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TRUSTED BY GREENWICH, CT HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon822
    Verified plumbing services reviews

Top-Rated Plumbers in Greenwich - Updated Nov 2026

Avatar for Atomic Rooter Inc
Atomic Rooter Inc
4.5(
126
)
Drain Clog or Blockage - ClearDrain Clog or Blockage - Clear - For BusinessDrain Line Breakage - Camera Locate+8 more

Serving Greenwich, CT and surrounding areas

Approved

In business since 1977

Free estimates

Emergency services offered

"Steven was the absolute best… arrived at the very start of only a two hour window, fixed the problem in about an hour. Very polite and courteous. I called three plumbers and he was the first to call me back and the only one who would give me a ballpark figure over the phone. The others wanted to come out and have a look for $70. even though I accurately described the job in detail. I’m thrilled to have a reliable plumber! A more than satisfied customer, Lora Harrigan"
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+6

Response time8 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for First String Plumbing, Heating & Cooling
First String Plumbing, Heating & Cooling
5.0(
10
)
Faucets, Fixtures and Pipes - Repair or ReplacePlumbing for a Remodel or Addition - InstallSump Pump - Repair or Replace+10 more

Serving Greenwich, CT and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

First String Plumbing, Heating & Cooling is built on over four decades of hands-on, master-level experience paired with modern equipment, straightforward pricing and a commitment to serving our neighbors near and far.\n\nWe believe every homeowner in Connecticut and New York deserves a team they can count on whenever they need help. When the lights are at their brightest and all eyes are on us, we will always do what is right and that commitment never fades.

Tankless Water Heater
Water Pipe Repair
Water Pipe Repair
Water Heater Install
15 neighbors recently requested a quote
Avatar for Roto-Rooter Plumbing & Water Cleanup - Bridgeport
Roto-Rooter Plumbing & Water Cleanup - Bridgeport
4.0(
179
)
Drain Clog or Blockage - ClearDrain Clog or Blockage - Clear - For BusinessDrain Line Breakage - Camera Locate+11 more

Serving Greenwich, CT and surrounding areas

Approved (Corporate)

In business since 1935

Free estimates

Emergency services offered

When you need an emergency plumber or a drain cleaner, call Roto-Rooter Plumbing & Water Cleanup. Your fast & reliable plumber can fix any plumbing problem, including sump pumps, toilet repair, faucet repair, faucet replacement, garbage disposals, water heaters, bathtubs, showers, and outside faucets. Roto-Rooter is best known for drain cleaning & sewer cleaning. We fix drain clogs, clogged toilets or sinks, blockage of main sewer lines, slow draining shower and bathtub drains, sewer lines and leaking or burst pipes. We also specialize in water damage restoration & water cleanup services. We can fix and clean up your flooded basement too. Roto-Rooter is a 24-hour plumber near you and provides emergency service.

Recommended by82%of homeowners
Avatar for All Star Rooter LLC
All Star Rooter LLC
4.8(
28
)
Sewer Main - ClearDrain Clog or Blockage - ClearDrain Clog or Blockage - Clear - For Business+3 more

Serving Greenwich, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Emergency services offered

"This company is excellent! I had several problems at my sister’s home, after she died suddenly. I arrived from FL & called for help. He arrived that morning and went above & beyond to help fix several problems. If I lived in Fairfield County, CT, this would be my go to, first choice plumbing company. Do not hesitate to use All Star Rooter!"
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+9

1 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for Gallery Of Kitchens & Baths
Gallery Of Kitchens & Baths
4.8(
70
)
Bathtub Install or ReplaceBathtub Install or Replace - For BusinessShower Install or Replace+2 more

Serving Greenwich, CT and surrounding areas

Approved

Super Service Award Winner

In business since 1990

Free estimates

Emergency services offered

"Gallery of Kitchens & Baths made my dream kitchen a reality! I wasn't sure exactly what I wanted at first, but their designer listened carefully to all my ideas and needs. They showed me tons of samples in their showroom, with different colors, styles, and even awesome features like built-in spice racks and pull-out drawers. We came up with a plan that fit perfectly in my space, and it looked amazing on the 3D computer model they showed me. The best part? It all stayed within my budget of $15,000! The installation process was smooth sailing too. Their crew showed up on time every day for two weeks, cleaned up after themselves, and made sure everything was perfect before they left. Thanks, Gallery of Kitchens & Baths!"
Contemporary kitchen.
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+83

5 neighbors recently requested a quote
Recommended by93%of homeowners
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Showing 1-10 of 693
Plumbing FAQs, answered by experts

The success of plumbing work in Greenwich depends heavily on proper insulation to prevent freeze damage during cold winters. Rocky soil and high water tables also complicate underground pipe installations. Additionally, the age of your home plays a major role, as older properties feature aging pipes that require careful integration. Always secure the proper permits to ensure your system meets current safety and building codes.

Helpful?

Before starting a plumbing project in CT, confirm whether your work requires a permit. Check your water service connections and have your private well tested if applicable. Identify any aging lead service lines that require replacement. Avoid scheduling exterior excavations during the frozen winter months. Finally, verify that your chosen local professionals hold active state certifications to ensure safe and compliant work.

Helpful?

Several types of professionals handle plumbing in Greenwich. Licensed master and journeyman plumbers manage system designs, installations, and repairs. Drain and sewer specialists address root intrusions and collapsed lines. For homes in the backcountry, certified well and pump contractors maintain private water systems. You will also find experts dedicated to septic system replacements, backflow prevention testing, and hot water radiant heating maintenance.

Helpful?

In CT, aging water service lines and sewer laterals require replacement due to corrosion and tree root intrusion. Uninsulated pipes in basements and crawl spaces face significant freeze damage risks. Hard municipal water accelerates wear on water heaters. Additionally, expansive outdoor irrigation systems demand annual winterization, and older homes require bathroom updates to replace failing cast iron and galvanized pipes.

Helpful?

After finishing plumbing work in Greenwich, schedule the mandatory final inspection to close out your permits. Update your home records with all inspection reports and warranties for future real estate transactions. Notify your local water provider about any service line changes. Finally, monitor new pipe connections for leaks during the first major temperature swing, and winterize any newly installed outdoor fixtures.

Helpful?

The Greenwich, CT homeowners’ guide to plumbing services

From average costs to expert advice, get all the answers you need to get your job done.