Find Trenchless Contractors

Pipe Spy is an engineering plumbing contractor specializing in trenchless sewer line repair, replacement and EBMUD PSL Compliance. Since 1998, we have provided Oakland California and the East Bay Area with expert plumbing service backed by our 100% satisfaction guarantee. We offer sewer diagnostic and deep cleaning services in conjunction with sewer lateral rehabilitation repairs, compliance testing and full pipe replacements for private sewer laterals; and the replacement of residential and com

PCS Safety: Providing quality workplace safety services & training including OSHA training to public/private sectors in California and throught United States..

Noise Monitoring Services is California's leading acoustic consulting and noise control company. We're based in Los Angeles and specialize in all aspects of environmental noise control. We're experts in sound and vibration monitoring, measurement, testing and consulting. We supply acoustic blanket noise barriers and temporary sound walls for construction projects.

For 75 years, we’ve kept our noses to the grindstone, developing HDD tools to make directional drilling more productive and more profitable. Our Southern California design and manufacturing plant is ground zero for the HDD tools that changed the way an entire industry drills. The way we do business sets us apart. Our superior engineering of industry-leading HDD tools is our differentiator. As one of the founding members of the HDD Industry, we've been engineering since the start of HDD and haven

Founded by Michael Lefrancois in 2023, he brings to the firm over two decades of local experience in civil engineering, land planning, regulatory compliance and design. We are licensed in both Nevada and California and primarily operate in the Tahoe/Truckee region. Our clients include developers, homeowners, governments, and institutions. We are dedicated not only to superior engineering but also to nurturing enduring relationships within our cherished Tahoe community. Our civil engineering serv

Specializing in horizontal directional drilling since 1984, J-C General Engineering, Inc. has become one of Northern California’s most reliable HDD contractors. JCGE is based out of Lodi, CA, where equipment is maintained and modified in a state of the art fabrication shop. J-C General has four HDD rigs all varying in size to facilitate job variance. Different jobs completed include the standard drill and pull (or push) pipe, pipe reaming, hillside de-watering, and unconsolidated rock hammering.

Downstream Services, Inc. is a certified small business and general engineering firm with offices in San Diego and Ventura counties. For more than 20 years, we have continuously provided critical solutions in environmental compliance. We are the defenders of our water resources and the life it supports. Our highly skilled personnel and substantial fleet of specialty equipment serves the needs of California communities, delivering quality service and customer experience that is centered on the cl

At DEVCO, we are driven by an unwavering passion for spearheading industry advancements. Our commitment to development is not just a business strategy; it’s a calling. We envision ourselves as pioneers, always at the forefront of projects, setting benchmarks, and pushing the boundaries of what’s possible. Directional Drilling and other specialties: Based in the heart of California, DEVCO isn’t just a company—it’s a testament to innovation, precision, and dedication. While our roots lie in develo

California Pumping & Sanitation is a licensed, bonded and insured company that provides professional septic services. We offer reliable residential septic services, grease trap services, and pumping and sewer services in San Bernardino, Riverside County, Los Angeles, Orange, San Diego, and Ventura counties. Whether you need help with pumping septic tanks, cleaning sink traps, installing clarifiers or conducting percolation tests, we can help. Let us do a