Ferrell Builders' Supply Ltd.
- Brick
- Delivery
- Fireplace
1 of these companies is based in Waterloo; the others serve Waterloo from towns including Kitchener (6 km), Brantford (40 km) and Cambridge (18 km).
3 open 24/7 · 15 open weekends · 20 rated 4.5+ · 3 show a licence
Data verified October 19, 2026
Listed for homeowners in and around Waterloo, 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.

23 of the 24 companies on this page have a rating, from 3.7 to 5.0 across 1,364 reviews; 8 have 50 or more reviews and 20 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), responsiveness (85%) and quality (77%). The topics that come up most in reviews of the companies on this page are "price" and "knowledge". 3 are open around the clock; 15 are open on Saturdays and 12 on Sundays. The services the companies on this page list most often on their websites are ant extermination (3), cockroach extermination (3), raccoon removal (3), skunk removal (3) and spider extermination (3). 3 show a licence on their websites. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 2012. 3 offer emergency call-outs; 9 give free estimates and 4 are family- or locally-owned. We have a website on file for 23 of the companies on this page; 21 publish a contact page and 13 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Around-the-clock availability is stated by 3 of the 24 listings here. A wasp nest at the front step or a rat indoors justifies the after-hours rate. Everything else is dealt with better in daylight, when the technician can see into the basement and along the foundation.