Kettle Creek Landscaping
“From concept to install, I am so pleased with my small but perfect garden.”
Best Excavation Services in St. Thomas, ON
15 contractors listed · 5 in St. Thomas · 2 open 24/7 · 7 open weekends · 11 rated 4.5+
Data verified October 18, 2026
PMD Excavation Construction
“I called PMD the other day to fix a leak in my apartment, and have to say that they provide incredible service!”
Trade Tech Mechanical Services Inc.
“They are professional in every way, always show up on time, clean up after they are done and have always completed a perfect job without any issues.”
Erie Excavating & Liquid Waste
“These guys are the best at what they do.”
Laemers Excavating
“Had then replace my water line to my house and they did a Stella job.”
Mersy+ Brothers Excavating
“If you need any excavating, I wouldnt hesitate to recommend mersy brothers”
Listed for homeowners in and around St. Thomas, ON, these 15 contractors handle digging, grading and demolition. Each listing reflects what the contractor publishes about its own equipment and coverage, while the ratings and comments are pulled from public reviews.
Area overview: St. Thomas, ON
5 of the 15 contractors we list are based in St. Thomas; the other 10 serve St. Thomas from towns including London (24 km), Union (10 km) and Dorchester (15 km). The contractors on this page are rated from 4.0 to 5.0 across 165 reviews; 11 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (97%), quality (91%) and responsiveness (88%). 2 are open around the clock; 7 are open on Saturdays and 2 on Sundays. 3 show a licence on their websites. 2 have ten or more years of experience, the longest 19 years. 3 offer emergency call-outs; 2 give free estimates and 4 are family- or locally-owned. We have a website on file for 11 of the contractors on this page; 11 publish a contact page; 9 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.
What do these contractors show on their sites?
11 of the 15 excavation listings here point to a website. Look for the equipment list and photos of completed sites. Machine size decides access, and a firm that shows restored, graded ground rather than only dramatic digging pictures is telling you how it finishes a job.
Ron Murphy Contracting Co. Ltd.
“Friendly and efficient, this organization is top notch.”
R Russell Construction
Excavating PBR
Macmillan Construction (Belmont) Ltd
Aar-Con Excavating
“Good to work with and no BS”
Van Gorp Drainage & Excavating
“Thy did a fantastic job installing a main drain on our farm.”
Ward Landscape & Excavating
“I would highly recommend to anyone looking for a professional quality job with a high attention to detail.”
Candig
“Would recommend to anyone in need of exterior concrete”
Turners Excavating
“Eric resurfaced our 2000 sqft driveway with recycled crushed asphalt and did an amazing job.”
Why these companies made our list
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