Preparing land and installing essential underground systems requires precision, planning, and dependable execution, and Circle C Contracting, LLC provides that level of service across Onawa, IA. We focus on excavation and site work that supports proper drainage, utility installation, and long-term structural performance. Whether developing a new site or upgrading existing systems, our approach is centered on accurate excavation and reliable results. Service Area Iowa, USA Sloan, IA 51055, USA Blencoe, IA 51523, USA Decatur, NE 68020, USA Soldier, IA 51572, USA Whiting, IA 51063, USA Moorhead, IA 51558, USA read full review »