76 roofers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Petrolia: Reasonable Roofing & Contracting, CR Score 63/100; 4.8★ from 179 Google reviews; open 24/7.
Best for emergencies (open 24/7): Plympton Roofing INC, posts 24/7 hours; ranked #4 of 76.
Most-reviewed: First Response Roofing and Construction, LLC, 429 Google reviews at 4.8★, the most of 76 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
76 Petrolia roofers are ranked here by CR Score, from ten published factors. 15 are open 24/7, 48 open Saturdays and 25 open Sundays, based on posted hours. The median Google rating is 4.8★ across 76 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Reasonable Roofing & Contracting | 63 | 4.8★ (179) | Port Huron, 26 km away | 24/7 | Overall |
| 2 | First Response Roofing and Construction, LLC | 62 | 4.8★ (429) | Port Huron, 27 km away | Sat | Most reviews |
| 3 | Michigan Remodeling | 60 | 4.8★ (105) | Port Huron, 27 km away | Sat · Sun · Evenings | — |
| 4 | Plympton Roofing INC | 60 | 4.9★ (18) | Sarnia, 9 km away | 24/7 | Emergencies |
| 5 | Durston Custom Contracting | 60 | 4.8★ (22) | Sarnia, 14 km away | 24/7 | — |
| 6 | Moceri Residential Services | 59 | 5.0★ (66) | Sarnia, 35 km away | Sat · Sun · Evenings | — |
| 7 | JNR Roofing | 59 | 4.9★ (183) | Clinton Township, 56 km away | Sat · Sun · Evenings | — |
| 8 | Johnny On Call L.L.C ️ ️ ️ | 59 | 4.7★ (45) | Sarnia, 35 km away | 24/7 | — |
| 9 | Exterior Styles Roofing | 59 | 5.0★ (50) | Sarnia, 11 km away | Sat | — |
| 10 | Marc Nano Roofing Protection | 59 | 5.0★ (55) | Sarnia, 20 km away | Sat · 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: 4.8★ from 179 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Port Huron, 27 km away
Ranked #2 because of its Google rating and review volume: 4.8★ from 429 Google reviews, the most in Petrolia.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Port Huron, 27 km away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 105 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 9 km away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 14 km away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 35 km away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clinton Township, 56 km away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 183 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 35 km away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 45 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 11 km away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 20 km away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 17 km away
Ranked #11 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 24 km away
Ranked #12 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clinton Township, 58 km away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 122 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham, 30 km away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham, 53 km away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 49 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 19 km away
Ranked #16 because of its Google rating and trade focus: 4.3★ from 27 Google reviews, listed on Google as “Roofing contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 22 km away
Ranked #17 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 22 km away
Ranked #18 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 17 km away
Ranked #19 because of its Google rating and trade focus: 3.8★ from 16 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Richmond, 49 km away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Port Huron, 27 km away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 35 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 41 km away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 23 km away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clinton Township, 55 km away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sarnia, 30 km away
Ranked #25 because of its Google rating and trade focus: 4.5★ from 98 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #28 to #49, in CR Score order; each links to its profile. We publish the top 49 of 76 ranked roofers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 28 | Vested renovations | 55 | 3.2★ (24) | 35 km |
| 29 | Giovanni's Home Concepts LLC | 54 | 4.9★ (31) | 63 km |
| 30 | Topside Roofing | 54 | 3.4★ (21) | 45 km |
| 33 | Armor Construction | 54 | 5.0★ (5) | 45 km |
| 34 | John's Roofing & Renovations | 54 | 4.5★ (8) | 20 km |
| 36 | Superior Roofing | 54 | 5.0★ (6) | 22 km |
| 40 | Sarnia's Bluewater Roofing | 53 | 3.5★ (13) | 22 km |
| 42 | Anytime Restoration Services | 53 | 4.2★ (5) | 54 km |
| 48 | Abc Contracting LTD | 52 | 5.0★ (5) | 49 km |
| 49 | Pillar Restoration - Property Restoration Experts | 52 | 4.9★ (78) | 62 km |
2 more roofers within 64 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 |
|---|---|---|
| Reagins Seamless Gutters | 4.7★ (104) | 46 km |
| Superior Roofing | 3.7★ (3) | 23 km |
US national ranges converted to CAD, not adjusted for Petrolia. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Roof replacement | CA$10,540 | CA$14,050 | CA$19,680 | Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
| Roof repair | CA$560 | CA$1,650 | CA$2,770 | Per repair: typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
In Ontario, roofers are busiest from late spring to early fall, when shingles can be installed in mild, dry weather. After a big storm, get more than one quote and check the license or registration before signing.
We scored 76 Petrolia roofers 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 Petrolia 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 |