40 concrete contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Corunna: E2 Concrete Sealing, CR Score 85/100; 5.0★ from 24 Google reviews; open 24/7.
Best for emergencies (open 24/7): DeCarolis Concrete, posts 24/7 hours; ranked #2 of 40.
Most-reviewed: ZLM Outdoor Living, 173 Google reviews at 4.4★, the most of 40 ranked; ranked #14.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
40 Corunna concrete contractors are ranked here by CR Score, from 8 published factors. 6 are open 24/7, 18 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 5.0★ across 40 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | E2 Concrete Sealing | 85 | 5.0★ (24) | Sarnia, 11 km away | 24/7 | Overall |
| 2 | DeCarolis Concrete | 85 | 4.8★ (13) | Sarnia, 10 km away | 24/7 | Emergencies |
| 3 | Vartys Construction Inc | 83 | 5.0★ (6) | Sarnia, 11 km away | 24/7 | — |
| 4 | BCE Concrete Coatings | 82 | 5.0★ (30) | Sarnia, 8 km away | Sat | — |
| 5 | Foam All Spray Insulation and Concrete Lifting | 82 | 5.0★ (101) | Port Huron, 13 km away | — | — |
| 6 | Ward Construction | 81 | 4.5★ (18) | Sarnia, 10 km away | — | — |
| 7 | Remco Concrete | 80 | 5.0★ (7) | Sarnia, 12 km away | — | — |
| 8 | Pro Concrete Products Limited | 80 | 5.0★ (13) | Sarnia, 8 km away | Sat | — |
| 9 | C&V Cement llc | 79 | 5.0★ (11) | New Baltimore, 32 km away | 24/7 | — |
| 10 | Concrete By Design | 79 | 5.0★ (17) | Sarnia, 16 km away | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 10 km away
Ranked #2 because of its Google rating and availability: 4.8★ from 13 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 11 km away
Ranked #3 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 8 km away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Port Huron, 13 km away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 101 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 10 km away
Ranked #6 because of its Google rating and trade focus: 4.5★ from 18 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 12 km away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 8 km away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in New Baltimore, 32 km away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 16 km away
Ranked #10 because of its Google rating and availability: 5.0★ from 17 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 10 km away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 10 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 16 km away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 12 km away
Ranked #13 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in New Baltimore, 27 km away
Ranked #14 because of its Google rating and review volume: 4.4★ from 173 Google reviews, the most Google reviews on this list (173).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 9 km away
Ranked #15 because of its Google rating and trade focus: 2.2★ from 5 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 13 km away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 9 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 20 km away
Ranked #17 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Marysville, 11 km away
Ranked #18 because of its Google rating and trade focus: 4.3★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 16 km away
Ranked #19 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 11 km away
Ranked #20 because of its Google rating and trade focus: 2.7★ from 7 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 17 km away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in New Baltimore, 27 km away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 25 km away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Concrete contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 11 km away
Ranked #24 because of its Google rating and review volume: 5.0★ from 22 Google reviews, 22 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 8 km away
Ranked #25 because of its Google rating and review volume: 5.0★ from 64 Google reviews, 64 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
US national ranges converted to CAD, not adjusted for Corunna. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Concrete driveway | CA$3,790 | CA$8,990 | CA$20,380 | Per driveway: typical range of customer-reported projects (about $8 to $20 per sq ft). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 40 Corunna concrete contractors on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Corunna data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |