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Sewer Prevention Contracts Start $29/Month 

Heating Service Contracts Start $21/Month 

15% OFF All Service Repairs

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Appliance Installation and Repair
Nassau County and Suffolk County, NY

Sewer Prevention Contracts Start $29/Month 

Heating Service Contracts Start $21/Month 

15% OFF All Service Repairs

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*We respond within the same business day.

Complete Plumbing Solutions for Your Home and Business

Sullivan Plumbing & Heating Inc has been serving Nassau and Suffolk County for over two decades, providing comprehensive plumbing services for residential and commercial properties. As a locally and family-owned business established in 2018 under current ownership, we understand the importance of reliable plumbing systems in your daily life.


Our licensed and insured team specializes in installing and repairing essential household appliances and fixtures. From toilets and sinks to sump pumps and garbage disposals, we handle every job with precision and care. We offer same-day estimates, emergency services for urgent plumbing needs, and flexible financing options to make our services accessible. New customers receive 10% off any service, and we stand behind our work with a one-year warranty on parts and labor. When you need dependable plumbing solutions, contact us 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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Licensed and Insured

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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Licensed and Insured
Dishwasher Installation
Our technicians handle complete dishwasher installation services to make sure water connections, drainage, and electrical hookups are properly set up. We work with all major brands and models to get your new dishwasher running efficiently from day one.
Faucet Installation
Upgrading your kitchen or bathroom starts with the right faucet. We install faucets of all styles and configurations with attention to detail. As certified Moen Pro Installers, we deliver leak-free performance and proper water pressure for years of reliable use.
Faucet Repair
Dripping faucets waste water and drive up utility bills. Our repair services quickly resolve leaks, worn washers, and valve problems. We diagnose the issue efficiently and restore your faucet to optimal working condition.
Garbage Disposal Installation
We install garbage disposals that properly fit your sink configuration and meet your household needs. Our installation includes secure mounting, electrical connections, and thorough testing for quiet, effective operation.
Garbage Disposal Repair
When your disposal jams, makes unusual noises, or stops working, our technicians quickly identify and fix the problem. We handle everything from simple resets to motor repairs and get your kitchen back to normal operation.
Shower Installation
From standard shower units to custom configurations, we provide complete installation services. This includes plumbing connections, valve installation, and fixture mounting. Our work delivers consistent water temperature and pressure for a comfortable showering experience.
Shower Repair
We address common shower issues including leaks, temperature fluctuations, low water pressure, and faulty valves. Our repair services restore your shower's functionality and help you avoid the expense of full replacement when possible.
Sink Installation
Our team installs kitchen and bathroom sinks of all types, including drop-in, undermount, and vessel styles. We handle the complete process from removing old fixtures to connecting new plumbing lines for proper drainage.
Sink Repair
Leaking drains, damaged basins, and faulty strainers can disrupt your daily routine. We provide efficient sink repair services to fix these issues and prevent water damage to your cabinets and countertops.
Sump Pump Installation
Protect your basement from flooding with professional sump pump installation. We assess your needs, recommend the appropriate pump capacity, and install systems that automatically activate to remove excess water and safeguard your property.
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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.