Dry, Healthy Basements for Calgary Homes
Backed by GG Group, trusted in Calgary for over 15 years. Over 10 years of waterproofing experience. We waterproof, repair and renovate — start to finish.
Prefer email? service@ggcalgary.ca
Why GG Calgary
15+ Years in Calgary
Backed by GG Group, trusted in Calgary for over 15 years.
10+ Years Waterproofing
Over 10 years of waterproofing experience.
Waterproof, Repair, Renovate
We waterproof, repair, and renovate, restoring your basement to its pre-water-damage condition.
Start to Finish
Your one-stop shop for a dry basement, from demolition and waterproofing to rebuild, refinishing, exterior grading and exterior waterproofing. Work many companies won't take on.
Start to Finish, One Team
Inspect
Free in-home moisture inspection and written plan.
Waterproof & Repair
Drainage, sump, sealing, crawl space and floor repairs.
Restore & Renovate
We rebuild your basement to its pre-water-damage condition.
Is Water Showing Up Downstairs?
Pick the problem you're seeing to learn what causes it and how we fix it.
Wet Basement
Puddles, damp carpet, or water stains after rain or snowmelt.
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Leaking Basement Walls
Water trickling through walls, tie rods or pipe penetrations.
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Leaking Floor & Floor-Wall Joint
Water appearing at the edges of the floor or through the slab.
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Leaking Wall Cracks
Non-structural cracks that seep during wet weather.
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Musty Smells & Mold
Earthy odours, mildew spots and stale air downstairs.
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Efflorescence
White, chalky mineral deposits on concrete walls and floors.
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Basement Flooding
Sudden water from storms, failed pumps or rapid melt.
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High Humidity
Sticky air, foggy windows and damp storage.
Learn more →Our Waterproofing Services
Basement Waterproofing
A complete, whole-basement approach to keeping water out of your living space, designed for Calgary's clay soils, spring melt and summer storms.
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Interior Drainage Systems
A perforated channel installed beside the footing collects water that seeps through walls or the floor-wall joint and directs it to a sump.
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Sump Pumps & Battery Backup
Reliable sump pumps sized for your home, sealed lids to keep out humidity and odours, and battery backup for power outages.
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Window Wells & Egress Drainage
Leaky window wells are a common entry point. We clean out, drain and cover wells so snowmelt and rain stay outside.
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Crack Repair & Injections
Non-structural concrete wall cracks that let water in are sealed from the inside with flexible injection materials.
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Basement Dehumidifiers
High-capacity, energy-efficient dehumidifiers that drain automatically and keep basement humidity in a healthy range.
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Vapour Barriers & Crawl Space Encapsulation
Heavy-duty liners and sealed crawl spaces stop ground moisture from rising into your home.
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Wall Membranes & Drainage Matting
Dimpled membranes on basement walls guide seepage and condensation down into the drainage system instead of onto your floor.
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Floor-Wall Joint Sealing & Drainage
The joint where the slab meets the wall is one of the most common leak spots. We manage water at that joint so it can't puddle.
Learn more →Book Your Free Inspection
Prefer to pick a time? Book online. No obligation; free written quote.
Simple, Honest Process
- Free inspection — we assess walls, floor, crawl space, sump and grading.
- Clear written quote — options explained, no pressure.
- Waterproof & repair — tidy crews, most jobs in 1–3 days.
- Restore & renovate — we rebuild what water damaged.
What Homeowners Say
Reviews of GG Group, our parent company, across all our services
“These guys know what they are doing! Very professional service, on time and did a spectacular job! I would highly recommend this company over other ones, I haven't had service like theirs in a long time.”
“Great company to work with. Everything is easy and straightforward and everyone on the team is very qualified. Communication with them is also great! You don't have to worry with these guys involved, would recommend to anyone.”
“An absolutely amazing team! Extremely hard workers who go above and beyond for all! Locally owned and not afraid to give back their community. Always recommend GG!”
“GG … has amazing customer service! They called back when they said they would, they showed up to look at my home when they committed to, provided an estimate in a timely matter and fixed my house on the promised set date! … I had a crew of 6 who were polite, courteous and competent show up.”
Financing Available
Spread the cost of protecting your home with monthly payment plans through Financeit, on approved credit.
Explore Financing
How It Works
- Inspect
- Waterproof and repair
- Restore and renovate
- Water problem fixed first
- Moisture-resistant walls and floors