South Bay Septic & Excavation

Based in Olympia, Washington, we proudly serve surrounding communities including Lacey, Tumwater, Shelton, Tacoma, Puyallup, Centralia, Chehalis, Boston Harbor, and Lakewood. Our services cover a full range of excavation and site preparation needs for both residential and commercial projects. From septic inspections and drain field replacements to foundation digging, retaining walls, and comprehensive land clearing, we’re equipped to handle it all. Our specialties include grading, drainage systems, French drains, road and driveway construction, pond construction, and demolition. With excavators, dozers, and dump trucks ready to roll, we’re here to deliver reliable, professional service wherever you need us.