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August 3, 2026
Regular inspections can help prevent costly breakdowns and extend your system's lifespan. Learn when water heater replacement may be the best solution for you.
Reliable Plumber
Massapequa, NY

Sewer Prevention Contracts Start $29/Month 

Heating Service Contracts Start $21/Month 

10% New Customer Discount

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Sewer Prevention Contracts Start $29/Month 

Heating Service Contracts Start $21/Month 

10% New Customer Discount

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Plumbing Fixture Installation and Repair

Sullivan Plumbing & Heating Inc has been delivering comprehensive plumbing and heating solutions throughout Nassau and Suffolk County, NY since 2018. As a locally and family-owned company, we understand the unique needs of our community and provide personalized service that larger corporations simply cannot match.


With over 20 years of combined experience, our licensed and insured team of plumbers in Massapequa, NY handles everything from routine repairs to complex installations. We offer same-day estimates, emergency services for both plumbing and heating, and back every job with a one-year warranty on parts and labor. New customers save 10% on any service. Ready to work with a trusted local contractor? Contact us to schedule your service today.

Sullivan Plumbing & Heating Inc

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Why Choose Us

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Licensed and Insured

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Heating Service Contracts Start $21/Month

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Top-Notch Services

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We Stand Behind Our Work, We Provide a 1-Year Parts and Labor Warranty

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Emergency Services Available

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Task 87 Certified

Why Choose Us

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Licensed and Insured

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Heating Service Contracts Start $21/Month
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Top-Notch Services

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We Stand Behind Our Work, We Provide a 1-Year Parts and Labor Warranty

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Emergency Services Available
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Task 87 Certified

Plumbing Fixture Installation and Repair

Our technicians handle installation and repair of all major household plumbing fixtures requiring plumbing connections. From dishwashers and washing machines to garbage disposals and ice makers, we ensure proper setup and reliable operation.

Boiler and Radiator Installation and Repair
We specialize in boiler and radiator systems, working with trusted brands like Burnham and LAARS. As a LAARS Pro Contractor and certified installer, we provide installation, maintenance, and repair services that keep your heating system running efficiently throughout the winter months.
Commercial Heating Services
Business owners throughout Nassau and Suffolk County, NY rely on us for comprehensive commercial heating solutions. Our preventative maintenance contracts start at just $21 per month and help ensure your heating system operates at peak performance when you need it most.
Commercial Plumbing Services
We provide complete commercial plumbing services designed to minimize downtime and keep your business running smoothly. Our team responds quickly to emergencies and works efficiently to resolve issues without disrupting your operations.
Drains and Pipes
From stubborn clogs to pipe repairs and replacements, we handle all drain and pipe issues with precision. Our sewer prevention contracts start at only $29 per month and include a free annual video inspection plus 15% off all service repairs.
Gas Line Services

Trust our experienced team for dependable gas line solutions that keep your fixtures operating safely and efficiently year-round.

Septic and Outdoor Services
Our outdoor plumbing services include septic system maintenance, repairs, and installations. We handle everything from routine inspections to emergency repairs, helping property owners maintain properly functioning outdoor plumbing systems.
Specialized Plumbing Services
We offer specialized services including backflow testing as a NYS Certified Backflow Tester, Moen Pro installations, and Naveen certified installations. Our Task 87 certification ensures we meet the highest industry standards for specialized plumbing work.
Water Heater Services
We install and service leading water heater brands including A.O. Smith, Bradford White, and Rheem. Need a traditional tank unit or want to upgrade to a tankless system? Our team ensures proper installation and reliable hot water for your home or business.
Water Treatment Services
Improve your water quality with water treatment solutions from Aqua-Pure and Halo Water Filtration systems. As a Halo Water Certified Installer, we help you select and install the right filtration system to address your specific water quality concerns.
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Here's what our satisfied customers are saying...

At Sullivan Plumbing & Heating Inc, we take pride in providing exceptional plumbing and heating to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Sullivan Plumbing & Heating Inc and let others know what you think.

  • How do I find a reliable plumber in Massapequa, NY?

    To find a reliable plumber in Massapequa, NY, start by asking for recommendations from friends and family. You can also search online reviews and ratings to gauge the reliability of local plumbers. Additionally, ensure the plumber is licensed and insured to handle plumbing work in New York. This will not only provide peace of mind but also ensure that any work carried out follows local codes and standards, protecting your home and investment.

  • What plumbing services are offered by plumbers in Massapequa, NY?

    Plumbers in Massapequa, NY offer a wide range of services to meet residential and commercial needs. These services typically include drain cleaning, water heater installation and repair, pipe leak repair, bathroom and kitchen plumbing, and emergency plumbing services. Some plumbers may also provide specialized services such as septic tank maintenance, sump pump repair, and bathroom remodeling. It's advisable to discuss your specific needs with the plumber before hiring to ensure they can provide the required services efficiently.


    In addition to these, plumbers in Massapequa are well-versed in handling advanced plumbing techniques and technologies such as trenchless sewer repair, hydro jetting, and video camera inspections. They are also knowledgeable about installing and repairing modern smart home plumbing systems that are designed to enhance water efficiency and convenience. With an emphasis on customer satisfaction, many plumbers offer maintenance packages to help avoid unexpected plumbing issues, ensuring your plumbing systems are always in top condition throughout the year.

  • Are there emergency plumbing services available in Massapequa, NY?

    Yes, there are multiple providers offering emergency plumbing services in Massapequa, NY. These services are crucial for addressing urgent issues such as burst pipes, severe leaks, or sewage backups, which require immediate attention. Many local plumbers offer 24/7 emergency services to ensure they can assist their clients anytime an urgent problem arises. It's essential to have the contact information of a trusted emergency plumber readily available to prevent further damage to your property during a plumbing crisis.

  • Do plumbers in Massapequa, NY offer maintenance services?

    Yes, many plumbers in Massapequa, NY offer regular maintenance services designed to prevent problems before they occur. Routine maintenance might include inspecting pipes for leaks or corrosion, checking water heater functionality, cleaning drains, and ensuring the overall plumbing system operates efficiently. These services can help extend the life of your plumbing system and save money in the long run by preventing costly repairs. Regular maintenance also often involves detailed reports to keep homeowners informed about the condition of their plumbing.


    In addition, our plumber in Massapequa, NY offers specialized maintenance packages tailored to meet the unique needs of commercial properties or older homes, which may require more frequent attention. By scheduling regular visits with local plumbing experts, property owners can enjoy peace of mind knowing their plumbing systems are well-maintained and less likely to experience sudden issues. Furthermore, continuing maintenance services can sometimes come with discounts on emergency repairs, offering even more financial benefits. Homeowners are encouraged to establish a maintenance routine with a trusted plumbing professional to ensure the continued safety and functionality of their home's plumbing infrastructure. 

  • What qualifications should a professional plumber in Massapequa, NY have?

    A professional plumber in Massapequa, NY should have proper certification and a valid license issued by the state of New York. This ensures they meet the industry standards and can legally provide plumbing services. They should also carry liability insurance to cover any damage accidentally caused during repair work. In addition, looking for experienced plumbers familiar with local regulations can be beneficial for ensuring high-quality workmanship. Verifying their credentials and asking for client references can further ascertain their professionalism and reliability.


    Moreover, a plumber in Massapequa, NY should stay updated with the latest plumbing technologies and methodologies to offer the best solutions to their clients. It is also advantageous if the plumber has good problem-solving skills and is capable of diagnosing plumbing issues efficiently. Extensive training and hands-on experience are equally important, as they equip the plumber with the skills needed to handle various plumbing challenges.