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  • Average homeowner rating star icon4.2
    Average homeowner rating
  • Verified reviews icon399
    Verified sump pump installation services reviews

Verified Reviews for Sump Pump Installation pros in Thomaston, CT

*The Angi rating for Sump Pump Installation companies in Thomaston, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sump Pump Installation needs.

*The HomeAdvisor rating for Sump Pump Installation companies in Thomaston, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sump Pump Installation needs.

Last update on March 21, 2026

Find Sump pump installation pros in Thomaston

Avatar for Budget Dry Waterproofing, Inc.
Budget Dry Waterproofing, Inc.
4.4(
240
)
Sump Pump or Interior Foundation Drains - InstallSump Pump - Repair or Replace

Serving Thomaston, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2006

Free estimates

Emergency services offered

"Our service person was Bill Fanning. He was excellent and explained everything in full detail! Bill was polite and respectful, and advised us on the best new sump pump to replace our non-working sump pump."
Drain at base of bilco
going up on the wall
finished wall area
completed
finished sump pump area

+37

Response time1 day
141 neighbors recently requested a quote
Recommended by86%of homeowners
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Avatar for Groundworks
Groundworks
5.0(
12
)
Sump Pump or Interior Foundation Drains - InstallSump Pump - Repair or Replace

Serving Thomaston, CT and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 2025

Free estimates

Warranties offered

Groundworks is the North America's leading and fastest-growing foundation repair and water management solutions provider. Groundworks is a vertically integrated company with its own manufacturing operations and a world-class software solution, allowing us to serve our customers more effectively. From the first phone call to the annual maintenance offered, our customers have peace of mind knowing we're there with one mission to repair, protect and improve their home. For state licenses visit Groundworks.com/licensing

Foundation
Foundation
Foundation
Concrete
Concrete

+16

570 neighbors recently requested a quote
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Avatar for Connecticut Basement Systems, Inc.
Connecticut Basement Systems, Inc.
4.3(
223
)
Sump Pump or Interior Foundation Drains - InstallSump Pump - Repair or Replace

Serving Thomaston, CT and surrounding areas

Approved

In business since 1987

Free estimates

Warranties offered

"Excellent, very professional crew, installed a new sump pump quickly . Very personable, clear explanation of all work"
Finished basement in CT
Basement Finishing in CT
Basement Finishing in CT
Basement Finishing in CT
Basement Finishing in CT

+13

Response time10 hrs
187 neighbors recently requested a quote
Recommended by90%of homeowners
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Avatar for InstaPlumbing, LLC
InstaPlumbing, LLC
4.6(
228
)
Sump Pump - Repair or ReplaceSump Pump or Interior Foundation Drains - Install

Serving Thomaston, CT and surrounding areas

Approved

In business since 2014

Emergency services offered

Warranties offered

"I was thoroughly pleased with the installation of my new kitchen faucet. What I liked is that they went above and beyond. There were other things in the house that needed attention and Kyle changed did a "wellness" check around the house, the bathrooms and found that the faucet to the outside of the house needed updating. I wills say that their price was a little high but for my peace of mind, it was worth it. Within 5 days of my work being done, I recommended them to a co-worker who needed a hot water heater repaired and they are satisfied with that work too. Yes, I will call on InstaPlumbing again."
Dryer Vent Inspection
Faucet Repair and Installation
Shower valve repair
Large and Small Drain Snaking
Apprentice Dylan

+1

Response time9 hrs
17 neighbors recently requested a quote
Recommended by93%of homeowners
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Avatar for A&A Waterproofing
A&A Waterproofing
5.0(
10
)
Sump Pump - Repair or ReplaceSump Pump or Interior Foundation Drains - Install

Serving Thomaston, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Emergency services offered

"Came to finish digging out trench to install footing drains around basement area of house. The guys finished the job in 1 day. So far no leaks into basement."
Response time2 days
Response rate88%
4 neighbors recently requested a quote
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Avatar for Premium Northeast Plumbing, LLC.
Premium Northeast Plumbing, LLC.
5.0(
6
)
Sump Pump or Interior Foundation Drains - Install

Serving Thomaston, CT and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

Local owner-operated business specializing in plumbing and heating. Owner has been in the plumbing field for 20 years. We pride ourselves in good communication, competitive pricing and professional service from start to finish.

Additional Photos
Recommended by100%of homeowners
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Avatar for HARP Home Services, LLC
HARP Home Services, LLC
3.7(
107
)
Sump Pump - Repair or Replace

Serving Thomaston, CT and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Thetechnician was friendly and did a great job of servicing my boiler and mini splits"
replacing water heater
Tank Water Heater
14 neighbors recently requested a quote
Recommended by70%of homeowners
Request Quote
Avatar for Precision Landscaping and Excavating
Precision Landscaping and Excavating
4.2(
33
)
Sump Pump - Repair or ReplaceSump Pump or Interior Foundation Drains - Install

Serving Thomaston, CT and surrounding areas

Approved

In business since 1994

Free estimates

Warranties offered

"Ron was very professional from the start to finish. I had a blocked basement drain repaired and a new day light drain installed to this basement drain. The work was outstanding. The basement doesn't flood anymore. Thanks Ron for a great job well done."
Landscaping Projects
New Walkways
New Retaining Wall
Before and After Wall
Before

+52

Response time7 hrs
12 neighbors recently requested a quote
Recommended by88%of homeowners
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Showing 1-10 of 81
Sump Pump Installation questions, answered by experts

The cost to repair a sump pump ranges from $400 to $550, depending on the extent of the repair and your location. Minor repairs, like fixing a switch or replacing a float, can cost just a few hundred dollars. However, more significant issues, such as motor replacement or addressing electrical problems, may cost closer to $550. Keep in mind that regular maintenance can help prevent costly repairs, and if a sump pump is beyond repair, a full system replacement ranges between $650 and $1,400.

If your water pump fails, the first step is to turn off the power to the pump to prevent any further damage. Check for common issues such as clogs, electrical problems, or mechanical failures. If you cannot identify the problem, contact a professional who specializes in pump repairs. Prompt action can help minimize damage and repair costs.

In most cases, standard homeowners insurance policies do not cover damage from a sump pump failure or overflow. Coverage for water damage is often limited to sudden, unexpected events like a burst pipe that was not caused by negligence. To be covered for sump pump issues, you will likely need to purchase a specific rider, endorsement, or additional water backup insurance. If your insurer offers this type of coverage, they may require proof that your sump pump is regularly maintained.

Sump pump repairs are typically handled by plumbers or waterproofing specialists who are experienced in handling basement and foundation-related issues. Plumbers can address issues like clogs, electrical problems, and mechanical failures, and waterproofing professionals may be ideal if the sump pump is part of a larger drainage or waterproofing system. 

Some people may also call on a general handyperson for minor sump pump repairs. However, for complex problems, hiring a certified plumber or waterproofing expert ensures the work is done correctly and prevents further issues.

No. Sump pumps have different capacities, which refers to the volume of water that they can remove. They also come in various horsepower ratings, which measure the size of the pump’s motor. For many homes, 1/3 horsepower is enough. But if you live in an area that floods often, you might need a more powerful model.

The Thomaston, CT homeowners’ guide to sump pump installation services

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

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