Mon 8:00 AM to 5:00 PM Tue 8:00 AM to 5:00 PM Wed 8:00 AM to 5:00 PM Thu 8:00 AM to 5:00 PM Fri 8:00 AM to 5:00 PM Sat Closed Sun Closed
About C3 Groundworks
C3 Groundworks is a trusted Idaho excavation and concrete contractor serving the Treasure Valley and surrounding areas. We specialize in site development, foundation and footing excavation, septic system installation, utility trenching, grading, driveways, RV pads, decorative concrete, and retaining walls. Whether you're preparing for a custom home, barndominium, shop, or commercial build, our team delivers reliable timelines, quality workmanship, and turnkey ground preparation solutions built to last.