20 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank
3 of the 20 electricians on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.
#1 for emergency electrical work in Chatham: Reliance Heating, Air Conditioning & Plumbing, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Reliance Heating, Air Conditioning & Plumbing | 62 | 4.8★ (1,442) | Chatham | 24/7 |
| 2 | Richard Hansen Electric | 59 | 5.0★ (7) | Chatham | 24/7 |
| 3 | Thames Electric - Chatham Ontario Electrician | 58 | 5.0★ (4) | Chatham | 24/7 |
| 4 | Maple City Electric | 51 | 4.8★ (16) | Chatham | — |
| 5 | Dale Electric | 49 | 4.6★ (5) | Chatham | — |
| 6 | JM Controls and Electric | 49 | 5.0★ (4) | Chatham | — |
| 7 | Bonvarlez Bros Electric | 48 | 4.7★ (3) | Chatham | — |
| 8 | Wright's Electric Ltd | 44 | 4.6★ (89) | Chatham | — |
| 9 | WeberWay Electric Inc. | 44 | 5.0★ (40) | Chatham | Sat · Sun |
| 10 | Postma Heating and Cooling | 43 | 4.9★ (1,480) | Chatham | Sat · Sun · Evenings |
24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.
#1Reliance Heating, Air Conditioning & Plumbing
Open 24/7 · 4.8 from 1,442 Google reviews
Open 24/7 · 5.0 from 7 Google reviews
#3Thames Electric - Chatham Ontario Electrician
Open 24/7 · 5.0 from 4 Google reviews
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights.
Ranked #1 because of its Google rating and review volume: 4.8★ from 1,442 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #2 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #3 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #4 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Electrician”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chatham
Ranked #5 because of its Google rating and trade focus: 4.6★ from 5 Google reviews, listed on Google as “Electrician”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chatham
Ranked #6 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Electrician”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chatham
Ranked #7 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Electrician”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chatham
Ranked #8 because of its Google rating and trade focus: 4.6★ from 89 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #9 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #10 because of its Google rating and review volume: 4.9★ from 1,480 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #11 because of its Google rating and trade focus: 4.8★ from 38 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #12 because of its Google rating and trade focus: 4.2★ from 54 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #14 because of its Google rating and trade focus: 4.3★ from 16 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #15 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #16 because of its Google rating and trade focus: 4.5★ from 4 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #17 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amherstburg, 6 km away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #19 because of its Google rating and trade focus: 4.6★ from 25 Google reviews, listed on Google as “Electric motor store”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chatham
Ranked #20 because of its Google rating and review volume: 4.6★ from 51 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 electricians are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
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 |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |