Aj's Concrete Inc
“AJ was the first quote we got and from the get go he was very professional and knowledgeable.”
Best Basement Waterproofing Contractors in Winnipeg, MB
15 contractors listed · 10 in Winnipeg · 3 open 24/7 · 8 open weekends · 8 rated 4.5+
Data verified October 18, 2026
Abalon Foundation Repairs
“The job came with a lifestyle guarantee as long as I own my house or a 10 year transferable guarantee in case I sell.”
Zaid Concrete & Excavating Ltd.
“Would highly recommend Zaid Concrete to anyone looking to have a new driveway or sidewalk.”
Talon Construction
“They definitely exceeded expectations and left my back yard in better condition than they found it, cleaning up and organizing areas that were not even part of the job site.”
Ground Down Foundation Repair Ltd
“They were able to apply a local patch and identify the issue quickly, and for a reasonable price.”
Vector Construction Ltd.
“Excellent company, truly good people with top service and safety combined 👍”
The 15 contractors listed for Winnipeg, MB work on wet basements, foundations and crawl spaces. Warranty claims, free inspection offers and hours come from each company's own website. Ask each one how the proposed repair holds up through frost, because that is where local systems fail.
Area overview: Winnipeg, MB
10 of the 15 contractors we list are based in Winnipeg; the other 5 serve Winnipeg from Oak Bluff (10 km) and Sunnyside (11 km). The contractors on this page are rated from 3.7 to 5.0 across 521 reviews; 4 have 50 or more reviews and 8 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (93%), quality (86%) and value (72%). The topics that come up most in reviews of the contractors on this page are "estimates" and "efficient". 3 are open around the clock; 8 are open on Saturdays and 6 on Sundays. The services the contractors on this page list most often on their websites are foundation inspections (3), concrete patios (2), garage pads (2), weeping tiles (2) and window wells (2). 1 shows a licence on its website. 6 have ten or more years of experience, the longest 26 years. 3 offer emergency call-outs; 6 give free estimates and 3 are family- or locally-owned. We have a website on file for 13 of the contractors on this page; 13 publish a contact page and 9 list a public email. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
How many opinions should I get for a damp problem?
There are 15 listings for Winnipeg. Get more than one assessment before committing, because diagnoses here differ more than prices do, and one crew's interior system is another crew's regrading and downspout job. Compare what each one says is causing the water rather than the number at the bottom.
Fox Contracting: Winnipeg Concrete Foundation Repair
“Fox Contracting did our foundation work and was easy to deal with and did excellent work.”
A Buess Contractors
“3 fellows - men hard working, respectful, cheery always a smile.”
Western Construction Services Inc
Finish First Concrete
“He did it in a timely manner and the communication for the project was done in a professional manner.”
Muddruckers
“Holes were filled next day (it did start to rain later that day so hopefully cement had time to cure properly.”
Blue Maxx Basement Systems
“We had Blue Maxx do our foundation work last fall, they were recommended by our engineer and we are very happy we went with them.”
Premium Foundation Repairs
“We had Justin and I believe Gerald (correct me if I'm wrong) come out to do work on our outside foundation, I would highly recommend to use Premium Foundation Repairs for anyone looking.”
Di-Tech International
“I was extremely impressed with them from first contact to finished job.”
Foundation Repair Winnipeg
“The left my home looking like it did when they came, but with the peace of mind that my foundation was fixed.”
Why these companies made our list
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