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

Reputable Bowing Wall & Wet Basement Repair Company in Portland, CT

Your system works great! your crew, office staff, and salesman were all very helpful and very professional. Your Back up...
Happy Customers Surrounding Portland, CT
Work Requests

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Reviews From Portland
Testimonials From Portland

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

Services we offer in Portland:

  • 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
News & Events From from Portland
Did you feel the earth move under your feet? Were you feeling a little “off -balance?” No, you were not imagining the shake… its been confirmed. It was a real earthquake!... [Read more]
Work Requests From Portland, CT
Project Location: Portland, CT
Basement water proofing.
Project Location: Portland, CT
Constant water in crawl space due to high water table - amount depends on rain and high tides
Project Location: Portland, CT
Need estimate on sani-dry dehumidifier or something like it. House is one level with basement length of house- extreme moisture in living areas and very humid/damp in summer. No AC in house but house stays cool as surrounded by trees - just very damp and humid.
Project Location: Portland, CT
Need sump pump system check up.
Project Location: Portland, CT
Have a full unfinished basement and would like to have it finished. No special design, just walls, ceiling and floor.
Project Location: Portland, CT
In the process of buying the property. Inspector noted the retaining wall is unsafe in the backyard and might not pass the appraisal with the bank. Part of the retaining wall is leaning in the backyard and one part crumbled over. Looking for an estimate and possibly a repair
Project Location: Portland, CT
Our house was built in 1853 with a brownstone foundation. I am looking for help with waterproofing and mold remediation. I also have concerns about foundation settlement.
Project Location: Portland, CT
Looking to finish our basement. We may do this ourselves or hire an outside company. In process of getting quotes.
Project Location: Portland, CT
Inspection discovered two cracks in crawlspace walls and there is not a de-humidiflier..also, musty smell in crawlspace which is also in the above master bedroom
Project Location: Portland, CT
We have a unfinished basement, we are not sure if we want to get it done this fall or next spring? We would like to know what can be done and the cost so we can figure out if I take out a home equity loan or other options. If you're interested in coming out and giving us a free estimate and answer our questions knowing that if we went ahead with any work that it could be as late as March or April of 2019.
Project Location: Portland, CT
I have a foundation crack in my basement that I need fixed, it does not and never has leaked water. I would like a quote to repair, I can send photos if need be.
Project Location: Portland, CT
Need a basement water proofed and refinished
Project Location: Portland, CT
We are looking to finish part of our basement as an alternate area for our children to go with their friends
Project Location: Portland, CT
I have an 1886 home and the kitchen is over a very small crawlspace. I am wondering how I can insulate it without tearing up the kitchen floor.
Project Location: Portland, CT
Finish part of basement, received couple quotes that seem to high, seeing if this would be less expensive but still excellent quality.
Project Location: Portland, CT
Anytime there is a heavy rain our garage and closet flood. We live in a raised Ranch and the basement is an in-law apartment. We think we know where the water is coming from but we don't know how to fix it. Please help!
Project Location: Portland, CT
Spring water runs through basement
Project Location: Portland, CT
Broken home slab needs leveling
Project Location: Portland, CT
Have had previous quote from your company in regards to wet basement but never had the money. Ready to proceed with project. Looking to get updated quote.
Project Location: Portland, CT
Wet basement and unattractive garage