GEOINTEC have performed electrical resistivity for the following electrical substations:
- Escatrón Electrical Substation
- Calamocha Electrical Substation
- Platea Electrical Substation
- Monzón Electrical Substation
- Solórzano Electrical Substation
- Basauri Electrical Substation
- Valdolea Electrical Substation
- Andorra Electrical Substation
- Teruel Electrical Substation
- Fuendetodos Electrical Substation
- Sanguesa Electrical Substation
- Vitoria Electrical Substation
- Sta. Engracia-Logroño Electrical Substation
- El Sequero- Logroño Electrical Substation
- Oiatzun Electrical Substation
- Plaza Electrical Substation
- Cacicedo Electrical Substation
- Jalón Electrical Substation
- Los Vientos Electrical Substation
- María Electrical Substation
- Puente Larra Electrical Substation
- Astillero Cardiel Electrical Substation