Cortese Landscaping Inc.
- Backyard
- Job
- Company
24 contractors listed Β· 9 in Bolton Β· 4 open 24/7 Β· 19 open weekends Β· 22 rated 4.5+
Data verified October 16, 2026
Listed for homeowners in and around Bolton, ON, these 24 contractors install, repair, start up and blow out sprinkler and drip systems. Each card repeats what the company says about its own services, seasonal hours and free estimates; the star ratings and review lines are pulled from public reviews.

9 of the 24 contractors we list are based in Bolton; the other 15 serve Bolton from towns including Vaughan (20 km), Brampton (22 km) and Etobicoke (24 km). The contractors on this page are rated from 3.9 to 5.0 across 2,311 reviews; 16 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (92%), quality (86%) and responsiveness (73%). 4 are open around the clock; 18 are open on Saturdays and 14 on Sundays. The services the contractors on this page list most often on their websites are area rug cleaning (3), carpet cleaning (2), interlocking (2), paving (2) and retaining walls (2). 2 show a licence on their websites and 2 list staff certifications (ISA). Domain records put 10 websites of the contractors on this page at ten or more years old; the oldest dates from 1998. 4 offer emergency call-outs; 14 give free estimates; 5 are family- or locally-owned and 2 list coupons or special offers. 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.
A no-charge assessment is offered by 14 of the 24 contractors here. Expect a repair call to be billable either way, because tracing a buried leak is the work itself. For a new system, a free visit is normal, and the proposal that follows should show zones, head types and spacing rather than one number at the bottom.