Depósito Ventorrillo is a water tank and filtration firm based in Cúllar Vega, in Granada province. Its Google Business Profile lists it as “Water utility company”.
It has a Google rating of 3.0 from 1 review. That is too few reviews to say much yet, so ask for references.
If you want comparison quotes, the nearest other water tank and filtration firms are Grupo Deluxe | Tratamientos de agua in Peligros (8 km), Gedar in Chauchina (9 km), Depósito de agua in Huétor Vega (10 km). Getting two or three quotes is normal for this kind of work.