23 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Petrolia: Reliance Home Comfort, CR Score 86/100; 4.8★ from 3,256 Google reviews; open 24/7.
Best for emergencies (open 24/7): Great Lakes Electric, Sarnia Electricians, posts 24/7 hours; ranked #2 of 23.
Most-reviewed: T-N-T Electric, 73 Google reviews at 4.9★, the most of 23 ranked after Reliance Home Comfort; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
23 Petrolia electricians are ranked here by CR Score, from 8 published factors. 4 are open 24/7, 6 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 23 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Reliance Home Comfort | 86 | 4.8★ (3,256) | Sarnia, 20 km away | 24/7 | Overall |
| 2 | Great Lakes Electric, Sarnia Electricians | 84 | 5.0★ (31) | Sarnia, 24 km away | 24/7 | Emergencies |
| 3 | Sipkens Earl Electric Ltd. | 81 | 5.0★ (9) | Sarnia, 22 km away | 24/7 | — |
| 4 | Ainsworth Electric Inc | 80 | 4.0★ (48) | Port Huron, 27 km away | 24/7 | — |
| 5 | L & L Electric Inc. | 79 | 5.0★ (57) | Sarnia, 23 km away | Sat · Evenings | — |
| 6 | Kingdom Electric | 78 | 4.9★ (54) | Port Huron, 26 km away | Sat · Evenings | — |
| 7 | Gary Burdett Electric | 76 | 4.9★ (12) | Sarnia, 26 km away | — | — |
| 8 | Christopher Electric (2000) Limited | 76 | 3.4★ (5) | Sarnia, 21 km away | — | — |
| 9 | Goertz Electric | 74 | 4.7★ (10) | Lambton Shores, 33 km away | — | — |
| 10 | T-N-T Electric | 74 | 4.9★ (73) | Port Huron, 27 km away | — | Most reviews |
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 review volume: 4.8★ from 3,256 Google reviews, the most Google reviews on this list (3,256).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 24 km away
Ranked #2 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 22 km away
Ranked #3 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Port Huron, 27 km away
Ranked #4 because of its Google rating and availability: 4.0★ from 48 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 23 km away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Port Huron, 26 km away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 26 km away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 12 Google reviews, listed on Google as “Electrician”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 21 km away
Ranked #8 because of its Google rating and trade focus: 3.4★ from 5 Google reviews, listed on Google as “Electrician”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Lambton Shores, 33 km away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 10 Google reviews, listed on Google as “Electrician”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Port Huron, 27 km away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 73 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 21 km away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 44 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Marysville, 27 km away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 34 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 19 km away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Electrical installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Lambton Shores, 35 km away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Electrician”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Sarnia, 23 km away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Camlachie, 19 km away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 28 km away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Port Huron, 27 km away
Ranked #18 because of its Google rating and trade focus: 4.2★ from 57 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 19 km away
Ranked #19 because of its Google rating and trade focus: 3.6★ from 11 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 23 km away
Ranked #20 because of its Google rating and trade focus: 3.9★ from 38 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Port Huron, 27 km away
Ranked #21 because of its Google rating and trade focus: 3.8★ from 13 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 23 km away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sarnia, 22 km away
Ranked #23 because of its Google rating and trade focus: 3.0★ from 6 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
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 |
|---|---|---|---|---|---|
| Electrical panel upgrade | CA$730 | CA$1,890 | CA$3,080 | Per panel, installed; typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 23 Petrolia electricians 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 Petrolia 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 |