Top 50 of 134 electricians, in emergency orderUpdated 0 paid placements in this rankingHow we rank
24 of the 50 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 Harvard: Adams, 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 | Adams | 61 | 4.9★ (1,313) | Elkhorn, 19 mi away | 24/7 |
| 2 | Woodstock Heating, Cooling & Electrical | 59 | 4.9★ (1,222) | Woodstock, 11 mi away | 24/7 |
| 3 | Double U Electric LLC | 59 | 5.0★ (269) | Elkhorn, 21 mi away | 24/7 |
| 4 | Black Diamond Plumbing & Mechanical Inc. | 58 | 4.9★ (6,580) | McHenry, 18 mi away | 24/7 |
| 5 | Duner Electrical Service | 57 | 5.0★ (78) | Lake in the Hills, 20 mi away | 24/7 |
| 6 | MIK ELECTRICAL SOLUTIONS | 57 | 5.0★ (113) | Cary, 23 mi away | 24/7 |
| 7 | Illinois State Electric, LLC | 56 | 5.0★ (66) | Crystal Lake, 23 mi away | 24/7 |
| 8 | Edelman Heating, Cooling, Plumbing, Electric & Solar | 56 | 4.8★ (396) | Elkhorn, 17 mi away | 24/7 |
| 9 | Birchwood Electric LLC | 56 | 4.9★ (8) | Marengo, 12 mi away | 24/7 |
| 10 | GSHA Services, LTD | 56 | 4.9★ (747) | Woodstock, 13 mi away | 24/7 |
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.
#1Adams
Open 24/7 · 4.9 from 1,313 Google reviews
#2Woodstock Heating, Cooling & Electrical
Open 24/7 · 4.9 from 1,222 Google reviews
Open 24/7 · 5.0 from 269 Google reviews
#4Black Diamond Plumbing & Mechanical Inc.
Open 24/7 · 4.9 from 6,580 Google reviews
Open 24/7 · 5.0 from 78 Google reviews
Open 24/7 · 5.0 from 113 Google reviews
#7Illinois State Electric, LLC
Open 24/7 · 5.0 from 66 Google reviews
#8Edelman Heating, Cooling, Plumbing, Electric & Solar
Open 24/7 · 4.8 from 396 Google reviews
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 134 is on the electricians page.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,313 Google reviews, listed on Google as “Electrician”.
Based in Woodstock, 11 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 1,222 Google reviews.
Based in Elkhorn, 21 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 269 Google reviews, listed on Google as “Electrician”.
Based in McHenry, 18 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 6,580 Google reviews.
Based in Lake in the Hills, 20 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 78 Google reviews, listed on Google as “Electrician”.
Based in Cary, 23 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 113 Google reviews, listed on Google as “Electrical installation service”.
Based in Crystal Lake, 23 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Electrician”.
Based in Elkhorn, 17 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 396 Google reviews, listed on Google as “HVAC contractor”.
Based in Marengo, 12 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 8 Google reviews, listed on Google as “Electrician”.
Based in Woodstock, 13 mi away
Ranked #10 because of its Google rating and review volume: 4.9★ from 747 Google reviews.
Based in Island Lake, 24 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Electrician”.
Based in Crystal Lake, 20 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 460 Google reviews, listed on Google as “HVAC contractor”.
Based in Fox Lake, 14 mi away
Ranked #13 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Electrician”.
Based in Beloit, 18 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Electrical installation service”.
Based in Beloit, 25 mi away
Ranked #15 because of its Google rating and trade focus: 4.4★ from 47 Google reviews, listed on Google as “Electrician”.
Based in Fox Lake, 24 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Electrician”.
Based in Crystal Lake, 22 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 1,043 Google reviews.
Based in Hampshire, 23 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Electrician”.
Based in Algonquin, 24 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Electrician”.
Based in Machesney Park, 22 mi away
Ranked #20 because of its Google rating and trade focus: 4.6★ from 60 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake in the Hills, 23 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “HVAC contractor”.
Based in McHenry, 16 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 37 Google reviews, open 24/7.
Based in Crystal Lake, 20 mi away
Ranked #23 because of its Google rating and availability: 5.0★ from 45 Google reviews, open 24/7.
Based in McHenry, 19 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Plumber”.
Based in Algonquin, 23 mi away
Ranked #25 because of its Google rating and availability: 5.0★ from 66 Google reviews, offers emergency service.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
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 |