Pipe Spy Inc. provides Trenchless Sewer Pipe Repair/Replacement in Oakland, CA and surrounding areas. Pipe Spy has particular expertise in underground utilities and provides sewer diagnosis, East Bay sewer testing & compliance, water line replacement, gas line repair, pump installation and ADU main plumbing connections. Founded in 1998 we have provided the Bay Area with expert plumbing service backed up by our 100% satisfaction guarantee. We offer services to residential and commercial property owners. Licensed in California for general contracting, engineering and plumbing, for over 20 years we've earned our Diamond Certified status, are members of the American Society of Civil Engineers (ASCE) and hold a certification as a California Green Business via our local Bay Area chapter. Our most recent awards include Oakland Magazine's Best of Oakland 2019 and Expertise's Top 20 Plumbers of Oakland 2020.