Power Industry
Gas Factory
Oviedo

Other Industries
Maribona Tannery
Avilés

Other Industries
San Juan Shipyards
Puerto de Avilés

Power Industry
La Malva Power Plant
Somiedo

Power Industry
Silvón Power Plant
Cedemonio, Boal

Metallurgy
Duro Felguera Factory
La Felguera, Langreo

Taller de Cañones

Weapons Factories
Weapons Factory
Oviedo

Metallurgy
ENSIDESA
Avilés - Corvera - Gozón

Other Industries
Pravia Sugar Factory
Pravia

Power Industry
Tanes Power Plant
Caso - Sobrescobio

Power Industry
Aboño Power Plant
Carreño - Gijón

Power Industry
Miranda Power Plant
Belmonte de Miranda

Power Industry
Salime Power Plant
Salime

Power Industry
Soto Power Plant
Ribera de Arriba

Power Industry
Proaza Power Plant
Proaza