Best Landscaping Companies in Cornwall, ON
10 contractors listed · 5 in Cornwall · 1 open 24/7 · 7 open weekends · 3 rated 4.5+
Data verified October 18, 2026
Cornwall Concrete Products Ltd
Malyon Excavation Ltd (& Snow Removal)
Blair Martell Excavation & Landscaping
Lasting Impressions Landscaping
Sd&g Contracting
Listed for homeowners in and around Cornwall, ON, these 10 contractors work on yards and gardens. Services, seasonal hours and any free estimate are taken from each company's own website; the star ratings and quoted lines come from public reviews.

Area overview: Cornwall, ON
Of the 10 contractors we list here, 5 are in Cornwall itself and 5 come from Long Sault (2, 8 km) and St Andrews West (1, 9 km). The contractors on this page are rated from 3.7 to 5.0 across 81 reviews; 3 are rated 4.5 or higher. 1 is open around the clock; 6 are open on Saturdays and 5 on Sundays. Domain records put 3 websites of the contractors on this page at ten or more years old; the oldest dates from 2010. 1 offers emergency call-outs; 1 offers financing or payment plans; 2 give free estimates and 2 are family- or locally-owned. We have a website on file for 7 of the contractors on this page; 7 publish a contact page; 5 list a public email and 1 takes bookings online. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
Why are some of these companies not in Cornwall?
The number with an address in Cornwall is 5 out of 10. The rest come from other towns within 30 km. Crews tow trailers and haul plants, so a yard a town away is ordinary. Ask whether travel time sits inside the price or on top of it.