Commercial Drain Services North County San Diego

Fast, reliable Commercial Drain Services in North County San Diego for businesses, restaurants, and commercial properties.

Licensed & Insured

Same-Day Service

Upfront Pricing

Drain Cleaning & Clearing

Slow or blocked drains don't just slow down your business — they can bring it to a complete stop. We clear grease buildup, debris, and blockages fast so your operations stay running without interruption. From routine maintenance clogs to severe blockages we respond quickly and get your drains flowing again the same day.

Hydro Jetting a Plumbing Pipe in North County San Diego
Hydro Jetting

For stubborn buildup and recurring clogs, hydro jetting is the most effective solution. We use high-pressure water to blast through years of grease, scale, and debris — leaving your drain lines completely clean from the inside out. It's the most thorough cleaning method available and the best long term solution for keeping commercial drains clear. Learn More.

Plumbing being installed for an ADU in Carlsbad, CA.
New Construction & ADU Drains

From the ground up or adding onto an existing property — we handle all drain plumbing for new construction and ADU projects throughout North County San Diego. Every installation is done with inspection standards in mind from the start, so you pass inspection the first time without delays or costly corrections.

Floor Drain Maintenance

Floor drains in commercial kitchens, warehouses, and facilities take a beating. We inspect, clean, and maintain floor drains to prevent odors, backups, and health code violations before they become a bigger problem. Keeping your floor drains clean and flowing isn't optional — it's essential to staying open and staying compliant.

Storm Drain Cleaning

Blocked storm drains can cause serious flooding and costly property damage to your commercial building. We clear debris, sediment, and buildup from storm drain systems to keep water flowing properly and protect your business all year round. Don't wait for a storm to find out your drains are blocked.

Camera Inspection & Diagnostics

Not sure what's causing your drain issues? We send a high-definition camera through your drain lines to pinpoint the exact problem — no guessing, no unnecessary digging, just a clear diagnosis and a straightforward solution. Get the facts before any work begins and avoid paying for repairs you don't need.

Plumbing Pipes being replaced with new pipes that are california compliant
Drain Line Repair & Replacement

When a drain line is cracked, corroded, or collapsed, we have the experience to repair or replace it quickly and correctly. We work efficiently to minimize downtime and get your facility back to full operation as fast as possible. We use quality ABS black piping built to last and handle the demands of commercial use.

Preventative Maintenance Plans

The best drain problem is the one that never happens. We offer scheduled maintenance plans for commercial properties to keep your drain system clean, clear, and functioning year round — saving you money and headaches in the long run. Regular maintenance also keeps you compliant and helps you avoid emergency calls at the worst possible time.

Emergency Commercial Plumbing Services
Emergency Commercial Plumbing Services

A plumbing emergency at your business or resort means lost revenue and unhappy guests. Our commercial emergency team responds 24/7 to burst pipes, sewer backups, and any plumbing crisis that threatens your operation throughout North County San Diego and surrounding areas.

Plumber from Alonso Plumbing Inc in North County San Diego working on a property rental in Carlsbad, CA.

Why Us

Our Commitment to Excellence

Licensed & Experienced

With years of hands-on experience and full licensing in California, our team delivers quality workmanship you can trust on every job.

Honest & Transparent

No surprises, no hidden fees. We give you upfront quotes before any work begins so you always know exactly what you're paying for.

Fast & Reliable Service

We show up on time, work clean, and don't leave until the job is done right. Same-day service available for urgent repairs.

Frequently Asked Questions

What are the signs my commercial drains need professional cleaning?

Common signs include slow draining sinks or floor drains, gurgling sounds coming from pipes, foul odors from drains, water backing up in unexpected fixtures, and recurring clogs that keep coming back. If you notice any of these in your commercial property don’t wait — drain problems in high volume facilities escalate quickly and can lead to health code violations and forced closures.

Most commercial properties benefit from professional drain cleaning at least once or twice a year. High volume businesses like restaurants, hotels, and food service facilities may need cleaning every 3 to 6 months due to heavy grease and debris buildup. We offer scheduled maintenance plans to keep your drains clean year round and prevent costly emergency backups.

Drain snaking uses a metal cable to break through or pull out a clog — it’s effective for simple blockages but leaves buildup on the pipe walls. Hydro jetting uses high pressure water to completely scour the inside of the pipe clean removing grease, scale, roots, and debris entirely. For commercial properties with heavy buildup hydro jetting is the more thorough and longer lasting solution.

Yes — under the California Retail Food Code enforced by the California Department of Public Health, all commercial food facilities are required to maintain properly functioning drains and sewage systems. The San Diego County Food Operator’s Guide further specifies that floor drains and grease traps must be routinely cleaned. Failing to maintain your drains can result in failed inspections, fines, or temporary business closure.

Yes — we respond to commercial drain emergencies 24 hours a day 7 days a week throughout North County San Diego. A backed up drain during business hours can shut down your entire operation. We prioritize emergency calls and dispatch quickly to get your drains cleared and your business back up and running as fast as possible.

Recurring clogs are usually caused by grease and fat buildup in kitchen lines, tree root intrusion in outdoor sewer lines, mineral scale buildup in older pipes, or deteriorating pipe walls that catch debris. A camera inspection can pinpoint the exact cause of recurring clogs so we can address the root problem rather than just clearing the symptom repeatedly.

Yes — we work with restaurants, hotels, resorts, and other commercial properties throughout North County. Check out our commercial plumbing services for a full list of what we offer.

Commercial drain cleaning costs vary depending on the type of drain, severity of the blockage, pipe size, and accessibility. We always provide a clear upfront quote before any work begins so you know exactly what to expect — no hidden fees and no surprises. Contact us today for a free estimate on your commercial drain cleaning needs.

Service Areas

Proudly Serving North County San Diego & Surrounding Areas

 

Carlsbad | Oceanside | Vista | San Marcos | Escondido | Encinitas | Fallbrook | Bonsall | Del Mar | Solana Beach | Rancho Santa Fe | San Diego | Temecula | Murrieta | Menifee | Rancho Cucamonga

Picture of Alonso Plumbing Inc. Company in Front of Work Vans in Fallbrook, CA.

25+

Years of Experience

Our Legacy

25+ Years of Plumbing Experience

With over 25 years of hands-on plumbing experience, the Alonso family has built a reputation for honest work, fair pricing, and showing up when it matters most. From simple repairs to complex commercial jobs — we’ve seen it all and fixed it all.

Got a Plumbing Problem? We're Ready to Help.

Contact us today for fast, reliable service across North County San Diego and all surrounding areas.

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