Right On Landscaping

Professional Retaining Wall Construction in the Waterloo Region

Engineered Stone Walls for Erosion Control, Sloped Yards, and Landscape Design.

  • Custom Armor Stone & Interlock
  • Proper Drainage & Excavation
  • Municipal Permit Assistance
  • WSIB Covered & Fully Insured
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5-Star Rated
Local Landscapers

Why Your Property Needs a Structural Retaining Wall

A retaining wall isn’t just a decorative feature; it’s a vital structural safeguard for your landscape. Homeowners across Kitchener, Waterloo, and Cambridge often face uneven terrain and heavy seasonal rains that threaten their property’s stability.

Reason 1

Preventing Soil Erosion & Managing Drainage

Without proper support, sloped yards succumb to soil runoff during heavy rain or spring thaws. Our retaining walls are engineered with integrated drainage systems—including weeping tiles and clear stone backfill—to safely divert water away from your home’s foundation.

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reason 2

Maximizing Usable Backyard Space on Sloped Lots

A steep, unusable hill can be transformed into a flat, functional outdoor living area. By cutting into the slope and holding the earth back, we create level terraces perfect for interlock patios, fresh sod, or new garden beds.

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reason 3

Elevating Curb Appeal and Property Value

Beyond structural integrity, a professionally built armor stone or modular block wall adds striking architectural beauty to your home. It creates clean lines, defines property boundaries, and significantly boosts your overall resale value.

Our Built-to-Last Installation Process

A retaining wall is only as strong as what’s buried underneath it. We don’t cut corners. Our Kitchener landscaping crews follow strict engineering standards to ensure your wall never leans, bows, or collapses under the harsh Ontario freeze-thaw cycles.

Step 1

1. Preparation

The location of retaining wall should be marked out first. Utilities, phone company and cable TV providers should then be contacted to locate any buried cables and/or services.

Step 2

2. Base

The depth of excavation depends on soil type. Clay soil requires deeper excavation; sandy soil requires less. On average 6″ – 12″ depth.

Step 3

3. Leveling

The excavated area is filled with a gravel base and compacted
using a gas-powered plate compactor in layers 2″ – 3″ thick. Insuring proper hight of retaining wall.

Step 4

4. Wall Construction

Starting with the base row and making sure everything is perfectly leveled. Then staggering and also stepping back as each row is in place.

Step 5

5. Backfilling

Gravel backfill should be added after every 2 rows of block, using clear gravel. Filter fabric is used to separate the existing soils from the clear gravel.
This will improve the durability of the wall by keeping the area behind the wall frost-free.

Step 6

6. Drainage Pipe

Installation of Perforated O-pipe along the first row of your wall. This will ensure water flows away from behind the retaining wall.

Step 7

7. Wall Fabric

Installation of Retaining wall fabric encasing your clear stone to keep out the potential for mud and accumulation of ice formation in the future.

Step 8

8. Finish

The final row of blocks or coping should be glued with a concrete adhesive; in some cases this might be a special cap.
After the glue has set (approx. 4 – 8 hours), you may backfill with soil, put in sod or install plants to complete your installation.

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Premium Retaining Wall Materials We Install

Choosing the right material depends on the severity of your slope, your home’s aesthetic, and your budget. We source the highest quality stone in Ontario to ensure your Kitchener or Waterloo property looks stunning and stands strong against freeze-thaw cycles.

Armor Stone Retaining Walls

Cut from massive, natural limestone, armor stone offers unmatched structural weight and rustic elegance. It is the ultimate heavy-duty choice for holding back large hillsides and creating striking, natural-looking landscape borders.

Modular Interlock Block Walls

Highly engineered for precision, interlock blocks provide a clean, modern aesthetic. Because they feature interlocking lips and pins, they are incredibly versatile for creating curved walls, integrated seating, and structured terracing.

Natural Stone Garden Walls

Using smaller, hand-stacked flagstone or ledgestone, these walls are perfect for decorative tiers, raised planter beds, and framing outdoor staircases. They add incredible texture and a custom, artisan touch to your softscaping.

FEATURED PROJECTS

View Our Recent Retaining Wall Projects

Browse our gallery of engineered armor stone and modular block retaining walls. Each project highlights our ability to turn steep, unusable slopes into beautiful, structurally sound landscapes across Kitchener, Waterloo, and Cambridge.


Frequently Asked Questions About Retaining Walls

Yes, in most Ontario municipalities (including Kitchener and Waterloo), a building permit is required if the retaining wall exceeds 1 meter (approx. 3.3 feet) in height or is near a property line. We handle the engineering drawings and permit applications to ensure full structural compliance.

A professionally engineered retaining wall built with armor stone or high-quality interlock blocks can last 50 to 100 years. The longevity depends entirely on proper base excavation, foundation compaction, and the installation of effective drainage systems like weeping tiles to prevent hydrostatic pressure.

Retaining walls typically fail due to poor drainage or inadequate foundation compaction. When water cannot escape from behind the wall, hydrostatic pressure builds up and pushes the stones forward. Frost heave during harsh Ontario winters can also destabilize walls that aren’t trenched below the frost line.

Absolutely. Integrating outdoor staircases into a retaining wall is a fantastic way to navigate a sloped yard safely. We can build custom natural stone steps or use matching modular interlock blocks that seamlessly blend into the wall’s design, creating a beautiful and functional terraced landscape.

Ready to Build Your Custom Retaining Wall?


Secure your sloped yard and elevate your curb appeal. Contact the Waterloo Region’s premier hardscaping experts for a free, no-obligation estimate. Whether you need a massive armor stone wall for erosion control or a decorative interlock garden tier, our Kitchener-based crews are ready to deliver.

  • WSIB Fully Insured
  • Engineered to Last
  • Free On-Site Consultations

Get A Retaining Wall Quote

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