Excavaciones Alicante is a groundworks contractor based in Alicante, in Alicante province. Its Google Business Profile lists it as “Excavating contractor”.
It has a Google rating of 5.0 from 1 review. That is too few reviews to say much yet, so ask for references.
Nearby alternatives for a second quote: Jose Savall Ronda in San Vicente del Raspeig (3 km), Excavaciones Juan Roldán in Alicante (3 km), Luis Martínez Verdú in Alicante (3 km). Getting two or three quotes is normal for this kind of work.