Samterra Concrete
“Samterra Concrete was great to work with, very detailed, always showed up on time and the final product installed/completed was amazing.”
Best Retaining Wall Contractors in Oshawa, ON
15 companies listed · 13 in Oshawa · 8 open weekends · 13 rated 4.5+ · 1 shows a licence
Data verified October 18, 2026
Axhorn Contracting Inc.
“He gave me great confidence he could deliver what had only been up until then a handful of daydreams… what he and his team delivered in the end was nothing short of miraculous!!”
Paradisaic Building Group
“From the initial consultation to the final walk-through, their team demonstrated exceptional professionalism, expertise and dedication to delivering top-notch results.”
Dynamic Brick and Stone Ltd
“They really outdid themselves, making sure everything was level and smooth so she wouldn't trip on the stones.”
Pristine Contracting Inc.
“There was great communication all the way through to make sure I was happy and even specific other changes in structure and layout that went way beyond my expectations.”
Hutchuk's Construction (Hutcon)
“Derek was always on time, a great communicator and you can see his passion in what he does and in the quality of work he does.”
Listed for homeowners in and around Oshawa, ON, these 15 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: Oshawa, ON
13 of the 15 companies we list are based in Oshawa; the other 2 serve Oshawa from Courtice (7 km). The companies on this page are rated from 3.8 to 5.0 across 345 reviews; 1 has 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), quality (87%) and responsiveness (77%). 8 are open on Saturdays and 5 on Sundays. The services the companies on this page list most often on their websites are excavation (3), design (2), landscaping (2) and outdoor living spaces (2). 1 shows a licence on its website. Domain records put 5 websites of the companies on this page at ten or more years old; the oldest dates from 1999. 3 give free estimates and 4 are family- or locally-owned. We have a website on file for 14 of the companies on this page; 14 publish a contact page and 10 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Why are companies from other towns listed here?
Out of 15 listings, an address in Oshawa is shown on 13. The others sit within 10 km. Wall work moves machines, pallets of block and truckloads of stone, so crews travel for it happily; the material delivery often costs more than the drive does.
Quinn's Contracting
“We were, and are, so very impressed with his workmanship, knowledge, expertise, attention to detail and obvious pride that he takes in his work.”
Home Masonry Repairs
“Would 100% recommend them, and I would be happy to go back to them for any work needed in the future.”
Need A Hand Commercial and Residential Services
“Outstanding service, they helped me to fix my two receptacles over the Video call as the master electrician was on another site.”
JJ McGuire General Contractors Inc
“I get daily email updates, monthly email updates for the upcoming work, progress reports, budget reviews, and they even mention options to help us save costs when possible.”
Manulock Construction Incorporated
“James arranged for the job to be done on the weekend as we were in a rush to get it completed.”
Quantum Contracting Limited
“Extremely happy with the finish product.”
MWG Landscape
“His work is some of the best I've seen and his attitude and knowledge of all things outdoor/landscaping is bar none.”
Artistic Masonry Builders
C. Aurora Paving Ltd.
“And its staff did a wonderful job on my driveway, they came as a crew and everyone went about their jobs, it was done in no time.”
Why these companies made our list
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