86 concrete contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Oshawa: Samterra Concrete Pros, CR Score 59/100; 4.9★ from 54 Google reviews; open Saturdays until 4 PM.
Best for emergencies (open 24/7): ConPump Ltd., posts 24/7 hours; ranked #4 of 86.
Most-reviewed: Groundworks, 1,412 Google reviews at 4.9★, the most of 86 ranked; ranked #12.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
86 Oshawa concrete contractors are ranked here by CR Score, from ten published factors. 10 are open 24/7, 62 open Saturdays and 31 open Sundays, based on posted hours. The median Google rating is 5.0★ across 86 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Samterra Concrete Pros | 59 | 4.9★ (54) | Oshawa | Sat | Overall |
| 2 | Ontario Concrete Finishing Inc. | 59 | 5.0★ (37) | Oshawa | Sat | — |
| 3 | Groupa Concrete | 58 | 4.5★ (15) | Oshawa | Sat · Sun · Evenings | — |
| 4 | ConPump Ltd. | 57 | 4.9★ (59) | Scarborough, 37 km away | 24/7 | Emergencies |
| 5 | Bloor Concrete Finishing | 57 | 4.7★ (12) | Oshawa | — | — |
| 6 | Central Park Paving - Driveway Repair & Paving Companies | 56 | 4.3★ (140) | Oshawa | — | — |
| 7 | 1anddonecontracting | 56 | 4.6★ (11) | Pickering, 20 km away | 24/7 | — |
| 8 | Rock Stone Masonry | 56 | 4.9★ (54) | Ajax, 8 km away | — | — |
| 9 | Metro Concrete Pumping | 56 | 5.0★ (11) | Oshawa | 24/7 | — |
| 10 | North American Concrete | 56 | 4.5★ (33) | Oshawa | Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #2 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #3 because of its Google rating and trade focus: 4.5★ from 15 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Scarborough, 37 km away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 59 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #5 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Concrete contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Oshawa
Ranked #6 because of its Google rating and trade focus: 4.3★ from 140 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pickering, 20 km away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 8 km away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #9 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Construction company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #10 because of its Google rating and trade focus: 4.5★ from 33 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 23 km away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Gwillimbury, 37 km away
Ranked #12 because of its Google rating and review volume: 4.9★ from 1,412 Google reviews, the most in Oshawa.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pickering, 20 km away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 12 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 6 km away
Ranked #14 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #15 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #16 because of its Google rating and review volume: 5.0★ from 47 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 28 km away
Ranked #17 because of its Google rating and trade focus: 4.0★ from 12 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Scarborough, 31 km away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pickering, 19 km away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 63 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Scarborough, 38 km away
Ranked #20 because of its Google rating and trade focus: 4.2★ from 56 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshawa
Ranked #21 because of its Google rating and review volume: 5.0★ from 39 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 7 km away
Ranked #22 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Concrete contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Toronto, 36 km away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cobourg, 14 km away
Ranked #24 because of its Google rating and review volume: 5.0★ from 102 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ajax, 16 km away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 86 ranked concrete contractors here; the rest are on their profiles.
20 more concrete contractors within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| ACCL Waterproofing | 4.5★ (15) | In Oshawa |
| Armstrong Post Hole diggers | 4.1★ (43) | In Oshawa |
| Ashrafi Home Renovation | 5.0★ (13) | In Oshawa |
| Bradshaw Builds | 4.7★ (33) | In Oshawa |
| Building Problems Solver Inc. | 5.0★ (23) | In Oshawa |
| CANPAK Right Construction Inc | 5.0★ (17) | In Oshawa |
| Cornerstone Construction | 4.6★ (20) | In Oshawa |
| Dixon Constructions & Developments | 5.0★ (21) | In Oshawa |
| Dynamic Brick and Stone Ltd | 5.0★ (17) | In Oshawa |
| Emerald Contracting | 5.0★ (13) | In Oshawa |
| Fire Beard Contracting | 5.0★ (29) | In Oshawa |
| Frontier PMC | 5.0★ (57) | In Oshawa |
| Henley Contracting Ltd. | 4.8★ (50) | In Oshawa |
| Legacy Carpentry and Construction | 4.7★ (15) | In Oshawa |
| OPM | 4.5★ (24) | In Oshawa |
| Pristine Contracting Inc. | 5.0★ (24) | In Oshawa |
| Scapeworks Outdoors | 5.0★ (23) | In Oshawa |
| Superior Solutions Contracting | 4.9★ (37) | In Oshawa |
| TerraconPlus Contracting Fence & Deck | 4.2★ (65) | In Oshawa |
| Urban Contracting & Arborist Durham | 4.9★ (41) | In Oshawa |
US national ranges converted to CAD, not adjusted for Oshawa. 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 86 Oshawa concrete contractors on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Oshawa data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |