Trusted Basement, Foundation & Crawlspace Waterproofing Contractors in Oshawa, ON

The highest-rated Basement Waterproofing & Crawlspace Repair companies out of 62 vetted & reviewed in the Oshawa area.

Hutchuk's Construction (Hutcon)

Hutchuk's Construction (Hutcon)

(12)
Design, Excavation, Hardscape
“Derek did a wonderful job with our walkway. Seamless consultation and installation. He worked with us to make it work for our budget and actually came in to save the day after another contractor messed it up. Most importantly - it looks great! Woul...”
Free Initial Consultation
37 Kawartha Ave, Oshawa, ON L1H 3Y7
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Creative Visions

Creative Visions

1300 King St E, Oshawa, ON L1H 8N9
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Aquaphobia Foundation Repair & Crack Injections

Aquaphobia Foundation Repair & Crack Injections

(49)
Garage / Basement Floor Crack Repair, Foundation Crack Repair, Leaking Rod Hole Repair
“Discovered a leak between foundation and ground level during a heavy rain fall. Send a few photos and got a great explanation on the possible solution, got a quote and scheduled an appointment. Arrived early, polite, maintained distance and wore a...”
Free Initial Consultation
Serving Oshawa Area
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Durham Backhoe Basement Waterproofing

Durham Backhoe Basement Waterproofing

(40)
  • Home
  • French Drain
  • Quote
“My spouse and I are repeat customers of Durham Backhoe. George and his team installed an external membrane and drainage system along the back of our daughter's place in Oshawa a couple of years ago. Of late, we have noticed some evidence of minor w...”
Locally Owned & Operated
In Business Since 2009
Free Initial Consultation
Serving Oshawa Area
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Aquaseal Foundation Crack Repair Wet Basement Solutions

Aquaseal Foundation Crack Repair Wet Basement Solutions

(39)
Brick and Stone Sealing / Waterproofing, Cold Joint Repair, Exterior French Drain & Drywell
“I have used this company and specifically Pierre several times now for water issues in the basement and I would highly recommend him and his services to anyone of my colleagues and clients. Pierre has always been available to come out to assess a w...”
30+ Years Experience
Serving Oshawa Area
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Brad Duggans Waterproofing Inc

Brad Duggans Waterproofing Inc

(13)
Sump Pump Installation Button, Cinder Block Foundation Waterproofing, Interior Waterproofing
“Fantastic experience!! Best price, very quick response, Awesome Crew and the clean-up was exceptional...looks better than before the work!! Can't say enough about this company and employees!!! Very Highly recommended!!!! Positive Responsiveness, Punc...”
701 Rossland Rd E Suite 633, Whitby, ON L1N 9K3
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Martyn Excavating

Martyn Excavating

(11)
Landscaping, Waterproofing, Residential Snowplowing
“We are so happy with the service we received from Martyn's. Brad was prompt, courteous, and honest. He helped us troubleshoot our basement flooding issue and was able to quickly determine precisely what the issue was. His team promptly and neatly rep...”
Free Initial Consultation
Serving Oshawa Area
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Sierra Stone GTA Rubber Stone

Sierra Stone GTA Rubber Stone

(17)
  • Deck
  • Product
  • Porch
“Had my concrete around my pool covered with Rubber Stone. Unbelievable result. Looks better than when the concrete was laid when pool was new. Michelle and her crew did an excellent job No complaints. Worth what I spent.”
In Business Since 2023
Free Initial Consultation
Oshawa, ON
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Crawford & Son's

Crawford & Son's

(5)
“Amazing service from start to finish, waterproofing my basement. I can't say enough good things about the crew. Kept the job clean as they went along and went above and beyond to help remove some debris just to help me out. They were quick and updat...”
In Business Since 2002
Free Initial Consultation
170 Fuller Rd #4, Ajax, ON L1S 7G8
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ASG Construction & Restoration

ASG Construction & Restoration

(4)
“Would definitely recommend Gary and his crew. It was just a small job, laying concrete pad for a shed. On time, courteous, did a great job, cleaned up completely on completion and was a good listener !”
Free Initial Consultation
In Business Since 2012
Licensed
Serving Oshawa Area
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United Concrete Finishing

United Concrete Finishing

“As a Family Owned Business we've taken pride in being part of our customers projects for over 40 years in Ontario. No project is to big or to small for our concrete professionals, tackling a wide variety of concrete construction projects in all field...”
Family Business
In Business Since 2020
Free Initial Consultation
Serving Oshawa Area
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RBZ Contracting

RBZ Contracting

(7)
  • Waterproofing
  • Team
  • Property
“I can't say enough good things about Romeo and his crew. They handle excavation and foundation on our addition. Every trade that has come in after them has commented on what a great job they did, they neighbours go on about how hard they worked and t...”
In Business Since 1997
6590 Coronation Rd, Whitby, ON L1M 1R5
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123

123

(5)
  • Team
“Thanks Jacob! I had a great experience with you and your team! Menard Roofing did a fantastic job on my roof - it looks great - and I couldn't be more pleased. They were professional, hard working and very thorough. I highly recommend them! Positive ...”
16 Jacob Dr, Whitby, ON L1P 1B1
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Solid Seal Concrete Medics

Solid Seal Concrete Medics

(1)
“It is with great pleasure that I write this testimonial on behalf of Tyler & Steve (Solid Seal Concrete Medics) whom we sourced through Google. It was a challenge initially sourcing a contractor for the small jobs we wanted to have completed. Of ...”
Serving Oshawa Area
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Morco Foundations

Morco Foundations

“Making your old concrete looking better than new. The contractors at Morco Foundations strive to bring you quality concrete work for both commercial and residential clients. From exterior painting and cracks to general touch ups, we can give you conc...”
In Business Since 2011
Serving Oshawa Area
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Northland Paving Toronto

Northland Paving Toronto

(21)
  • Asphalt
  • Project Manager
  • Team
“Great company to work with! They were super efficient, responsive, and affordable. The final product looks awesome. Would recommend to anyone looking to replace their asphalt driveway. Positive Responsiveness, Punctuality, Quality, Professionalism...”
30+ Years Experience
Licensed, BBB Accredited
70 Minuk Acres, Toronto, ON M1E 4Y6
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Wrench it Up

Wrench it Up

(49)
Fridge Water Service Line, Kitchen Sink Service, Septic Tank Services
“They were very fast to dispatch a technician. Ethan was very timely and a pleasure to have in my home. He explained everything and was sweet enough to pick up a faucet for me at Home Depot when he noticed mine was cracked. Many thanks to Ethan for ge...”
Emergency Services
In Business Since 2017
Licensed
390 Progress Ave Unit# 2, Toronto, ON M1P 2Z6
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Aluneed Ltd

Aluneed Ltd

(48)
Drain, Waterproofing, Foundation
“Our basement had a lot of water coming in due to a large amount of snow melting. I panicked and called 3 companies and found Alex at Aluneed. He explained everything to me in detail and I felt very comfortable proceeding. He came to see the house wit...”
Free Initial Consultation
In Business Since 2020
Family Business
Licensed
Serving Oshawa Area
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Act Fast Waterproofing Corp.

Act Fast Waterproofing Corp.

(50)
Internal Waterproofing, Window Well, Control Mold
“I highly recommend giving Colm a call if you are in need of someone reliable, honest, very knowledgeable and who takes into account your specific basement waterproofing issues that are unique to your situation and home. I had some water seepage comin...”
In Business Since 2012
Free Initial Consultation
2 Red Deer Ave, Toronto, ON M1N 2Y7
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Canadian Concrete Leveling

Canadian Concrete Leveling

(50)
  • Work
  • Foam
  • Walkway
“Every interaction we had with Canadian Concrete Leveling was absolutely topnotch. Most sincere thanks to Paul (sales), Kyle (concrete levelling technician), Cameron (caulking/sealant), and the admin staff who checked in and made timing arrangements,...”
Free Initial Consultation
Locally Owned & Operated
Serving Oshawa Area
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Restoration Mate

Restoration Mate

(37)
Lead Testing & Lead Removal, Commercial Cleaning, Dry Ice and Soda Blasting
“I never met Justin, I called-sent pictures of area that need remedial work he fairly priced the job including restoration- all work done as promised on time- home owner very happy, Tarion Warranty is happy and so am I. a Good contact for mold relat...”
Free Initial Consultation
In Business Since 2019
Emergency Services
80 Dynamic Dr Unit 2, Scarborough, ON M1V 2V1
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Hillside Waterproofing

Hillside Waterproofing

(50)
Small Excavation, Basement Leaking Repair, Crawl Space Services
“I had an issue with a faulty (brand new) furnace from Enercare. Had no idea where the water was coming at first. Seemed to be coming up from the floor. Called Gavin and he swung by 10 minutes later. Checked the foundation and confirmed the foundatio...”
In Business Since 2022
Emergency Services
Serving Oshawa Area
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City Wide Group

City Wide Group

(46)
Blocked Main Drains, Waterproofing, Blindside Waterproofing Applications
“You need more than 5 stars! *Interior Waterproofing System* We had City Wide come in an provide no hassle quote. The price was great value, even though it's a tough pill to swallow :) We had the standard seepage issue, Richard the sales person wa...”
Family Business
63+ Years Experience
Free Initial Consultation
Serving Oshawa Area
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Green Machine Inc

Green Machine Inc

(26)
Home Improvement, Lawn & Garden, Pool & Patio
“Green Machine has been our choice for many years always exceeding our expectations. With exceptional craftsmanship, timely completion and clear communication throughout our projects. Their professionalism, attention to detail and dedication make them...”
Free Initial Consultation
In Business Since 2010
Licensed, BBB Accredited
Serving Oshawa Area
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Basement Waterproofing Services in Oshawa, ON Cost Estimates

Minimum cost
$852
Maximum cost
$16312
National Average
$6100
$2837
$9220
Typical price range is based on 491 cost profiles
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Average Cost $6100
Minimum cost $852
Maximum cost $16312

Typical range $2837 to $9220 is based on 491 cost profiles.

Why these companies made our list

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