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Residential Plumbing Services in
Lompoc and Nearby Cities

Professional plumbing installation, repairs, and replacements for renovations, additions, and full home builds.

MJM Contractors provides reliable plumbing services designed to keep your home running smoothly. From kitchen and bathroom remodels to full plumbing system upgrades, we ensure high-quality work with every project.

Why Homeowners Choose Us?

✔ Licensed general contractor (License #928319)

✔ Local Lompoc City and Santa Barbara County experience

✔ Clean and organized installations

✔ Transparent pricing & honest guidance

✔ Excellent communication from start to finish

Leaking Pipe Closeup

Plumbing Installation for Renovations & Additions

Expanding or renovating your home? We handle all plumbing installation needs.​

Services include:

  • New water line installation

  • Drain line installation

  • Shower & tub plumbing

  • Toilet installation

  • Sink & faucet installation

  • Laundry room plumbing

  • Outdoor hose bibs

  • Water heater installation (tank & tankless)

Pipe Replacement & Upgrades

Old or damaged plumbing? We offer:

  • Copper repiping

  • PEX piping upgrades

  • Drain line replacement

  • Sewer line repair (if relevant to the job)

Up-to-date plumbing improves reliability and water flow throughout your home.

We ensure everything meets code, functions efficiently, and integrates seamlessly with your design.

Areas We Serve​

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Lompoc • Vandenberg Village• Buellton • Solvang • Los Olivos • Santa Ynez • Orcutt • Santa Maria • Arroyo Grande • Nipomo
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Construction Consultation Scene

Request a Plumbing Quote for your Renovation or Addition

Professional plumbing done right - the first time.

Plumbing FAQs

Do you offer plumbing for remodels and additions?

Yes. We handle plumbing installations for kitchens, bathrooms, laundry rooms, ADUs, and full home renovations.

Can you replace old pipes in my home?

Absolutely. We offer copper repiping, PEX upgrades, and drain line replacement for older or damaged plumbing systems.

Why is my water pressure low?

Low water pressure may be caused by clogged pipes, a failing pressure regulator, mineral buildup, or leaks. We identify the cause and fix it quickly.

Do you install tankless water heaters?

Yes — we install both traditional tank and high-efficiency tankless water heaters depending on your home’s needs.

How do I know if I have a plumbing leak?

Signs include:

  • Unexplained water bills

  • Wet spots on walls or floors

  • Low pressure

  • Musty odors

  • Visible dripping
    We can perform a leak inspection to confirm the source.

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