Wizard Crack Repair
“Remy and team provided us a solution for our water damaged basement floor that included the installation of a sump pump that fully automatically moves any water outside, as well as extensive repair for cracks and spalls.”
Best Basement Waterproofing Contractors in Calgary, AB
24 contractors listed · all 24 in Calgary · 3 open 24/7 · 16 open weekends · 17 rated 4.5+
Data verified October 19, 2026
True North Concrete Cutting and Coring Inc.
“I had Dale cut 4 egress windows in my basement two of which weren't even windows at all and the others he widened significantly to great new rooms, all the work was fantastic and his team was great to deal with, I would highly recommend him to anyone...”
Concrete Experts
“Showed up on time, explained exactly how the process worked and possible limitations of the lift (concrete pad and 6 ft brick wall and arch) the lift was completed and i am confident the wall is no longer in jeopardy of falling over.”
Calgary Parging
“They are excel in relations with people and are a delight to deal with from wonderful Mary in the office who is always helpful and has a lovely manner, to the owner, Rini who is unusually genuine, positive, highly personable and all-round a superb pr...”
TNA Concrete
“At our residential home, TNA removed and replaced our patio and driveway; rejuvenated/restored our crumbling, pitted and flaking concrete retaining walls and steps TNA were willing to take on our project even though many other contractors were unab...”
Stucco Calgary Repair Ltd.
“They respected the place, they cleaned up well every night when they left, other than doing an excellent job repairing and paining the stucco, they were on time and price was very very reasonable.”
The 24 contractors listed for Calgary, AB 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: Calgary, AB
All 24 contractors we list here are in Calgary itself. We have 28 contractors in Calgary on file; this page shows the highest-rated 24. The contractors on this page are rated from 3.9 to 5.0 across 1,098 reviews; 5 have 50 or more reviews and 17 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (92%), quality (87%) and responsiveness (77%). The topics that come up most in reviews of the contractors on this page are "estimates", "price" and "communication". 3 are open around the clock; 16 are open on Saturdays and 10 on Sundays. The services the contractors on this page list most often on their websites are basement waterproofing (2), concrete (2), concrete sealing (2), deep foam injection (2) and excavation (2). 3 show a licence on their websites. Domain records put 12 websites of the contractors on this page at ten or more years old; the oldest dates from 1997. 3 offer emergency call-outs; 20 give free estimates and 1 is family- or locally-owned. We count these figures across the contractors on this page; 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 24 listings for Calgary. 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.
Concrete Specialists Ltd
“The quote you will receive from CSL is a guarantee, if you are trying to cut corners and save money is the short term, not only is it going to cost you more in the long run; which is why CSL doesn't do residential foam, but you should probably rethin...”
Canwest Concrete
“Out of my depth at this point, I called Lee back (and several back and forth conversations, never an issue with communication) and he referred me to an engineer whom was not associated with Canwest, but did the job quite well.”
Abalon Foundation Repairs
“They looked at the situation, provided their recommendations and a quotation and performed the work which included the installation of a sump pump and weeping tile along the perimeter of two walls in a VERY timely fashion.”
Calgary Concrete Services
“Calgary Concrete Services kept me informed and was in constant communication about what happened each step along way through this project.”
Platinum Concrete & Contracting Ltd.
“I used Platinum Concrete & Contracting for a 320 sq ft colored concrete patio, Frank was professional, easy to talk to and very knowledgeable, listened to what we wanted, The Platinum Concrete crew was very efficient, did not waste any time, they cle...”
Impact Concrete Ltd.
“I would absolutely recommend Darko and Impact Concrete to anyone needing residential concrete work done, and would invite anyone interested to come by and see the garage pad he poured for us while we still own the property!”
Deluxe Concrete
“We hired a local company in Invermere to pour a patio around a pool that we just had installed unfortunately the local company did not know what they were doing and we ended up with a bunch of Concrete in the pool before they walked off the job.”
Foamexperts
“They were recommended to us by our home inspector, which is a great sign of the professional rapport they have with other contractors.”
Level IT Foundation Repair & Basement Waterproofing
“Thank Mariano and his team to lift my sinking foundation at a reasonable cost, he came to assess the problems using his expertise instead of a sale pitch, glad to work with his team to get the problems fixed, highly appreciated.”
Doncore Concrete Cutting & Coring Ltd
“Myself (and my blind dog) have been tripping over a concrete pillar in my backyard for the last couple years after our old contractors failed to finish their job - I asked the young guy who came for the furnace installation if he would have a look, h...”
Four Star Gravel & Concrete Ltd
“They poured the cribbings, poured concrete into our ICF foundation walls, and pouring the concrete for our garage floor (atop of our infloor heating system).”
Van Mason Coatings Ltd
“I highly recommend Van Mason for all of your flooring/coating needs - you will not be dissapointed!!!”
Alberta Dampproofing & Waterproofing Ltd
“Good quality work”
Oriental Concrete Calgary Inc
“I had Sam do the foundation and slab for my garage/carriage suite, this company went over and above my expectations!!”
Concrete Reflections Inc.
“I have worked with this team on multiple projects and was very impressed to see that there are still companies that can deliver on time and on budget without sacrificing quality; speaks volumes of their work ethic and mature processes.”
RM Stone Slingers Weeping Tile
“Rui (the owner) and his crew take pride in the work they do.”
Sealer Man Waterproofing
“Bill and his son did a great job for my parents basement, honest and trustworthy that you can depend on when you have any problem, his knowledge and experience provided was great, prices are competitive and really good, but the most important thing t...”
A-1 Cement Contractors Ltd.
“Our company Plaid Shirt Building & Development recently hired A-1 for some custom stamped concrete work and they were great to work with and the final product turned out awesome - we will definitely continue to work with A-1 on our projects!”
Why these companies made our list
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