Serving Connecticut, Westchester and Putnam Counties

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A Free Estimate!
Reviews From Granby
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

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

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Happy Customers Surrounding Granby, CT
Work Requests

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Granby, 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 Granby:

  • 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 Granby and areas nearby!

Trusted basement waterproofing company serving Granby

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 Granby:

  • 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 Granby 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 Granby

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 Granby:

  • 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 Granby and areas nearby.

Reliable crawl repair & encapsulation services in Granby

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 Granby:

  • 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 Granby and areas nearby.

Transform your home with basement finishing in Granby

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 Granby:

  • 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 Granby 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 Granby - 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 Granby and nearby areas.

Work Requests From Granby, CT
Project Location: Granby, CT
Standing water in basement after big rain.
Project Location: Granby, CT
Replace basement windows throughout complex
Project Location: Granby, CT
Looking for an estimate to repair concrete block foundation walls that are bowing inward.
Project Location: Granby, CT
Need a basement crawl space sealed off.
Project Location: Granby, CT
We are looking to have our basement waterproofed and finished. It was finished at one time but there was some water damage to the walls and floors so it was all taken apart. At this t8me we are really just hoping to get the room enclosed so we can begin using it again!
Project Location: Granby, CT
House in East Hartland. Need water problem & foundation issue quote.
Project Location: Granby, CT
We have an unfinished basement that we would like to finish, or at least partially finish. We would like a quote for that work.
Project Location: Granby, CT
Damp basement with to much moisture want sealed and to fix some holes/cracks in concrete
Project Location: Granby, CT
Believe we have efflorescence and we have many areas where water comes into our basement on ground and through foundation and where pipes are.
Project Location: Granby, CT
We have a cinder block basement with some big cracks and bowing.
Project Location: Granby, CT
Two of our basement windows are broken and need to be replaced
Project Location: Granby, CT
Good morning, we need a quote to address cracks in the garage/foundation of a home in East Granby. We are looking for someone to come out asap. Either today or tomorrow would be great. Thanks
Project Location: Granby, CT
Our concrete pool deck is sinking.
Project Location: Granby, CT
I have two basement windows that are leaking. I want to get them replaced. In addition I have a small section of foundation wall that has a few cracks and "weeps" a little water. I would like that to be repaired.
Project Location: Granby, CT
Interested in obtaining a quote on replacing our current dropped ceiling in our finished basement, approximately 15x25 ft. Current ceiling has water damage stains and panels and grid pieces are sagging in places and some are missing.
Project Location: Granby, CT
We are wondering what it would cost to finish our basement. It's mostly dry except for a little water that comes in through the chimney
Project Location: Granby, CT
I am interested in having my basement refinished. Do you service the Granby area?
Project Location: Granby, CT
Just purchased a home with a dual sump pump system installed it has leaking basement windows and I would like to know what improvements are available to me. Dan D
Project Location: Granby, CT
Bowed foundation wall causing the sill plate to rest improperly and incompletely on foundation. Sill plate is also termite damaged and is in need of replacement.