Naics index Naics index description
221114 Power generation, solar electric
221114 Solar farms
221115 Electric power generation, wind
221115 Power generation, wind electric
221116 Electric power generation, geothermal
221116 Geothermal electric power generation
221116 Power generation, geothermal
221117 Biomass electric power generation
221117 Electric power generation, biomass
221117 Power generation, biomass