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Citywide Post Hole Digging
- Happy
- Call
- Work
“We were concerned that we did not mark the holes correctly but Jordan worked with my husband to sort everything out and they were clean, organized and done in a couple hours.”
Best Excavation Services near Thornhill, ON
2 of these contractors are based in Thornhill; the others serve Thornhill from towns including North York, Toronto and Etobicoke.
7 open 24/7 · 19 open weekends · all 24 rated 4.5+ · 8 show a licence
Data verified October 18, 2026
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ISA CO. Excavation Demolition Shoring Services
- Quality
- Price
“Really happy with their services & quality work.”
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Drain 1 Plumbers Inc.
- Project
- Morning
- Sewage
“They turned our worst nightmare into breeze - they responded quickly to our emergency over the weekend and our sewage issue quickly without leaving any mess!”
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Proper Construction Inc.
- Posthole
- Project
- Price
“From the initial consultation to the final installation, their team demonstrated unparalleled professionalism and a commitment to excellence that is rare in the industry.”
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Santos Water
- Fair
- Team
- Efficient
“I would recommend Santos they came and did a power flushing drain did a great job very professional and friendly and a great price thanks again for your hard work”
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Rooted Tree Services
- Arborist
- Clean
- Efficient
“Had it done last Monday, the job was excellent, the men where so considerable and polite, they cleaned up, you would never know a tree was there, for sure I would use them again, thank you”
Listed for homeowners in and around Thornhill, ON, these 24 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: Thornhill, ON
The 24 contractors on this page are rated from 4.6 to 5.0 across 1,518 reviews; 12 have 50 or more reviews. When customers rate these contractors on specific qualities, they most often praise professionalism (92%), quality (80%) and responsiveness (77%). The topics that come up most in reviews of the contractors on this page are "price", "cleanliness" and "efficient". 7 are open around the clock; 18 are open on Saturdays and 13 on Sundays. The services the contractors on this page list most often on their websites are tree planting (3), lot clearing (2) and sump pump (2). 8 show a licence on their websites and 2 list staff certifications (ISA). 11 have ten or more years of experience, the longest 20 years. 8 offer emergency call-outs; 18 give free estimates; 4 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for all 24 of the contractors on this page; 22 publish a contact page; 22 list a public email and 1 takes bookings online. We count these figures across the contractors on this page; hours and prices change, so confirm the details with the contractor before you book.
Do any of these contractors say they are licensed?
8 of the 24 listings on this page show a licence on their websites. Confirm the claim with the issuing authority, and ask for a clearance certificate for provincial workers compensation coverage, since an uninsured worker injured on your property becomes your problem.
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Wight Tree Service Inc
- Future
- Property
- Arborist
“Wight Tree Service was quick, efficient, friendly, and professional from the initial assessment by an arborist to the crew that performed the strapping on the cedars, making them look "like nothing happened".”
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Aquamaster Basement Waterproofing & Underpinning
- Budget
- Plumbing
- Management
“In every aspect of the engagement with them and their work they have been excellent to deal with, professional, very responsive and the work is of the highest quality and reasonable pricing.”
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GTA Landscaping Vaughan
- Property
- Company
- Deck
“I submitted a quote request for a deck repair (rotting wood boards and foundation restrengthening) on Homestars to which GTA Landscaping was quick to respond.”
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CRS Demolition
- Reliability
- Clean
- Budget
“After being referred to them to remove our kitchen tile and countertop, I can say by far that it was the most painless demo experience we've ever had.”
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The Post Hole Diggers
- Deck
- Crew
- Experts
“Excellent service - job needed some posts in very precise locations, and they spent a lot of time getting everything just perfect in very unforgiving ground.”
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SB Excavation
- Honest
- Budget
- The Future
“We had an extremely difficult and detailed demolition project which had to be coordinated with many other trades and guys did it with ease and precision.”
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M & R Landscaping Ltd.
- Hedge
- Business
- Yard
“We also had driveway markers installed which held up well in the winter and effectively alerted cars of the large drainage ditches between our property and the road.”
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MGI Construction Corp.
- Energy
- Application
- Industry
“I have worked hard my whole life and have been unappreciated for the most part but the reason I say MGI is the best place to work is because this company appreciates all of us, gave me a foundation to build on and gave me the confidence to have my fi...”
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MW Contracting Corp. Pool Removal
- Soil
- Driveway
- Communication
“After meeting with him and seeing his professionalism and knowledge on “how to remove a pool”, we felt very comfortable that this was THE contractor to hire.”
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Peril Canada
- Apartment
- Tiles
- Phone
“Over the phone I explained to Floyd that it wasn't an alarming situation but we had mold in the basement, close to the bathroom and kitchenette area and we wanted to deal with it properly.”
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YOP Renovation & Construction
- Shed
- Project
- Demolition
“Their friendly demeanor and attention to detail made the entire process enjoyable, and they even ensured everything was left impeccably clean and organized.”
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A.maximum Construction Company
- Stain
- Quality
- Backyard
“It was a large job involving several different tasks - paving, asphalt, building steps for my deck, cleaning and re-staining the deck, removing a huge shrub, etc.”
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Yankey's Demolition
- Future
- Budget
- Addition
“Drew and his team were fantastic, they came finished the job faster than anticipated, I was amazed at how efficient and reliable his team where, after seeing upclose the job was perfect, they even took special care into cleaning the site and making ...”
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Almar Demolition
- Punctual
- Basement
- Building
“Throughout the conversation the way the explanation of work and process was described to me I could understand that I was talking with people that had relevant experience and knowledge.”
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Quality Age Build
- Leak
- Price
- Drainage
“I requested a free estimate on what I thought was a leak in my foundation but during the inspection Ura isolated the issue to a leak in a drainage pipe which was a simple fix.”
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NTL Contracting and Waterproofing Inc.
- Punctual
- Wall
- House
“We brought NTL back afterwards to help us with waterproofing and repairs to the foundation walls for our front porch, and we are so pleased to finally have a dry space under the porch to use as a cold room.”
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Endless Demolition
- Renovation
- Project
- Ceiling
“I recently had the pleasure meeting Anthony from endless demolition, and I couldn't be more impressed with their level of professionalism, expertise, and commitment to safety.”
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Manpower Demolition
- Owner
- Nails
- Trades
“Manpower is the best Demo company in town, I had a great experience with them, Nyla is a very reliable project manager, her price is reasonable, and her delivery is incredible.”
Excavating Services in Thornhill, ON Cost Estimates
Minimum cost
$571
Maximum cost
$11415
National Average
$3543
Avg Per Hour Rates
$161
$1645
$5763
Fair price range is based on 549 cost profiles
Why these companies made our list
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