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Top-Rated Foundation repair specialists in Haddam - Updated Nov 2026

Avatar for CGV & K Masonry, LLC
CGV & K Masonry, LLC
4.6(
180
)
Concrete Foundation - Repair

Serving Haddam, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Small jobs welcome

"We are very happy with our new patio area for our full basement walkout. The owner Claudin is a true professional who clearly is concerned about client satisfaction. We are very satisfied with services rendered and highly recommend CGV & K Masonry."
Stone Wall
Kitchen Renovation
Pavers for Installation
Kitchen Renovation Complete
Pavers for Installation

+74

Response time12 hrs
135 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Connecticut Basement Systems, Inc.
Connecticut Basement Systems, Inc.
4.3(
589
)
Concrete Foundation - Repair

Serving Haddam, CT and surrounding areas

Approved

In business since 1987

Free estimates

Warranties offered

"Great. Service technician arrived on-time. He performed the work as requested. He informed me of a leak in our downspout. He provided a repair suggestion. He was not pushy at all."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+12

164 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for American Dry Basement Systems, LLC
American Dry Basement Systems, LLC
4.9(
118
)

Serving Haddam, CT and surrounding areas

Approved

In business since 1997

Free estimates

Credit card accepted

"So happy I shopped around before finding American Dry Basement Systems. Not only were they affordable, but were extremely knowledgeable and helped me make an informed decision about the integrity of my home's foundation."
Drainage Trench
Jackhammer
Mixing SuperCrete
Compress Wash Stones
Spreading SuperCrete

+7

Response time11 hrs
3 neighbors recently requested a quote
Recommended by66%of homeowners
Avatar for Groundworks
Groundworks
4.9(
13
)
Concrete Foundation - Repair

Serving Haddam, 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

396 neighbors recently requested a quote
Avatar for The Builders & Cleaners
The Builders & Cleaners
4.9(
122
)

Serving Haddam, CT and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Easy process from quote to work complete. The crew worked on a few small projects -- fixed a damaged wall, repaired flooring, and installed a new toilet."
Dust out from the ductwork
Dust out from the ductwork
Clean vent
Clean vent
Dust in the return

+1839

Response time1 day
Response rate92%
Recommended by85%of homeowners
Avatar for AA Outdoor Services, LLC
AA Outdoor Services, LLC
3.9(
33
)
Concrete Foundation - Repair

Serving Haddam, CT and surrounding areas

Approved

In business since 1990

Free estimates

Small jobs welcome

"Vinny is a very friendly and professional guy who we really enjoyed working with. The quality of his work is excellent- we used him for our sidewalk and refurbishing the rod iron railings. Overall positive experience with him and the final project turned out great! We would definitely recommend him and will be using his services again in future projects."
Driveway in New Haven (West Haven)
Rear entrance and parking area (West Haven)
Rear entrance and parking area (West Haven)
Step repair (West Haven)
Step repair (West Haven)

+61

Response time9 hrs
Recommended by100%of homeowners
Avatar for Eastern Waterproofing Co., Inc.
Eastern Waterproofing Co., Inc.
4.6(
40
)

Serving Haddam, CT and surrounding areas

Approved

In business since 1976

Free estimates

Warranties offered

"They were prompt, polite and very professional. I cannot recommend a better company to have work on your house! The concrete work looks like it will last forever and I am sure it will. If I ever need more work done they will be the first I call."
broken walk
repai
repair
addition
sidewalk and dumpster pad

+67

Response time2 days
6 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Budget Dry Waterproofing, Inc.
Budget Dry Waterproofing, Inc.
4.4(
240
)
Concrete Foundation - Repair

Serving Haddam, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2006

Free estimates

Emergency services offered

"Rick did an amazing job fixing the crack in my basement foundation. The company is very professional, knowledgeable and affordable. I highly recommend this company to anyone needing waterproofing in their home."
Drain at base of bilco
going up on the wall
finished wall area
completed
finished sump pump area

+37

Response time1 day
142 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for M Adorno, LLC
M Adorno, LLC
4.2(
37
)
Concrete Foundation - Repair

Serving Haddam, CT and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"Thank You Mike for your advice and sending your worker Bobby to the rescue! Very nice and arrived on time. I realize this is only a temporary fix. Hopefully we get through the winter. Looking forward to working with you in the spring.WISHING ALL OF YOU HAPPY HOLIDAYS!!! LINDA."
Shorline Bath
Shorline Bath
Shorline Bath
Shorline Bath
Shorline Bath

+2

Response time10 hrs
85 neighbors recently requested a quote
Recommended by92%of homeowners
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Showing 1-10 of 142

The Haddam, CT homeowners’ guide to foundation repairs

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