Welcome to Dean Plumbing & Heating Services.

Lawrenceville homeowners trust Dean Plumbing & Heating for one simple reason. We do what we say we will do. From emergency repairs to complete system installations, our family owned team brings the experience and local knowledge to handle any plumbing problem that comes our way.


Dean Plumbing & Heating has been part of the Lawrenceville community since 1985. What started as a small family owned operation has grown into one of Mercer County's most trusted names in plumbing and heating, built on the same values that got us here. Honest work, fair pricing, and genuinely caring about the homes we work in. We are not a company that sends a stranger to your door. We are your neighbours, the same family business Lawrenceville has relied on for nearly four decades, and we treat every home we walk into the same way we treat our own. Your comfort and your plumbing are in good hands. Call us today.
Do you need reliable plumbing services around Lawrenceville, Princeton Junction, West Windsor, or throughout Mercer County? Dean Plumbing & Heating handles everything from emergency service calls to complete system installations. So call us for your plumbing repairs at (732) 305-8881.
When your water heater stops working, it disrupts your entire household. Our experienced technicians quickly diagnose and fix water heater problems or install new energy-efficient models with flexible financing options available.
Plumbing emergencies don't wait for convenient times, and neither do we. Our 24/7 emergency service team responds quickly to burst pipes, major leaks, and sewer backups throughout Lawrenceville when you need help most.
Slow drains and stubborn clogs can turn into serious problems if ignored. Our professional drain cleaning services use advanced equipment to clear blockages and find the root cause so you get lasting results.
Sewer line problems can cause major headaches and expensive damage to your property. We use camera inspection technology to pinpoint issues and provide efficient sewer cleaning or repair solutions with minimal disruption.
Running toilets, constant clogs, or outdated fixtures waste water and money. Our plumbers handle everything from simple toilet repairs to complete installations with modern, water-efficient models that save you money.
Even small leaks can waste thousands of gallons and cause hidden damage to your home. Our leak detection experts find problems behind walls or under floors and fix them properly to protect your property.
We’re a family-owned and operated business with over 45 years of expertise in plumbing and heating. We believe in empowering our team with the tools, training, and opportunities to thrive. Whether you’re an experienced professional or starting your career, you’ll find a supportive environment where your growth matters as much as your skills.
We have been working inside Lawrenceville homes since 1985. We know the neighborhoods, the common plumbing issues in this area, and exactly what it takes to get the job done without cutting corners.
Every technician we send to your home is licensed, insured, and trained to handle both residential and commercial plumbing work across Mercer County. No guesswork, no shortcuts.
We treat your home with the same care we would want someone to treat ours. Our team arrives on time, works cleanly, and leaves your space exactly as they found it once the job is done.
We tell you what your plumbing actually needs, not what generates the biggest bill. If a simple repair does the job, that is what we will recommend. Our business runs on trust and we intend to keep it that way.



Protect your home’s Plumbing & HVAC systems year-round with our all-in-one maintenance plan. Enjoy priority service, exclusive discounts, and 24/7 emergency support — all for one low monthly price.
Common Plumbing Questions from Lawrenceville Homeowners.
<p>Yes. We serve Lawrenceville and the wider Mercer County area including surrounding townships. Contact us with your location and we will confirm coverage.</p>
<p>Yes. Dean Plumbing and Heating handles a full range of plumbing and heating services including repairs, installations, drain cleaning, water heater services, and emergency work.</p>
<p>Call us directly. We offer around the clock emergency service for Lawrenceville homeowners. Do not wait until morning for a problem that needs immediate attention.</p>
<p>Simply call us or fill in our contact form and we will arrange a visit to assess the job. We provide a clear upfront price before any work begins with no hidden charges at the end.</p>


Give us a call at (732) 305-8881 and we'll get you scheduled right away. Whether it's an emergency or you want to plan ahead, we'll find a time that works for you.

When we arrive, we'll take a good look at what's going on and figure out exactly what needs to be fixed. No surprises, we'll tell you what it'll cost before we start any work.

We'll get your plumbing back to normal using the right parts and techniques that last. You'll be happy with the results, and that's what matters to us.Retry

Commercial Projects

Bathroom Remodels

Commercial Sewer Lines

Residential Water Filteration

Boiler Installation

Tank Water Heater

Posted on Google Prabu AishuTrustindex verifies that the original source of the review is Google. Dean plumbing did a great job. Tony and Alaa were the representatives who came for garbage disposal replacement and their work perfect abd clean. They took extra effort to remove older one and fixed old connectors pipe as well to make it better life. I strongly recommend in South Brunswick area.Posted on Google Badrinath NarayananTrustindex verifies that the original source of the review is Google. Tony and Alaa was very professional in getting a leak in our powder room fixed.Posted on Google Dan HabibTrustindex verifies that the original source of the review is Google. Tony E did an awesome job replacing our kitchen faucet - amazing service and quality work!Posted on Google Marissa McLaughlinTrustindex verifies that the original source of the review is Google. Absolutely outstanding service from start to finish. We hired Dean Plumbing and Heating for several projects: a new kitchen sink installation, a toilet and vanity replacement, and adding a new outdoor hose bib. Tony and Al came out to see what we needed, and gave us an estimate same day. Tony and Al arrived promptly and completed all the work with incredible precision. They took the time to make sure we were completely happy with everything before they left. A truly great experience, we'll definitely be calling them for future plumbing needs!Posted on Google Utkarsh DixitTrustindex verifies that the original source of the review is Google. Amazing service. Tony and Alaa came and inspected the space in no time and are smart enough to identify the issue. Great servicePosted on Google umer pervaizTrustindex verifies that the original source of the review is Google. . Highly recommend to Tony and Alaa . They are professional and knowledgeablePosted on Google Tahir QureshyTrustindex verifies that the original source of the review is Google. Tony and Aalaa were amazing and thank you for all the hard workPosted on Google Ayo Akin-JohnsonTrustindex verifies that the original source of the review is Google. The company was very prompt and responded to my emergency of unclogging my kitchen sink. Tony was very professional and did a good job.Posted on Google Richard WinstonTrustindex verifies that the original source of the review is Google. Tony E. stopped by today to fix a leak under my toilet. Arrived about an hour after I called. He reseated the toilet on a new wax ring and made sure the leak was gone. He worked quickly, quietly and neatly. Very professional. Would recommend to my friends & neighbors. - Rich W.Posted on Google Robert AbdullahTrustindex verifies that the original source of the review is Google. I appreciate Tony’s work and his honesty and his kindness. Thank you so much.
