Sioholm Excavation

Sioholm Excavation is a locally owned and operated excavation, drainage, and septic system company based in Wallingford, Connecticut. With over 30 years of experience, the company specializes in septic tank removal and installation, water main and sewer repairs, foundation drainage, and land clearing services. Sioholm Excavation is fully licensed, bonded, and insured, and provides free estimates for all excavation projects and services.