Customers (Partial List)

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EPCs

• Black & Veatch
• Kiewit 
• Burns & McDonnell
• Jacobs
• Worley
• ThyssenKrupp
• ZAP Engineering
• Samuel Engineering
• Kahuna Ventures

Mining/Concrete

• Asarco
• CalPortland
• CEMEX
• Freeport McMoran
• Intrepid
• GCC
• Holcim
• Navajo Energy
• Mosaic
• Peabody

Utilities

• Ameren
• Evergy (formerly Westar)
• Basin Electric Power Coop
• Xcel Energy
• Black Hills Energy
• AZGT Coop
• APS
• SRP
• Colorado Springs Utilities
• Pacificorp
• Public Service of New Mexico
• TriState Generation & Transmission
• Tucson Electric Power

Petrochemical

• Calumet Refining
• Chevron
• CHS 
• DCP Midstream
• Kinder Morgan
• ExxonMobil
• Sinclair
• Holly Frontier
• Marathon
• Suncor
• ConocoPhillips
• Par Pacific
• Tallgrass Energy

OEM's

• UE Compression
• Sundyne
• Springs Fab
• Gas Packagers