energy+refinery solutions

Energy and refinery work at NMI Industrial mechanical contractors in California

Energy+Refinery Overview

NMI Industrial is a premier California industrial contractor for energy and refinery plant work including design, engineering, fabrication and installation.

Over the last three decades NMI has built and rebuilt much of the equipment that runs California’s largest and most respected industrial energy refiners and producers.  We often exceed functional and environmental requirements — and always meet client expectations for timely delivery and exemplary workmanship.


Industrial millwright craftsmen

We specialize in construction for the energy and refining industries — new facilities, plant expansion, modification, upgrading, repair, maintenance, as well as plant relocation.

  • Power generation facilities
  • Petroleum refinery systems
  • Distillation columns
  • Process piping
  • Power distribution equipment
  • Alternative energy systems
  • Wind, solar, tidal, geothermal, biomass
  • Chemical reactors
  • Water and wastewater projects
  • Storage and distribution facilities