Serving Connecticut, Westchester and Putnam Counties

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A Free Estimate!
Products & Services
Basement Waterproofing Services & Products
WaterGuard Interior System
DryTrak Drainage Channel
TrenchDrain Drain Grate
IceGuard Discharge Line
FlexiSpan Wall Crack Repair
Polyurethane Crack Sealing
WellDuct Window Drainage
BrightWall Waterproof Panels
ThermalDry Wall Barrier
Basement To Beautiful Pre-finishing Wall Insulation Panels
Drain Tile Installation
SuperSump Pump System
TripleSafe Pumping System
UltraSump Battery Back Up
Sanidry Basement Dehumidifier
French Drain Alternatives


Crawl Space Repair Services & Products
CleanSpace Encapsulation Vapor Barriers And Liners
Turtl Access Hatch
EverLast Crawl Space Doors
Sanidry Csb Crawl Space Dehumidifier
SmartDrain Water Drainage
SilverGlo Wall Insulation
TerraBlock Floor Insulation
SmartSump Sump Pump
Crawl-o-Sphere Crawl Space Fan
WallCap Block Wall Sealer
SmartVent Flood Vents


Foundation Repair Services & Products
Push Pier Underpinning For Settlement, Foundation Leveling, Sinking Foundation Repair
Geo-lock Wall Anchors
Geo-lock Helical Anchors
PowerBrace Bowed Wall Repair
CarbonArmor Fiber Wall Repair
SmartJack Crawl Space Support
Slab Pier Repair
Foundation Underpinning
EZ Post Deck Repair
Shotcrete Wall Restoration


Basement Finishing & Remodeling
Everlast Wall Panels
Insulated Wall Panels
Premier And Linen Ceiling Tiles: No-sag Warranty
Thermal Dry Floor Tiles
Sunhouse Window Wells
Everlast Window Replacement
Rockwell Basement Egress Windows


Company Awards
2017 Angie's List Super Service Award
Connecticut Basement Systems has been awarded the 2017 Angie's List Super Service Award®! The Angie’s List Super Service Award honors... [Read more]
Larry Janesky award the Valley of Chamber of Commerce's Silver Medal Award
Larry Janesky was awarded the Valley Chamber of Commerce's Silver Medal Award for the Big Build at Ansonia Nature Center!... [Read more]
Best Places to Work
For the 3rd time, Basement Systems has won the Best Places to Work award for being one of the best... [Read more]
More Awards

Southbury, CT's Respected Crawl Space & Foundation Repair Pros

They did a sensational job. I didn't have any idea that the basement could be made to look that good,...
Happy Customers Surrounding Southbury, CT
Work Requests

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Reviews From Southbury
Testimonials From Southbury
I was quite pleased with Dan's service
Testimonial by Nancy A. from Southbury, CT
When a technician arrived at first, I was pretty frustrated. However, Bruce was able to calm me down and was...
Testimonial by Paul B. from Southbury, CT
I cannot say enough good things about Bill. He is professional, personable, nice, and all around a great...
Testimonial by Lynn S. from Southbury, CT

Southbury, CT's expert in basement waterproofing, foundation repair, & more

Connecticut Basement Systems has been your trusted home improvement company providing reliable basement waterproofing, foundation repair, crawl space encapsulation, basement finishing, and more to over 85,000 Connecticut homeowners since 1987. As a three-time winner of the CT Better Business Bureau's Torch Award for Marketplace Ethics, we are committed to creating an honest and reliable experience with our customers.

Whether you need a moisture-proof basement waterproofing system complete with a sump pump or permanent foundation settlement repairs, we provide these solutions and much more!

Our services in Southbury:

  • Basement waterproofing
  • Foundation repair
  • Crawl space repair
  • Basement finishing
  • Air purifiers
  • And more!

Schedule a free estimate to learn more. Connecticut Basement Systems proudly serves Southbury and areas nearby!

Trusted basement waterproofing company serving Southbury

A wet basement can affect your home more than you think. If left to worsen, water in the basement can cause structural issues, mold growth, pest problems, and more. That is why Connecticut Basement Systems provides patented basement waterproofing solutions, designed to keep your below-grade space dry and healthy for years to come! So, if you're tired of dealing with basement flooding, high humidity, water in basement, or other waterproofing issues, contact our experts today!

Our basement waterproofing services in Southbury:

  • Sump pump installation & maintenance
  • Basement drainage systems
  • Basement Dehumidifiers
  • Basement windows
  • Egress windows & window wells
  • And more!

Since 1987, we have provided warrantied basement waterproofing solutions to Southbury homeowners - this includes sump pumps, basement dehumidifiers, french drains, and more. Schedule a free basement waterproofing estimate to learn more!

Permanent foundation repair solutions in Southbury

No matter how minor your home's foundation problem seems, it is always better to schedule a foundation inspection and get repairs sooner than later. That is because issues like foundation settlement, leaning chimneys, bowing walls, and more can affect your house's value and curb appeal. Even worse, they can create unsafe living conditions for you and your family.

But there is no reason to worry - Connecticut Basement Systems is backed by Supportworks, a nationally renowned network of expert foundation repair contractors. This partnership also gives us exclusive access to professional training, warrantied solutions, and best practices proven by hundreds of dealers across the globe.

Our foundation repair services in Southbury:

  • Slab piers
  • Push piers
  • Helical piers
  • Foundation wall repairs
  • Crawl space support jacks
  • Wall anchors
  • Wall reinforcing systems
  • And more!

Schedule a free foundation repair estimate to learn more. We proudly serve Southbury and areas nearby.

Reliable crawl repair & encapsulation services in Southbury

A nasty crawl space can cause a lot of issues for the home. If left unrepaired and unsealed, the crawl space can start to rot and grow mold, leading to structural issues, unhealthy indoor air, and discomfort throughout the house. That is why Connecticut Basement Systems provides moisture-proof crawl space encapsulations and durable structural repairs.

When we seal the crawl space using a moisture-proof vapor barrier, add a high-performance crawl space dehumidifier, install crawl space jacks for failing support posts, and provide other crawl space repair solutions, we can create a dry, secure below-grade space for years to come!

Our crawl space encapsulation & repair services in Southbury:

  • Crawl space vapor barrier
  • Crawl space drainage system
  • Crawl space dehumidifier
  • Crawl space insulation
  • Crawl space support jacks
  • And more!

Schedule a free crawl space repair and encapsulation estimate to learn more. We proudly serve Southbury and areas nearby.

Transform your home with basement finishing in Southbury

Want to transform your dreary basement into the space of your dreams? From a lavish apartment to a new play area for the kids, Connecticut Basement Systems can help you with these remodeling projects and more - the only limit is your imagination! Unlike other basement finishing contractors, we actually use remodeling products designed to withstand common environmental conditions in the below-grade space, including moisture and mold. Plus, the basement finishing system is warrantied, has insulating qualities, dampens noise, and is eco-friendly.

Our basement finishing system in Southbury:

  • Finished basement flooring
  • Waterproof wall products
  • Ceiling tiles
  • Basement dehumidifiers
  • Replacement windows
  • Egress windows & window wells
  • And more!

Schedule a free basement finishing estimate to learn more. We proudly serve Southbury and areas nearby.

Quality basement waterproofing, crawl space repairs, & more since 1987

Connecticut Basement Systems is the largest basement waterproofing, foundation repair, crawl space encapsulation, and basement finishing company in Southbury - and for good reason. We are committed to improving the lives of our employees, customers, and the world through education and development. For over 30 years, we have built a solid reputation backed by honesty and expertise. So you can have absolute confidence in our services!

Contact us to schedule a free estimate today. We proudly serve Southbury and nearby areas.

Work Requests From Southbury, CT
Project Location: Southbury, CT
Need a quote for cracks in the foundation, cil plate spray foam insulated and walls and floor apoxey painted.
Project Location: Southbury, CT
Need half my basement done so I can make it a playroom for my kids. It's a 19x14 room with framing, electrical and heating already done (we just bought the house and it came that way). Just needs insulation, drywall and flooring.
Project Location: Southbury, CT
Water drains from one 10 foot spot in between the basement wall and floor on a regular basis up to small standing puddle and stops. Happens year round. Can dry it out with a Fan running at it in a about 1, but comes right back after shutting off the fan.
Project Location: Southbury, CT
Cracker foundation and water comes in from multiple places. Need an estimate to repair
Project Location: Southbury, CT
The basement is finished but the windows need to be replaced, insulation installed, ceiling tiles updated or replaced and we need to section the space differently to add to sound proof home offices.
Project Location: Southbury, CT
Basement flooding right now, don't know the reason.
Project Location: Southbury, CT
Just purchased old 1780s farmhouse. Likely needs sill plate replaced. Other sagging floor issues may be related, may be different problem.
Project Location: Southbury, CT
We are looking to finish our basement with some basic features.
Project Location: Southbury, CT
I believe groundwater is getting into by basement
Project Location: Southbury, CT
Crack on the floor,water comes in if extreme rain and want to finish our basement
Project Location: Southbury, CT
The insulation in the half basement was installed upside down. The Other side is a dirt floor crawl space. I would like to get that cleaned up and insulated correctly and possible a easier access to the crawl space installed. I would like to get a free estimate on the total cost, Also to find out What is possible.
Project Location: Southbury, CT
I have a paver driveway section that is sinking. There is about 4 inches of concrete under the pavers. There is also a circular stone wall, in the center of the driveway that is also sinking. it appears that water runoff is traversing under the concrete and eroding the soil base.
Project Location: Southbury, CT
We have a walk-out basement that we are interested in finishing and would like an estimate. Thx
Project Location: Southbury, CT
Interested in getting a quote for a roughly 62ft drainage system in unfinished part of basement.
Project Location: Southbury, CT
Small spot in basement wall is letting some water through.
Project Location: Southbury, CT
Looking for a basement dehumidifier system
Project Location: Southbury, CT
We just moved into our house in July 2020 and the basement and crawl spaces are wet.
Project Location: Southbury, CT
We moved last year and our basement is always taking on water, especially after rain or snow
Project Location: Southbury, CT
Looking to finish basement to a big family room and Landry room
Project Location: Southbury, CT
We are in the beginning stage of buying the property listed above - we know that the basement needs attention but we also would like to prevent further damage by installing a French drain - we need to have an estimate on the cost of fixing the basement and installing the drain before we proceed with an offer