Serving Connecticut, Westchester and Putnam Counties

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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

Residential Crawl Space Vapor Barrier & Basement Waterproofing in Ansonia, CT

The installment crew did a great job. Even the clean up was great... I have recommended you to several of...
Happy Customers Surrounding Ansonia, CT
Work Requests

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Reviews From Ansonia
Testimonials From Ansonia
While all the workers were efficient and friendly, there was one employee, Ailton Dos Santos, who made it all possible. We are both senior citizens and...
Testimonial by Bob and Nancy G. from Ansonia, CT
...I wanted the best, so I went to the best. My grandparents built the house in 1930. They always kept it excellent condition. I plan on doing the same so this...
Testimonial by Thomas W. from Ansonia, CT
...The crew was the best I have ever had doing anything around my home. They were professional, courteous, and cleaned up after themselves. Thank you for...
Testimonial by Henriette H. from Ansonia, CT

Responsible basement waterproofing, foundation repair, basement finishing, crawl space repair company serving Ansonia, CT

We not only adhere to the highest industry standards, we strive to be the industry leader in the home improvement related services we provide. We also use state-of-the-art products and technology which are designed to fix your home. We are the authorized Basement Systems dealer in Ansonia, CT.

Services we offer in Ansonia:

  • Wet/flooded basement waterproofing solutions.
  • Lifetime warranty on all perimeter waterproofing systems.
  • Foundation and structural repair solutions.
  • 25-year warranty against manufacturing defects on foundation products.
  • Basement finishing and remodeling services.
  • Crawl space sealing with CleanSpace vapor barrier.
  • 25-year warranty on crawl space encapsulation systems.
  • Financing Available
  • FREE written estimates and inspections, and fast installation
Press Releases From Ansonia
Connecticut Basement Systems provides school supplies for Ansonia elementary kids who live below the...
Connecticut Basement Systems provides school supplies for Ansonia elementary kids who live below the poverty line.... [Read more]
News & Events From from Ansonia
United Way Honors Connecticut Basement Systems.
The United Way honored Connecticut Basement Systems Inc. on April 26th, 2012 for their pursuit of excellence in leadership and community outreach. Three awards were given to the company. The first to the founder and owner Larry Janesky who received the CVC Corporate Citizen of the Year Award. They also received the silver award for employee participation in community support and the 2011-2012 campaign underwriter award. ... [Read more]
CTBS Volunteers Help Raise $50,000 for Non profit through Men Who Cook
Some of the Basement Systems staff have participated in the second annual Men Who Cook fundraiser, which has raised over $50,000. Around 50 volunteers cooked dinner to raise money for TEAM, Inc.... [Read more]
Harvest House
Connecticut Basement Systems participated in their 5th Harvest House Festival!... [Read more]
Work Requests From Ansonia, CT
Project Location: Ansonia, CT
One section of our basement foundation seems to be seeping moisture. There are no puddles, but boxes on the floor are damp.
Project Location: Ansonia, CT
Horizontal crack approx. 18 feet in length can upload photos.
Project Location: Ansonia, CT
Water comes in from sidewalk into basement and I think it's because of foundation
Project Location: Ansonia, CT
Looking to have an egress window installed in my basement
Project Location: Ansonia, CT
I has some water seeping from under the basement floor.
Project Location: Ansonia, CT
There is one area where we have been getting water leakage from the recent rain. The water seems to be low on the wall maybe 6 inches or less from the floor and has caused damage to the carpet and mold on the dry wall.
Project Location: Ansonia, CT
I want to redo my basement. Hardwood floors. Sheetrock. Add an egress to the extra room.
Project Location: Ansonia, CT
Basement finishing
Project Location: Ansonia, CT
We would like to finish our basement and make it livable as a bedroom/ laundry room.
Project Location: Ansonia, CT
I am getting water in my basement and can not figure out from where. I am starting to suspect it is coming from the floor.
Project Location: Ansonia, CT
Recreational area
Project Location: Ansonia, CT
There is water coming in on one side of our basement.
Project Location: Ansonia, CT
We had a flood in our basement that has never happened before. We are looking to see how to prevent it from happen.
Project Location: Ansonia, CT
Would like parts of basement waterproofed - water seems to be seeping in around bilco doors. Also have part of basement that is crawl space under living room, which is cold in winter - would like to get prices on having that insulated. Looking at several companies at this time and getting prices.
Project Location: Ansonia, CT
Property is an investment with tenants living in basement. Floor is buckling and mold is visible in 3 rooms. insurance company will not cover due to ground seepage.
Project Location: Ansonia, CT
House has slightly sunken.
Project Location: Ansonia, CT
After the rain storm today there are puddles in my basement. Looking for an estimate to waterproof.
Project Location: Ansonia, CT
My foundation, above the garage, needs to be jacked and have a steel beam put in it.
Project Location: Ansonia, CT
Would like a quote on finishing my basement
Project Location: Ansonia, CT
We are purchasing a home and I want to check a crack in the garage and see if it's a major concern