Skip to content
ContractorsRanked

Emergency Electricians in McHenry, IL (2026)

Top 50 of 365 electricians, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 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.

Sparks, smoke or a burning smell: leave the room and call 911. Never touch a fallen power line; call your utility.

The short answer

  1. 1

    #1 for emergency electrical work in McHenry: Black Diamond Plumbing & Mechanical Inc., open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency electricians in McHenry at a glance

Top emergency electricians in McHenry at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Black Diamond Plumbing & Mechanical Inc.884.9★ (6,580)McHenry24/7
2Barrington Electric884.9★ (547)Barrington, 14 mi away24/7
3MIK ELECTRICAL SOLUTIONS885.0★ (113)Cary, 8 mi away24/7
4AL EXCELLENCE ELECTRIC LLC875.0★ (47)Island Lake, 6 mi away24/7
5Illinois State Electric, LLC875.0★ (66)Crystal Lake, 8 mi away24/7
6High Caliber Electric874.9★ (202)Antioch, 14 mi away24/7
7Woodstock Heating, Cooling & Electrical864.9★ (1,222)Woodstock, 9 mi away24/7
8ABC Plumbing, Sewer, Heating, Cooling & Electric864.7★ (22,524)Arlington Heights, 20 mi away24/7
9Duner Electrical Service865.0★ (78)Lake in the Hills, 12 mi away24/7
10American Electric Company864.9★ (56)Fox Lake, 10 mi away24/7

Call an emergency electrician in McHenry now

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.

The 50 emergency electricians in McHenry, ranked

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 365 is on the electricians page.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

Top 50 of 365 electricians by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

electricians in McHenry, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26C-Volt Electrician835.0★ (24)16 mi
27GSHA Services, LTD834.9★ (747)9 mi
28Copper Wolf Solutions Corp.825.0★ (25)18 mi
29Siebert Electric824.1★ (17)12 mi
30Albro Electric Inc825.0★ (39)23 mi
31IFX Construction824.8★ (16)18 mi
32True North Tek LLC815.0★ (37)In McHenry
33Marco's Electricians LLC814.8★ (104)23 mi
34Richardson Electrical Services814.7★ (15)13 mi
35LueTech Electrician815.0★ (20)22 mi
36Electrician Experts 24H814.9★ (39)25 mi
37TOPTEC Heating, Cooling, Plumbing, & Electrical, Inc.815.0★ (5)In McHenry
38Birchwood Electric LLC814.9★ (8)18 mi
39Custom Electric Co814.4★ (7)16 mi
40Fast Help Heating Cooling Electric & Refrigeration LLC815.0★ (29)11 mi
41Bullseye Electric LLC815.0★ (13)22 mi
42Advantage Plumbing, Heating & Air Conditioning814.7★ (4,045)22 mi
43Cal's Electrician815.0★ (14)22 mi
44McNutt Electric815.0★ (4)11 mi
45Chris' Electric Services805.0★ (25)21 mi
46Allegiance Service Group, Inc.805.0★ (49)6 mi
47SmartHome Solutions805.0★ (3)11 mi
48Amy Home Services804.8★ (483)16 mi
49Vin-Teri Electric805.0★ (7)21 mi
50Homestead Electric804.3★ (25)17 mi

How we ranked emergency electricians in McHenry

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency electricians in McHenry: questions

Which electricians in McHenry are open 24/7?

25 on this list post 24/7 hours, including Black Diamond Plumbing & Mechanical Inc., Barrington Electric, MIK ELECTRICAL SOLUTIONS, AL EXCELLENCE ELECTRIC LLC and Illinois State Electric, LLC.

Who is ranked #1 for emergency electrical work in McHenry, IL?

Black Diamond Plumbing & Mechanical Inc. is #1, with a CR Score of 88 out of 100 on emergency weights.

How are emergency electricians in McHenry ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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.

What should I do before the electrician arrives?

Sparks, smoke or a burning smell: leave the room and call 911. Never touch a fallen power line; call your utility.

How many emergency electricians here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for McHenry

  1. October 2026: CR Scores recalculated for 365 electricians serving McHenry.
  2. October 2026: 2 duplicate listings merged.

More emergency and electrical work pages