The Premier Plumbing Experts in Long Beach, CA: Your Go-To for Quality Service!

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Serving Long Beach & Nearby Neighborhoods with Pride

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Our Deep Local Roots & Proven Expertise

For over two decades, Mullen Plumbing has been a fixture in the Long Beach community, helping generations of residents maintain safe, efficient plumbing systems. Our founding team includes local Long Beach natives, and we support community events like the Long Beach Marathon and local school fundraisers.
We are fully licensed, bonded, and insured in California; our plumbers hold journeyman/master plumber certifications, and we maintain up-to-date licenses in Los Angeles and Orange counties.
We believe in giving back — that’s why we’ve provided pro bono plumbing support at Habitat for Humanity builds on Bixby Knolls and donated to the Long Beach Rescue Mission.

Our Core Services in Long Beach

Below is a more detailed look at how we deliver value on our key services — so customers understand not just what we do, but how and why it’s better with us.

Drain Cleaning

At Mullen, we start with a camera inspection to locate blockages, then use powerful hydro-jetting to clear and clean your pipes — far more effective than standard snaking. We provide before-and-after video proof and guarantee your drain stays clear for 30 days, or we’ll fix it free.

Water Heater Repair & Installation

We begin with a full diagnostic test to identify issues with your water heater. If repair isn’t possible, we replace it with a high-efficiency tank or tankless model for reliable hot water and lower energy use. Mullen stands out with precise sizing for your home’s needs and a 5-year workmanship warranty — guaranteed, no fine print.

Water Heater Repair & Installation

We start with a thorough diagnostic check of your water heater to find the root cause. If it can’t be repaired, we replace it with a premium tank or tankless model for efficient, reliable performance. Mullen ensures the perfect fit for your home’s hot-water needs and backs every job with a 5-year workmanship warranty — no fine print, just guaranteed quality.

Leak Detection & Repair

We use advanced acoustic and infrared technology to locate hidden leaks without damaging your home. Our team repairs or re-pipes only the affected area, ensuring minimal disruption, water savings, and lasting protection. In Long Beach’s older homes, we specialize in fixing or replacing cast iron and galvanized pipes while preserving original finishes.

Fixture Installation

Enhance your space with precise fixture installations by Mullen Plumbing.

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Building Trust Where It Matters

Ready to experience the Mullen Plumbing difference? Contact us today to book your plumbing service or receive a free estimate. We’re committed to meeting the plumbing needs of Long Beach residents with professionalism, skill, and a commitment to top-notch service. Choose Mullen Plumbing for reliable and top-quality plumbing services in Long Beach!

Tash VV
★ ★ ★ ★ ★

I love this family owned business in town. I was in a plumbing bind and they came to the rescue with great speed and a competitive price! Highly recommend both Ashley and Trevor for their attention to detail and commitment to a job well done.

Nadine Rosales
★ ★ ★ ★ ★

I had a highly positive experience with Mullen Plumbing. When faced with a bathroom emergency at our office, I contacted them, and they responded promptly. As a member of the Long Beach Chamber of Commerce, I discovered their services through this association, and I am glad I did. Their quick and efficient service has assured me that I will be reaching out to them for all my future plumbing needs.

Randy Allgaier
★ ★ ★ ★ ★

Had to have an 18 year old tankless water heater replaced. Contacted Mullen Plumbing for a quote. Within a couple hours they were out to meet with me and provide a quote. Just five hours later the new tankless system was installed and working great! Friendly staff and reasonable pricing. Would definitely recommend

Nikki Yerelian
★ ★ ★ ★ ★

Hands down best plumbing company I have ever worked with. I have been using Mullen plumbing for years for water heater replacement, new home inspections, minor clogs and major jobs. Trevor is very professional, honest and reliable. It’s such a relief to be able to have complete trust in a company when shit hits the fan.

Shon Perkins
★ ★ ★ ★ ★

Stephen & Carlos are very professional and Stephen was able to answer my questions regarding the repair and replacement of pipes for my kitchen and bathroom. Now, I have running water with brand new copper pipes and my bathroom sink is finally attached and functioning properly. Great job Mullen! Thumbs up all the way!

Frequently Asked Questions

How quickly can you respond to service calls in Long Beach?
Within our Long Beach service zone, we aim to arrive within 2 hours for emergency calls, and generally within 4–6 hours for non-emergencies. If traffic or distance make it longer, we’ll notify you immediately.
Yes — many of those homes still use cast-iron or galvanized piping. Our team has experience working with older plumbing systems (sometimes climate-challenged by sulfate soils near the coast) and can perform spot repairs or full repipes while preserving your home’s character.
Rarely. We use non-invasive methods like acoustic sensors, infrared cameras, and tracing to pinpoint leaks. Only when absolutely necessary do we open the minimum area needed, and we patch or repair finishes afterward.
Yes — for most standard plumbing work (drain cleaning, fixture replacement, leaks) we offer a no-obligation, on-site estimate. For larger jobs (full repipe, multi-unit installations), we may require a site visit first.

Experience the Difference with Mullen Plumbing!

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