River Rock Waterproofing and Drainage LLC (CCB# 255361) is the Greater Portland area’s trusted authority for structural integrity and water management. We specialize in permanent solutions for foundation crack repair, basement waterproofing, and crawlspace remediation. From saggy floor joist stabilization to high-capacity sump pumps and French drains, we transform soggy properties into dry, safe environments.

To provide our clients with a true "top-to-bottom" home care experience, we are proud to announce our strategic partnerships with MCC Inspections and Revolt Home Repair and Maintenance. Together, we offer unmatched expertise in home diagnostics and full-scale property preservation. Whether you are dealing with dry rot or yard drainage issues, we deliver "Solid as a Rock" results.