M Bar M Excavation jobs and careers

About M Bar M Excavation

We are a union signatory excavation contractor based in Castro Valley specializing in structural foundation & underground excavation. We proudly serve a wide area across Northern California—from Chico to Salinas At M Bar M Excavation, digging deep isn't just what we do—it’s who we are. We deliver reliable and accurate excavation for a wide range of projects. Our excavation services include: - Structural excavation for Footings, Piers, and Grade Beams - Trenching for Underground - Compaction - Dirt Offhaul & Disposal