Utility contractor

Acosta & Sons Sewer Contractors

For over 50 years, Acosta & Sons Sewer Contractors has been the trusted name in wet utility construction and septic solutions across Los Angeles. We understand that sewer and septic problems can be st...

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Specialty Utility contractor
About Acosta & Sons Sewer Contractors
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About Acosta & Sons Sewer Contractors

For over 50 years, Acosta & Sons Sewer Contractors has been the trusted name in wet utility construction and septic solutions across Los Angeles. We understand that sewer and septic problems can be stressful, which is why we prioritize clear communication, reliable service, and lasting results. As a bonded sewer contractor and certified septic installer, we bring unmatched expertise to every project, from small residential repairs to large municipal installations. Our team is dedicated to safety, compliance, and customer satisfaction, ensuring your project stays on time and on budget. Whether you need a new sewer lateral, septic certification, or emergency excavation, we treat your property...
Septic Services
Sewer Line Services
Earthwork & Excavation Services
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Our Services

Professional solutions tailored to your specific needs — delivered with expertise and care.

Septic Services

Your septic system is critical to your property’s health, and when it fails, the consequences can be messy and expensive. At Acosta & Sons, we offer a complete range of septic services backed by over 50 years of experience. Our certified team handles septic pumping and cleaning, OWTS design and planning, feasibility reports, inspections, and certifications. We specialize in conventional and advanced treatment tank installations, seepage pit rehab, riser and cleanout installation, and camera insp...

Sewer Line Services

Broken or clogged sewer lines can disrupt your entire day, but Acosta & Sons is here to help. We specialize in sewer line installation, repair, and replacement for both residential and commercial properties. Our seasoned crew understands the unique challenges of working in Los Angeles, from local codes to soil conditions. We handle sewer mains, laterals, manholes, and everything in between. Using advanced camera inspections, we pinpoint issues without unnecessary digging, and when excavation is...

Earthwork & Excavation Services

Proper site preparation is the foundation of any successful construction project. Acosta & Sons provides expert earthwork and excavation services for contractors, developers, and homeowners across Los Angeles. Our capabilities include grading and trenching, clearing and grubbing, backfill retaining walls, rough grading, soil removal and trucking, and digging trenches for new piping. We also handle dry utility excavation to prepare for electrical, gas, and telecommunications lines, plus debris re...

Sewer contractor

We are a bonded sewer contractor serving Los Angeles, handling wet utility work from small residential repairs to large municipal installations. Our crew works across sewer mains, laterals, and manholes, and we pay close attention to local codes and soil conditions that affect how a job should be done. Before any digging starts, we use camera inspections to find the real problem, so excavation happens only where it is needed. Our family-owned team keeps projects on schedule and communicates clea...

Septic installation in Los Angeles

Installing a septic system is a big decision, and we guide customers through it from design and planning to final certification. We install conventional and advanced treatment tanks, along with seepage pits, risers, and cleanouts, all sized and placed to suit your property. Our certified installers follow Los Angeles regulations and handle the paperwork that comes with an OWTS project. Residential, commercial, and municipal clients all rely on us for systems that run efficiently. If you are plan...

Emergency sewer repair in Los Angeles

A backed-up or broken sewer line can't wait, so we respond to emergency calls across Los Angeles and start by finding the cause. Our camera inspections show exactly where the line has failed, which lets us limit digging and get your property functional again faster. When excavation is needed, we work carefully to protect the areas around the repair. We address the immediate problem first, then discuss permanent fixes if the line is aging or damaged. Call us as soon as you notice a problem and we...

Septic pumping

Regular septic pumping keeps your tank from overflowing and protects the drain field from costly damage. Our certified team removes accumulated solids and liquids, cleans the tank, and checks for signs of trouble while we are there. We serve residential, commercial, and municipal properties throughout Los Angeles and work around your schedule. If we spot issues like cracks, clogged outlets, or a failing component, we will explain what we found and what it would take to fix it. Give us a call to...

Excavation contractor in Los Angeles

Our excavation work starts the groundwork for most projects, whether you are building a new home, putting in a pool, or upgrading utilities. We handle clearing and grubbing, rough grading, soil removal and trucking, and trenching for new piping. Dry utility excavation for electrical, gas, and telecom lines is also part of our routine, along with debris removal to keep your site safe. Our crews work to code and keep an eye on the timeline so the next phase of your project can move forward. Ask us...

Sewer lateral replacement in Los Angeles

When a sewer lateral cracks, collapses, or lets roots in, the line from your home to the main needs to be replaced. We perform full lateral replacements in Los Angeles, starting with a camera inspection to confirm the condition and location of the damage. Our crew then excavates with care, installs new piping to current standards, and restores the area when the work is complete. We keep the project organized so your property sees as little disruption as possible. If you suspect your lateral is f...

Grading and trenching services in Los Angeles

Good grading keeps water moving away from your structures, and trenching lets new utilities go in where they belong. Our crews grade sites, dig trenches for piping, and prepare ground for retaining walls and backfill. We follow code requirements and pay attention to slope and drainage so your site performs well after the work is done. Whether the job is residential or part of a larger development, we bring the equipment and experience to get it done right. Reach out and we will help you plan the...

Septic inspection in Los Angeles

A septic inspection tells you what condition your system is in, whether you are buying a property, refinancing, or just keeping up with maintenance. Our certified inspectors check the tank, components, and drainage, and we use camera inspections when a closer look is needed. You will get a clear explanation of what we found and any repairs we recommend. We also provide the certifications and feasibility reports that local agencies may require. Contact us to schedule an inspection for your proper...

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Address 9640 Stonehurst Ave, Sun Valley, CA 91352, United States

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