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Emergency Electricians in Union, OH (2026)

Top 30 of 144 electricians, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 30 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 Union: Mister Sparky of Dayton, 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 Union at a glance

Top emergency electricians in Union at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Mister Sparky of Dayton654.9★ (550)Englewood, 1 mi away24/7
2Henlee Electric625.0★ (360)Dayton, 12 mi away24/7
3Rolo Electric615.0★ (327)Dayton, 16 mi away24/7
4Thomas & Galbraith Heating, Cooling, Plumbing & Electrical614.8★ (1,431)Dayton, 8 mi away24/7
5Mr. Electric of Dayton614.8★ (477)Kettering, 18 mi away24/7
6Eco Plumbers, Electricians, and HVAC Technicians594.8★ (3,337)Dayton, 20 mi away24/7
7Apex Pros Plumbing, Electrical, Heating and Air594.9★ (1,910)Dayton, 18 mi away24/7
8Collier Electric594.4★ (49)Troy, 9 mi away24/7
9Jahn Electric Services594.6★ (241)Dayton, 19 mi away24/7
10E2 Electric584.4★ (28)Dayton, 7 mi away24/7

Call an emergency electrician in Union 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 30 emergency electricians in Union, 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 144 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.

  2. #2 Henlee Electric

    Based in Dayton, 12 mi away

    62/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 360 Google reviews, listed on Google as “Electrician”.

    • 5.0★ from 360 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    423 Dellrose Ave, Dayton, OH 45403
    View profile for Henlee Electric(937) 825-2129

  3. #3 Rolo Electric

    Based in Dayton, 16 mi away

    61/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 327 Google reviews, listed on Google as “Electrician”.

    • 5.0★ from 327 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4520 Cordell Dr, Dayton, OH 45439
    View profile for Rolo Electric(937) 479-0617

  8. #8 Collier Electric

    Based in Troy, 9 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.4★ from 49 Google reviews, listed on Google as “Electrician”.

    • 4.4★ from 49 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2820 Southside Dr, Troy, OH 45373
    View profile for Collier Electric(937) 451-0011

  10. #10 E2 Electric

    Based in Dayton, 7 mi away

    58/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.4★ from 28 Google reviews, listed on Google as “Electrician”.

    • 4.4★ from 28 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7249 N Dixie Dr, Dayton, OH 45414
    View profile for E2 Electric(937) 275-7878

  14. #14 Don Myers Electric

    Based in Vandalia, 6 mi away

    58/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Electrician”.

    • 4.6★ from 10 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3915 Vanco Ln, Vandalia, OH 45377
    View profile for Don Myers Electric(937) 667-5014

Top 30 of 144 electricians by emergency score

#1 to #25 are shown in full above. Here are #26 to #30, in CR Score order; each links to its profile.

electricians in Union, ranks 26 to 30
RankBusinessCR ScoreGoogle ratingDistance
26Wells Electric Service444.9★ (168)3 mi
27Reliable Electric445.0★ (1,965)20 mi
28Garber Electrical Contractors, Inc.434.9★ (61)3 mi
29Bates Electric424.9★ (202)12 mi
30Bonham Electric, Inc.424.8★ (267)12 mi

How we ranked emergency electricians in Union

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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency electricians in Union: questions

Which electricians in Union are open 24/7?

25 on this list post 24/7 hours, including Mister Sparky of Dayton, Henlee Electric, Rolo Electric, Thomas & Galbraith Heating, Cooling, Plumbing & Electrical and Mr. Electric of Dayton.

Who is ranked #1 for emergency electrical work in Union, OH?

Mister Sparky of Dayton is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency electricians in Union ranked?

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.

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 Union

  1. October 2026: CR Scores recalculated for 144 electricians serving Union.
  2. October 2026: 1 duplicate listing merged.

More emergency and electrical work pages