95 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in London: Reliance London Heating, Air Conditioning & Plumbing, CR Score 61/100; 4.8★ from 12,217 Google reviews; open 24/7.
Best for emergencies (open 24/7): Current Electric, posts 24/7 hours; ranked #2 of 95.
Most-reviewed: Roy Inch & Sons Home Services by Enercare, 1,490 Google reviews at 4.7★, the most of 95 ranked after Reliance London Heating, Air Conditioning & Plumbing; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
95 London electricians are ranked here by CR Score, from ten published factors. 15 are open 24/7, 35 open Saturdays and 20 open Sundays, based on posted hours. The median Google rating is 4.9★ across 95 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Reliance London Heating, Air Conditioning & Plumbing | 61 | 4.8★ (12,217) | London | 24/7 | Overall |
| 2 | Current Electric | 61 | 4.9★ (79) | London | 24/7 | Emergencies |
| 3 | Studerus Electric Inc. | 60 | 4.7★ (61) | London | 24/7 | — |
| 4 | J.D. Patrick Electric Inc. | 60 | 4.9★ (24) | London | 24/7 | — |
| 5 | PDR Electrical Contracting Company London, Ontario, Strathroy, St. Thomas and beyond | 60 | 5.0★ (56) | London | Sat · Sun | — |
| 6 | Local Electric | 59 | 4.8★ (19) | London | 24/7 | — |
| 7 | FES Electric | 59 | 5.0★ (112) | London | Sat | — |
| 8 | Levere Electric | 59 | 5.0★ (32) | London | Sat · Sun · Evenings | — |
| 9 | Hardie Industrial Services Inc. | 59 | 4.8★ (13) | London | 24/7 | — |
| 10 | Roy Inch & Sons Home Services by Enercare | 58 | 4.7★ (1,490) | London | 24/7 | Most reviews |
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 review volume: 4.8★ from 12,217 Google reviews, the most in London.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #2 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #3 because of its Google rating and trade focus: 4.7★ from 61 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #4 because of its Google rating and trade focus: 4.9★ from 24 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #5 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #6 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #7 because of its Google rating and trade focus: 5.0★ from 112 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #8 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #9 because of its Google rating and trade focus: 4.8★ from 13 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #10 because of its Google rating and review volume: 4.7★ from 1,490 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #11 because of its Google rating and trade focus: 5.0★ from 182 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #12 because of its Google rating and trade focus: 4.9★ from 219 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Huron East, 23 km away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #14 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 London
Ranked #15 because of its Google rating and trade focus: 4.9★ from 119 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #16 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #17 because of its Google rating and trade focus: 4.7★ from 81 Google reviews, listed on Google as “Electrical installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #18 because of its Google rating and review volume: 4.8★ from 860 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #19 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #20 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #21 because of its Google rating and trade focus: 4.7★ from 18 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #22 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Electrician”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in London
Ranked #23 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 London
Ranked #24 because of its Google rating and trade focus: 4.8★ from 69 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London
Ranked #25 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Electrician”.
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 95 ranked electricians here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | VB Electrical Solutions | 55 | 5.0★ (3) | In London |
| 27 | Sebco Electric Ltd , London Electrician | 55 | 5.0★ (32) | In London |
| 28 | BOOST ELECTRIC | 55 | 4.4★ (14) | In London |
| 29 | Right Away Electric | 55 | 5.0★ (10) | In London |
| 30 | M&M Electric Services Inc | 55 | 5.0★ (35) | In London |
| 31 | Deerbrook Electric | 55 | 4.9★ (23) | 7 km |
| 32 | G & S Electric | 55 | 4.8★ (40) | In London |
| 33 | Owl Services | 55 | 5.0★ (6) | In London |
| 34 | PTN Electrical and Automation Solutions Ltd | 55 | 4.6★ (60) | In London |
| 35 | Legacy Electrical | 55 | 5.0★ (6) | In London |
| 36 | Ray's Electric | 54 | 4.7★ (30) | In London |
| 37 | Williamson Electric | 54 | 5.0★ (14) | In London |
| 38 | Tim Lovett Installations | 54 | 4.0★ (4) | In London |
| 39 | Wiring Solutions London | 54 | 4.0★ (4) | In London |
| 40 | Fones-Elgie Electric | 54 | 4.0★ (4) | In London |
| 41 | Vogue Electric Inc. | 53 | 5.0★ (26) | 21 km |
| 42 | L D I Electric | 53 | 3.7★ (3) | In London |
| 43 | Orzech Heating and Cooling | 53 | 4.8★ (272) | In London |
| 44 | 4th Generation Electric Inc. | 53 | 3.7★ (3) | 22 km |
| 45 | Current Pro Electrical Service | 52 | 5.0★ (3) | 29 km |
| 46 | Joel Hayes Electric | 52 | 5.0★ (16) | 24 km |
| 47 | Electro King Electric | 52 | 5.0★ (24) | 28 km |
| 48 | Sesmaval Construction Group Inc | 51 | 5.0★ (14) | In London |
| 49 | RS RENOVATIONS | 51 | 4.2★ (6) | In London |
| 50 | Davis Electrical Services | 51 | 5.0★ (7) | 26 km |
20 more electricians 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 |
|---|---|---|
| 1Click Heating and Cooling London Ontario | 5.0★ (1) | In London |
| Capital Electric | 1.0★ (1) | In London |
| Forman Electric | 4.2★ (9) | 30 km |
| Holler Electric | 1.0★ (1) | In London |
| London Power Corporation Inc | 5.0★ (12) | In London |
| MD Electric | 5.0★ (3) | 23 km |
| Mike Abell Electric Inc | 5.0★ (1) | In London |
| Mocoley Electric | 5.0★ (2) | In London |
| Mocoley Electric | 5.0★ (6) | 31 km |
| Murray Power and Generation Inc. | 1.0★ (1) | In London |
| Nicholson Electrical Services | 4.5★ (61) | In London |
| Noble Electrical Contractors Ltd | 5.0★ (16) | In London |
| Ontario Industrial Electrician | 3.0★ (1) | In London |
| Pro Electric Inc | 4.5★ (22) | In London |
| Ptn Electrical Solutions Limited | 5.0★ (1) | In London |
| RP Electric | 5.0★ (2) | In London |
| Salliss Plumbing & Heating | 4.8★ (271) | In London |
| Sparknest electric inc | 5.0★ (2) | In London |
| Stonetown Electric Inc. | 5.0★ (7) | 31 km |
| VOLTZ Electric | 5.0★ (2) | In London |
US national ranges converted to CAD, not adjusted for London. 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 95 London electricians 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 London 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 |