
Hardscaping
Retaining Walls
Engineered walls that hold grade, create usable space and look architectural.
Overview
Sloped lot? A properly engineered retaining wall turns wasted grade into flat, usable, beautiful living space — and protects your property from erosion and water damage. We build with proper drainage, geogrid reinforcement and footings rated for the load they carry.
Typical investment
$20,000 – $250,000+
Every project is unique. We provide a fixed, itemized quote after a free on-site consultation.
- Free on-site consultation
- Photoreal 3D design
- In-house crews
- Multi-year warranty
Built Right
What sets our retaining walls apart
Engineered to Hold
Geogrid, base footings and batter calculated for the load.
Hidden Drainage
Drain rock and weeping tile so water never builds pressure.
Tiered & Terraced
Multi-level walls that create garden rooms and seating.
Architectural Finishes
Natural stone, large-format block and clean modern lines.
Why It Matters
Turn a difficult slope into your favourite space

A sloped or uneven lot is usually seen as a problem. Built correctly, a retaining wall turns that problem into an opportunity — converting wasted grade into flat, usable, beautiful living space while protecting your property from erosion and water damage. The difference between a wall that lasts a lifetime and one that bulges and fails within a few seasons comes down to engineering most homeowners never see: proper footings, geogrid reinforcement, the right batter, and hidden drainage.
We design every structural wall to hold the load it actually carries, with drain rock and weeping tile behind it so water can never build the hydrostatic pressure that destroys walls. For taller or terraced installations we engineer multiple tiers that create garden rooms, seating and planting pockets — turning a steep bank into a series of usable, inviting levels.
Beyond the engineering, a retaining wall is an architectural feature. Whether you choose large-format block, natural armour stone, or a clean modern finish, we integrate steps, lighting and planting so the wall reads as a designed element rather than a utilitarian necessity. Across hilly GTA communities like Richmond Hill, King City and Aurora, our walls do double duty: they correct grade and erosion issues, and they become the most-used part of the yard.
Recent Work
Retaining Walls projects across the GTA






Our Process
From first call to final walkthrough
Consultation
We visit your property, listen to how you want to live outdoors, and survey the site — no charge, no pressure.
3D Design
You receive a detailed concept with material palettes and 3D renderings so you can see the finished space before we build.
Fixed Proposal
An itemized, fixed-scope quote covering every trade, material and timeline. The number we agree on is the number you pay.
Build
Our own crews execute the build — masons, carpenters, planters and electricians — with a dedicated project lead on site.
Walkthrough & Warranty
We hand over a finished, cleaned-up property, walk you through care, and back the workmanship with a multi-year warranty.
Good to Know
Retaining Walls FAQs
Still have a question about your retaining walls project? Call (416) 900-1218 — we’re happy to help.
Most retaining walls projects fall between $20,000 – $250,000+, depending on size, materials, access and site conditions. After a free on-site consultation we provide a fixed, itemized quote — the price we agree on is the price you pay, with no surprise change orders.
Yes. We start with an on-site consultation and measured survey, then produce a concept with material palettes and photoreal 3D renderings so you can see and refine your retaining walls before any construction begins.
Timelines depend on scope and weather, but you'll receive a firm schedule with your proposal and a dedicated project lead on site throughout. We sequence every trade in-house so the job moves without subcontractor delays.
Absolutely. A-Z Landscaping is a fully insured, WSIB-compliant licensed contractor, and every retaining walls project is backed by a multi-year workmanship warranty in addition to manufacturer warranties on materials.
We're based at 180 Brodie Dr in Richmond Hill and serve the entire Greater Toronto Area — including Vaughan, Toronto, Markham, Mississauga, Oakville, King City, Aurora, Thornhill and Newmarket.
Start Your Project
Ready to talk retaining walls?
Send a few details and we'll reach out within one business day to book your free, no-obligation consultation.
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