Plumbing Services in Ontario, California

Comprehensive Plumbing Care For Long-Lasting Performance

For over 50 years, ABL Contracting has been the trusted name for reliable plumbing services in Ontario, California, and nearby areas, including Corona, Claremont, West Covina, Arupa, and Miraloma. Our longstanding reputation is built on craftsmanship, integrity, and an unwavering commitment to our community. With decades of experience serving properties across San Bernardino County, we understand the plumbing needs of both modern homes and older structures throughout the region. From emergency repairs to full system upgrades, our team ensures every project meets the highest standards of quality and efficiency.


In the fast-growing city of Ontario, where historic neighborhoods meet contemporary developments, functional plumbing is the backbone of every comfortable property. Whether it’s preventing costly water damage, improving system performance, or enhancing water conservation, our professional plumbers deliver solutions that protect and improve property value. We take pride in providing timely responses and long-lasting results tailored to the unique environmental and infrastructure needs of Southern California’s Inland Empire region.


At ABL Contracting, our licensed plumbing experts combine advanced tools with time-tested techniques to ensure your systems work flawlessly. We handle everything from leak detection and drain cleaning to complex repiping and fixture installations. Every service reflects our mission—to deliver dependable workmanship backed by local expertise and decades of hands-on experience. Our approach ensures lasting reliability, water efficiency, and complete peace of mind for homeowners and business owners alike.

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Our Services

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Our Comprehensive Plumbing Services

  • Plumbing Repairs and Troubleshooting

    We provide efficient and precise plumbing repairs for leaks, burst pipes, dripping faucets, and malfunctioning fixtures. Our skilled technicians identify the root cause of issues quickly to prevent further damage. With detailed inspections and advanced repair methods, we ensure seamless restoration of your plumbing system’s performance while maintaining the structural integrity of your home or business.

  • Drain Cleaning and Clog Removal

    Clogged drains are one of the most common and disruptive plumbing issues. We use high-powered drain cleaning techniques to eliminate blockages caused by grease buildup, debris, and tree roots. With routine drain maintenance, we help maintain proper water flow, prevent unpleasant odors, and reduce the risk of emergency plumbing problems in kitchens, bathrooms, and restrooms.

  • Water Heater Installation and Repair

    From traditional tank systems to modern tankless water heaters, we handle complete installation, repair, and maintenance services. Our technicians ensure optimal energy efficiency, proper water temperature, and dependable hot water access throughout your property. By utilizing high-quality components and precise installation techniques, we extend the lifespan of your unit while reducing energy costs.

  • Pipe Replacement and Repiping Services

    Aging or corroded pipes can lead to leaks, water discoloration, and pressure issues. We specialize in full and partial repiping projects using durable, long-lasting materials like copper and PEX. Our comprehensive process includes inspection, replacement, and restoration to ensure consistent water quality and long-term system integrity without disrupting your daily routine.

  • Fixture Installation and Upgrades

    Whether remodeling a bathroom or updating an office restroom, we install modern plumbing fixtures with precision and care. From sinks and faucets to toilets and showers, our professional installations enhance both functionality and aesthetics. By integrating water-efficient products, we help reduce consumption while improving the overall appeal of your living or workspace.

  • Emergency Plumbing Services

    Plumbing emergencies can happen without warning, and immediate action is crucial to minimize damage. We offer around-the-clock emergency response for leaks, overflows, and broken pipes. Our experienced technicians arrive promptly, equipped with the tools and expertise to address critical situations safely, restoring comfort and normalcy with minimal disruption to your property.

Benefits of Professional Plumbing Services

Enhanced System Longevity

Professional plumbing services significantly extend the lifespan of pipes, fixtures, and appliances. Regular maintenance and precise installations prevent corrosion, leaks, and inefficiencies. With expert care, homeowners experience fewer breakdowns, reduced water waste, and a more dependable system that continues to perform efficiently for years to come.

Improved Water Quality

Clean and contaminant-free water is essential for both health and comfort. Professional plumbing maintenance removes buildup and prevents rust or sediment from entering your water supply. This results in better-tasting water, reduced strain on appliances, and an overall healthier household environment for occupants and guests alike.

Cost Efficiency and Prevention of Major Repairs

Engaging professionals for inspections and preventive maintenance reduces the risk of costly damage. Small leaks or blockages, when identified early, can save hundreds or even thousands in potential repair expenses. Proactive service ensures optimal efficiency, leading to long-term financial savings and peace of mind for property owners.

Reliable Performance and Comfort

Professional service ensures that plumbing systems operate smoothly without interruptions. Consistent water pressure, efficient drainage, and properly functioning heaters enhance everyday comfort. Reliable plumbing performance contributes to a stress-free environment, whether in a home, apartment, or establishment.

Increased Property Value

A well-maintained plumbing system adds measurable value to residential properties. Buyers and tenants look for homes or buildings with updated, efficient water systems. Regular professional servicing helps retain the value of your investment by ensuring systems are compliant, functional, and in top condition at all times.

Safety and Code Compliance

Professional plumbers adhere to building codes and safety regulations during installation and repair. This compliance safeguards your property from hazards such as gas leaks, backflow issues, or water contamination. By ensuring adherence to local codes, property owners can avoid fines, liability, and health risks associated with unqualified workmanship.

Testimonials


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Quality Plumbing Expertise You Can Always Rely On

For homeowners and businesses across Ontario, California, and nearby areas, including Riverside, Fontana, San Bernardo, Norco, and Eastvale, ABL Contracting remains a trusted name in plumbing excellence. With 50 years of experience, our commitment to precision, safety, and customer satisfaction ensures every project exceeds expectations. From minor repairs to full-scale installations, we focus on long-term reliability and efficient performance. Our team’s experience with both new construction and older plumbing systems sets us apart as a reliable general contractor in the region. Every project is handled with meticulous attention to detail and adherence to local codes. Whether upgrading fixtures or resolving urgent plumbing failures, our focus is to deliver seamless, professional service tailored to your property’s unique needs. Choosing our team means investing in dependable craftsmanship and proven expertise that enhances comfort, safety, and value for years to come.

Frequently Asked Questions

  • What plumbing services does ABL Contracting provide in Ontario, California?

    ABL Contracting offers complete plumbing solutions in Ontario, California, including repairs, installations, drain cleaning, repiping, and emergency response. With 50 years of experience, our team handles residential plumbing projects efficiently throughout surrounding areas like Claremont and Corona.

  • How quickly can ABL Contracting respond to a plumbing emergency?

    Our professionals provide prompt emergency services in Ontario and nearby communities such as Arupa and Miraloma. We understand that plumbing problems demand fast action, so our technicians are equipped to respond quickly and minimize disruption or damage to your property.

  • What makes ABL Contracting a trusted plumbing contractor in Ontario, California?

    With over five decades of experience, ABL Contracting stands out for quality, reliability, and compliance with local building standards. Our strong reputation across Ontario, California, and surrounding regions is built on integrity, professional workmanship, and long-lasting plumbing results.

  • Do you handle residential plumbing systems?

    Yes, we serve residential clients. Our technicians are experienced in handling plumbing systems for homes, buildings, restaurants, and facilities, ensuring smooth operations regardless of project scale or system complexity.

  • How often should plumbing maintenance be performed?

    Routine plumbing maintenance is typically recommended once a year. Regular inspections help detect potential leaks, buildup, or corrosion before they cause major problems. Preventive maintenance ensures continued system performance and extends the lifespan of your plumbing infrastructure.

  • What are the signs that indicate I need repiping?

    Common signs include low water pressure, rusty water, recurring leaks, or visible pipe corrosion. These issues suggest that your plumbing lines are deteriorating. Repiping resolves these concerns and ensures a reliable water supply throughout your property.

  • Can ABL Contracting assist with water heater upgrades in Ontario, California?

    Absolutely. ABL Contracting installs and repairs both traditional and tankless water heaters across Ontario, California, and nearby areas. Our specialists recommend energy-efficient systems tailored to your property’s water usage and ensure professional installation for maximum performance.

  • Why is professional plumbing service important in older Ontario properties?

    Older homes in Ontario often have aging or outdated pipes prone to leaks and corrosion. Professional service ensures these systems are properly evaluated, replaced, or upgraded to meet modern safety and efficiency standards, protecting both property value and occupant health.

Frequently Asked Questions

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