Proudly Canadian Owned & Operated
Serving Calgary & surrounding areas · Mon–Fri 8 AM–5 PM · (403) 474-9100 · service@ggcalgary.ca · GG Group

Basement Waterproofing Services

Every system we install is about one thing: managing water so your basement stays dry and usable.

Proudly Canadian Owned & Operated

Prefer email? service@ggcalgary.ca

Perimeter drain trench with gravel and pipe cut into a basement floor

All basement 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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New concrete strip over an interior perimeter drain

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 pump with battery backup and sealed lid

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 well drain riser set in gravel

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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Injection ports set in epoxy paste along a wall crack

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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Dehumidifier in a lined crawl space

Basement Dehumidifiers

High-capacity, energy-efficient dehumidifiers that drain automatically and keep basement humidity in a healthy range.

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Gloved hand taping a vapour barrier seam

Vapour Barriers & Crawl Space Encapsulation

Heavy-duty liners and sealed crawl spaces stop ground moisture from rising into your home.

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Drainage membrane lapped into a perimeter trench with pipe

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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Edge drainage channel being trowelled at the floor-wall joint

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.

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Crawl space sump with drain pipe and matting

Crawl Space Repair & Waterproofing

Turn a damp, musty crawl space into a clean, dry, sealed area with encapsulation, drainage and moisture repair.

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Adjustable steel support post replacing a rotted wood post

Floor Stabilization

Firm up sagging or bouncy floors above your crawl space with adjustable floor and joist supports installed underneath.

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Renovated finished basement with a wet bar

Basement Renovation & Water Damage Restoration

After we stop the water, we restore your basement to its pre-water-damage condition, so one team handles the whole job.

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Downspout extension carrying rainwater away from a house

Downspout Extensions & Exterior Water Management

Simple exterior fixes — downspout routing and lot grading advice — to reduce how much water reaches your basement walls.

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Basement dehumidifier

Mould Inspection & Remediation

Find the moisture behind the mould, clean up affected areas safely, and keep it from coming back.

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Basement dehumidifier

Basement Air Purification

Whole-basement air filtration that cuts musty odours, dust and airborne particles downstairs.

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Drained window well with a clear dome cover

Egress Windows & Window Wells

Bigger, code-sized basement windows and well systems for safety, light and a dry bedroom.

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Dry, finished basement

Waterproof Basement Finishing

Finish your basement with moisture-resistant walls, floors and ceilings after it's dry.

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Water in your basement? Let's stop it.

Book a free, no-obligation inspection and written quote. Backed by GG Group, trusted in Calgary for over 15 years. 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. Proudly Canadian Owned & Operated. The person who quotes your job stands behind it.

Get a Free QuoteCall (403) 474-9100