How much do foundation, basement or crawlspace waterproofing and encapsulation companies typically cost?
- Cos Cob, Connecticut Average$3,891
- Typical Range$2,000 - $3,891
- Low End - High End$600 - $8,700
Compare Quotes from Foundation, Basement or Crawlspace Waterproofing and Encapsulation Companies
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Service Pros
Brookfield, CT·
Crawl Space Encapsulation, Basement Crack Repair, Sump Pump & Battery Backup Installation , and 2 more
"What can I say about American Dry Basement Systems? A few years ago, our area experienced an extraordinary amount of rainfall. My backyard looked like a pond, and water was rising all the way to the back of my house. At the time, there was already some water in the basement, but I believed I had a solid plan in place to manage it—completely unaware of the damage that was about to unfold. The next day, I went downstairs to check the situation and was devastated to find nearly four feet of water filling my basement. Storage totes were floating, along with irreplaceable family artifacts that meant the world to me—pieces of history from loved ones who are no longer here. I immediately tried contacting the fire department, but I wasn’t alone in this situation; many others were dealing with flooding as well. With no other option, I had to purchase another water pump. After a grueling 10-hour ordeal, the water was finally removed. Unfortunately, the damage was already done. I lost cherishe"
D9AFB8B95CA6ED576CB6CF0A3F7E1FDA60684522008B880138F6AC4E0E233348 5. in December 2025
SG
Stamford, CT·
Expert Landscaper, Drainage. We can help with wet basements and wet properties. We have a lot of experience and we can redirect water by pumps and naturally, Expert Landscaper , and 1 more
"Angelo was efficient and professional. Very happy."
Sarah G. in June 2020
Norwalk, CT·
Landscape - Land Crearing, Grading and resloping, Fall / Spring Clean Up., Demolition and take away., Walls, Patios, Walks, Steps, Walls Stone Cover and Gravel Spread. , and 7 more
"Did an amazing job, good communication, and a quick turnaround."
60C7593BE68FB4F5469A1E0574646386D0EA1F7C2D0C5C6C5237403E0F5F24F3 4. in December 2025
BB
Stamford, CT·
Flooring, Concrete Patio Install, Renovation , and 1 more
"They were great, quick and creative."
Gustavo X. in July 2022
Seymour, CT·
Basement Remodels, Basement Inspections and Basement or Foundation Waterproofing, Raise or Repair Foundations
"CT Basement systems did a wonderful job on the walls that were flood damaged. Their overall system is great. We didn't need the total renovation but if we did, we would certainly have had them do it. After researching others, this was the best."
Susan K. in December 2017
Showing 1-5 of 5 results
Costs for related projects in Cos Cob, CT
- Seal a Basement or Foundation$2,000 - $3,891
Related Projects in Cos Cob, CT
- Basement Drainage Channels - Install
- Concrete Foundation - Install
- Concrete Foundation - Raise
- Add a Sunroom or Patio Enclosure
- Analyze a Structural Issue (Structural Engineer)
- Apply concrete finish, overlay, or coloring to existing concrete
- Apply Roof Sealant
- Build a Guest House
- Build an Addition
- Build an Outdoor Kitchen
- Build a Second Story Addition
- Build or Install a Wood Retaining Wall
- Build or Replace a Composite Deck
- Build or Replace a Deck or Non-Masonry Porch
- Camera Locate Breakage for a Plumbing System
- Clean and Seal Decks, Fences, Patios, Drives, or Porches
- Clean Gutters and Downspouts
- Clean House Interior (Maid Service)
- Clean Out a Sewer
- Clean Range and Hood
- Clean Up Job-site after Construction
- Clean Walls and Ceilings
- Clear a Clogged or Slow Drain
- Deliver Liquid Concrete
- Deliver Soil, Sand, Mulch and Rock
- Dethatch or Power Rake a Lawn
- Draftsperson or CADD Expert (Non-Designer)
- Fertilize, Feed or Treat a Lawn
- Grade or Reslope Grounds for Landscaping
- Hire a Handyman
- Hire a Handyman
- Hire a Handyman
- Hire a Handyman
- Hire a Handyman for Your Small JObs
- Hire an Architect to Design a Project
- Install a Barbed Wire Fence
- Install a Chain Link Fence
- Install a Lawn and Garden Sprinkler System
- Install a Putting Green
- Install a Retaining Wall
- Install a Shower Pan or Base
- Install a Steam Shower
- Install a Walk In Bathtub
- Install a Wood Fence
- Install Carpeting
- Install Concrete Driveways & Floors
- Install Electrical for a Home Addition or Remodel
- Install Electrical Switches, Outlets, or Fixtures
- Install Electronic Pet Fence
- Install Interior Foundation Drains or Sump Pump
- Install Interlocking Pavers for Driveways & Floors
- Install Interlocking Pavers for Patios, Walks and Steps
- Install Laminate Flooring
- Install Lightning Protection Systems
- Install Luxury Vinyl Flooring
- Install or Completely Replace Wood Flooring
- Install or Repair a Roof
- Install or Repair a Sink
- Install or Repair a Toilet
- Install or Replace a Bathtub
- Install or Replace a Bathtub
- Install or Replace a Chimney Cap
- Install or Replace a Driveway or Security Gate
- Install or Replace a Flat, Foam or Single Ply Roof
- Install or Replace an Asphalt Shingle Roof
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- Install or Replace a Water Heater
- Install or Replace Flooring
- Install or Replace Landscape Curbing
- Install or Replace Metal Roofing
- Install or Replace Natural Slate Roofing
- Install or Replace Traditional Tile Roofing
- Install or Replace Wood Shake or Composite Roofing
- Install Plumbing in a Remodel or Addition
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Repair or Replace Plumbing or Fixtures
- Install, Replace or Repair a Main Water Pipe
- Install Roof Heating Cable to Melt Snow
- Install Stamped Concrete
- Install Traditional Vinyl or Linoleum Flooring
- Lawn & Yard Waste Clean Up
- Level Concrete Slabs Using Injection Technology
- Obtain an Elevation Certificate
- One Time Interior House Cleaning
- One Time Interior House Cleaning
- One Time Interior House Cleaning
- Paint or Stain a Deck
- Paint or Stain a Fence
- Paint or Stain Exterior Surfaces
- Paint or Stain Interior Surfaces
- Paint or Stain Single Items
- Paint, Varnish or Stain Interior Surfaces
- Paint, Varnish or Stain Interior Surfaces
- Paint, Varnish or Stain Interior Surfaces
- Paint, Varnish or Stain Interior Surfaces
- Paint, Varnish or Stain Interior Surfaces
- Refinish Wood Flooring
- Remodel a Basement
- Remodel a Garage
- Remodel a Kitchen
- Remodel or Convert an Attic
- Remodel or Renovate One or More Rooms
- Renovate or Repair a Home
- Repair a Deck or Porch
- Repair a Flat, Foam or Single Ply Roof
- Repair a Generator
- Repair a Metal Roof
- Repair an Asphalt Shingle Roof
- Repair a Natural Slate Roof
- Repair a Tankless Water Heater System
- Repair a Wood Shake or Composite Roof
- Repair or Alter a Chain Link Fence
- Repair or Install Gas Piping
- Repair or Partially Replace a PVC or Plastic Fence
- Repair or Partially Replace a Wood Fence
- Repair or Replace a Sump Pump
- Repair or Resurface Concrete Driveways, Patios, Walks & Floors
- Repair or Service a Water Heater
- Repair or Weld a Wrought Iron Fence
- Repair, Refasten, or Stretch Carpeting
- Saw or Remove Concrete or Masonry
- Seed a Lawn
- Service a Lawn and Garden Sprinkler System
- Treat, Protect and Maintain Trees & Shrubs
- Trim or Remove Trees and Shrubs
- Upgrade an Electrical Panel
- Winterize or Activate a Sprinkler System
- Xeriscape a Yard
HomeAdvisor Community Rating
Overall Rating:
Cos Cob Foundation Contractors are rated 4.9 out of 5 based on 181 reviews of 181 pros.
The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.
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