
- Lennox International
- Reliable Electrical Testing Services Inc.
- Parrish-Hare Electrical Services
- Saber Power Services, LLC
- Balance Vibration Technology