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Cain Pest Control Toronto
“I had used other pest control companies but the issue never got fully resolved until Carlo from Cain got involved.”
Best Pest Control Services near Thornhill, ON
2 of these companies are based in Thornhill; the others serve Thornhill from towns including Toronto, Scarborough and North York.
16 open 24/7 · all 24 open weekends · 21 rated 4.5+ · 13 show a licence
Data verified October 18, 2026
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Pest Hunt
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Smite A Mite
“They explained that the ONLY way to remove these bugs was via HEAT TREATMENT to the ENTIRE house structure to kill the bugs living in the clothes, furniture, floor and walls!!!”
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Bugs Heat Terminator
- Informative
- Inspection
- Heat Treatment
“Maria and Marco performed a thorough inspection and even though (thankfully) no evidence of bedbugs were found, they made some good recommendations for preventative measures just in case.”
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GTA Exterminators
- Treatment
- Job
- Price
“Jay gave me a very detailed description about the procedure over the phone and this gave me confidence that GTA Exterminator was the company to go with.”
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TSR Pest Control and Wildlife Removal Toronto
- Patched
- Entry Point
- Squirrel
“Had a rodent apparently living in the attic rent free since winter and it started to make its way down to the lower floor making a lot of noise in the washroom walls.”
Listed for homeowners in and around Thornhill, ON, these 24 companies handle insect and rodent problems in homes. The species each company treats, its licensing claims and hours are taken from its own site, with ratings and quoted comments from public reviews.
Area overview: Thornhill, ON
23 of the 24 companies on this page have a rating, from 4.1 to 5.0 across 5,301 reviews; 21 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), responsiveness (80%) and quality (77%). The topics that come up most in reviews of the companies on this page are "price" and "efficient". 16 are open around the clock; all 24 are open on Saturdays and 22 on Sundays. The services the companies on this page list most often on their websites are ant control (2), bed bugs (2), pest control (2), raccoon removal (2) and rodent control (2). 13 show a licence on their websites. 6 have ten or more years of experience, the longest 35 years. 16 offer emergency call-outs; 20 give free estimates; 4 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for all 24 of the companies on this page; 22 publish a contact page; 20 list a public email and 2 take bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Which listed companies mention pesticide licensing?
13 of the 24 listings on this page show a licence on their websites. Pesticide application is licensed provincially and the registers are public, so ask for the number and confirm it before anybody applies anything indoors.
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Bestpest Canada
- Communication
- Nest
- Wasp
“We faced a bed bug emergency at 3 am, and their team answered the call, offered helpful advice, and promptly scheduled an inspection for first thing in the next day.”
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Homepro Pest Control
- Gel
- Gene
- Building
“I would like to give my 5 stars review to the awesome team at homepro pest control and senior technicians that I work with, Without them I wouldn't be the technician I am today so thank you!”
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Ultimate Pest Solutions
- Patient
- Nest
- Happy
“I know why he's a specialist, he came to my door and was very polite and respectful and told me he would message me when he was done so I didn't need to be there while he removed the nest.”
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Pesticon
- Wall
- Bed Bugs
- Wasps
“Excellent staff member Mohammed and his colleague helped to investigate the problem and will be returning to enter the attic in a few days to continue trying to find out what kind of little mysterious critter has entered my home between the walls.”
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Pestend Pest Control Toronto
- Visual Inspection
- Warranty
- Bed Bugs
“We recently had a mice infestation at our home and contacted [Javaid-Pestend]From the initial phone call to the completion of the job, the service was exceptional.”
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Bed Bug Patrol Crew
- Raccoon
- Roaches
- Bed Bugs
“A month ago, we had another company do treatment, and right away, I knew something was up, and turned out, they didn't apply much chemical/almost no smell.”
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Imperial Pest Control Inc.
- Punctuality
- Expertise
- Knowledge
“Highly Recommend, one of the best and trustworthy pest control companies who have been working with us for the past 15 years without any incident or issues.”
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Provincial Pest Control Toronto
- Basement
- Call
- Inspection
“We were provided with a Prep Sheet with instructions what to do before and after spray treatment - that's quite a lot, but you do it if you want to make sure no bugs are left hiding.”
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Actual Pest Control
- Guarantee
- Rodent
- Mice
“Also, would like to mention he was very compassionate towards me being pregnant & made sure it was clear i stayed safe by staying out of unit for 12 hours after treatment.”
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Pestbye Pest Control Canada
- Ant
- Inspection
- Price
“We were walked through the complete details about the pest issue, were given additional advice, and solutions – both prior to and after the amazing service, with follow ups too.”
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Advantage Pest Control Toronto
- Property
- Mice
- Treatment
“I was feeling that the last provider did not show up on time for their monthly checks and also did the least they could when on site just to cover their contract.”
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Pestend Pest Control Mississauga
- Payment
- Bed Bug
- Job
“I got in touch with them to get rid of a wasp nest and got a rapid response, great quality service and everything was thoroughly explained from the initial call.”
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Vanish Pest Control Inc.
- Morning
- Call
- Job
“I am very satisfied with the service if anyone looking for professional PEST control service in GTA for entire home with very affordable price and best customer experience.”
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Relief Pest Control
- Garage
- Apartment
- Treatment
“He listen the problem first and done job very carefully and the best thing is that he follow up after the job done and if the customer not satisfied he take care the customer.”
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Pestong Pest and Animal Control Inc
- Night
- Bed Bug
- Wasp
“Pestong - Ali did a greate job with my cockroach issue at home and was able to come a second time to finalize everything and gave the best susgestions for my problems would recommend”
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All In One Pest Control
- Call
- Questions
- Treatment
“My family has been having a mice problem at home and 2 years back we had another pest control company come and do an inspection but service was not even comparable to the work jessy put in.”
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Pestline Pest Control Vaughan
- Advice
- Home
- Ant
“Felix will take the time to explain all of your options and will always be truthful about what he thinks needs to be done without trying to oversell you”
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Mosquito Toronto
- Deck
- Night
- Mosquitoes
“My wife and kids are quite sensitive to mosquito bites so having their service has been a necessity, especially in late summer when the days grow a bit shorter.”
Pest Management Services in Thornhill, ON Cost Estimates
Minimum cost
$58
Maximum cost
$571
National Average
$198
$126
$309
Average price range is based on 488 cost profiles
Why these companies made our list
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