Best Concrete Contractors in London, ON
24 companies listed · all 24 in London · 2 open 24/7 · 11 open weekends · 21 rated 4.5+
Data verified October 18, 2026
Broadway Concrete & Landscaping
Lancaster Flagstone Brick & Concrete
Ashworth Drainage
Arms| Landscaping London
Babylon Construction
Listed for homeowners in and around London, ON, these 24 companies do concrete work. What each says about mixes, finishes and scheduling around the cold season comes from its own website; the ratings and comments on this page are from public reviews.

Area overview: London, ON
All 24 companies we list here are in London itself. We have 32 companies in London on file; this page shows the highest-rated 24. The companies on this page are rated from 4.2 to 5.0 across 500 reviews; 3 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 quality (91%), professionalism (86%) and value (79%). 2 are open around the clock; 11 are open on Saturdays and 5 on Sundays. 2 show a licence on their websites. 6 have ten or more years of experience, the longest 20 years. 3 offer emergency call-outs; 8 give free estimates and 2 are family- or locally-owned. We have a website on file for 20 of the companies on this page; 19 publish a contact page and 19 list a public email. 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 companies here quote at no charge?
Free quotes appear in 8 of the 24 listings on this page. A concrete job cannot be priced down the phone. Someone needs to look at the grade, the truck access, the state of the base and whether there is old concrete to break out and haul away first.