California’s Leader in Trenchless Pipeline Rehabilitation
Trenchless Pipeline Rehabilitation in California
The growing demand for pipeline renovation has set a clear course for the future — and Southwest Pipeline & Trenchless Corp. has been at the forefront. Backed by years of research, hands-on experience, and proven product evaluation, we’ve developed a comprehensive line of trenchless solutions that restore and protect critical infrastructure. This forward-looking vision has positioned us as one of the largest and most trusted trenchless rehabilitation companies in California.
Services
Our Trenchless Services
We provide a full line of trenchless rehabilitation services that repair, restore, and extend the life of pipelines — without costly excavation. From small spot repairs to large-scale cured-in-place pipe (CIPP) installations, our no-dig solutions are designed to minimize disruption and deliver long-lasting results.
Cured-in-Place Pipe (CIPP)
A proven, cost-effective method to create a new, jointless pipe inside the old one.
Spiral Wound & Sliplining
Flexible solutions to reinforce pipelines and improve flow with minimal impact.
Lateral Connection Seals *Top Hats*
Corrosion Resistant ECR Fiberglass laminate providing a permanent lateral seal in existing pipelines.
Sectional Liner Repairs
Corrosion Resistant ECR Fiberglass laminate to repair radial and longitudinal cracks, missing pieces of broken pipe, offset joints, stops root intrusion and infiltration while adding structural strength to the pipeline.
Our Work in Numbers
What Makes Southwest Pipeline Different
Linear Feet of rehabilitated sewer and storm-drain pipe
Lateral Connection Seals “Top Hats” and Sectional Liner Repairs
Serving California, Alaska, Montana, Colorado, Minnesota, Illinois, Wisconsin, Indiana & Ohio
Trenchless Rehabilitation Methods Offered
Serving California, Alaska, Montana, Colorado, Minnesota, Illinois, Wisconsin, Indiana & Ohio
Pipeline Diameters rehabilitated
Design life for our trenchless solutions
Our Technology Partners
We’re proud to work with the industry’s leading manufacturers in trenchless rehabilitation. By partnering with globally recognized innovators, we bring proven, high-performance solutions to every project — ensuring long-term results, safety, and reliability.
Our Portfolio
Recent Projects
From airports to city pipelines, Southwest Pipeline & Trenchless Corp. has successfully delivered trenchless rehabilitation projects across California. Each project demonstrates our commitment to innovation, efficiency, and long-lasting results.
Why Choose Southwest Pipeline & Trenchless Corp.?
As a leader in trenchless pipeline rehabilitation in California, we deliver no-dig solutions that extend the life of sewer, storm drain, water, and culvert systems. Our certified team uses proven methods like cured-in-place pipe (CIPP), spiral wound liners, and lateral sealing to provide cost-effective, long-term results with minimal disruption.
Long-Term Reliability
Trenchless systems ASTM-tested for a 50-year service life.
Minimal Disruption
No-dig methods that keep traffic flowing and communities moving.
Certified Expertise
Trained and licensed installers with decades of experience.
Cost-Effective Solutions
Extending pipeline life without costly excavation.
Environmentally Responsible
Rehabilitation methods that reduce waste and preserve resources.
Smarter, No-Dig Solutions Start Here
Get in touch with our experts and extend the life of your pipelines.
Southwest Pipeline & Trenchless Corp. specializes in trenchless pipeline rehabilitation across California — from cured-in-place pipe (CIPP) to lateral and manhole repair — and we’re ready to help with your next project.
Corporate Office (Torrance, CA)
Corporate Office
22118 S. Vermont Ave.
Torrance, CA 90502
FX; (310) 329-0981
(310) 329-8717
San Diego Office (San Diego, CA)
San Diego Office
6992 Mission Gorge Rd.
San Diego, CA 92120
FX: (619) 265-2802
(619) 265-5202
