Best Retaining Wall Contractors in London, ON
24 companies listed · all 24 in London · 1 open 24/7 · 14 open weekends · 18 rated 4.5+
Data verified October 18, 2026
Tydan Landscape Design Inc.
Lancaster Flagstone Brick & Concrete
Great Canadian Landscape Inc.
O'Connor Stone & Landscape
Stone Cold Masonry
Listed for homeowners in and around London, ON, these 24 companies build and rebuild retaining walls. Wall types, materials and seasonal hours are what each company publishes for itself, and the ratings and quoted lines are drawn from public reviews.

Area overview: London, ON
All 24 companies we list here are in London itself. 23 of the companies on this page have a rating, from 3.7 to 5.0 across 537 reviews; 2 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (89%), quality (88%) and value (72%). The topics that come up most in reviews of the companies on this page are "communication" and "crew". 1 is open around the clock; 14 are open on Saturdays and 6 on Sundays. The services the companies on this page list most often on their websites are patios (3), retaining walls (3), driveways (2), landscaping (2) and walkways (2). 7 have ten or more years of experience, the longest 25 years. 1 offers emergency call-outs; 1 offers financing or payment plans; 10 give free estimates and 2 are family- or locally-owned. We have a website on file for 19 of the companies on this page; 18 publish a contact page and 16 list a public email. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Will someone price the wall without charging?
No-charge estimates are advertised by 10 of the 24 companies here. A low wall on firm ground with easy access can be priced from a walk around. Anything tall, anything on a steep slope and anything with a driveway above it needs levels taken and usually an engineer, and that part is design work somebody pays for.