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ContractorsRanked

Best Electricians in Alamo, CA (2026)

469 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Alamo: S&B Electric, CR Score 90/100; 4.9★ from 109 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Service Champions, posts 24/7 hours; ranked #2 of 469.

  3. 11

    Most-reviewed: Service Champions, 5,220 Google reviews at 4.9★, the most of 469 ranked; ranked #11.

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

469 Alamo electricians are ranked here by CR Score, from 8 published factors. 97 are open 24/7, 265 open Saturdays and 160 open Sundays, based on posted hours. The median Google rating is 5.0★ across 469 rated businesses.

Top 10 electricians in Alamo at a glance

Top 10 electricians in Alamo at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1S&B Electric904.9★ (109)Alamo24/7Overall
2Service Champions904.9★ (1,331)Livermore, 17 mi away24/7Emergencies
3Mr. Electric of Concord CA904.9★ (241)Concord, 7 mi away24/7—
4Perfect Star Heating, Cooling, & Electrical884.9★ (1,255)Concord, 7 mi away24/7—
5Valencia Electric885.0★ (21)Alamo24/7—
6Hummingbird Electric LLC, Danville885.0★ (26)Hercules, 3 mi away24/7—
7Best Electric Systems Danville875.0★ (48)Danville, 8 mi away24/7—
8Perfect Star Heating, Cooling, & Electrical874.9★ (2,331)Antioch, 15 mi away24/7—
9Frontline Electrical Services875.0★ (24)Walnut Creek, 4 mi away24/7—
10S&B Electric875.0★ (34)Concord, 7 mi away24/7—

The 469 best electricians in Alamo, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

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

  2. #2 Service Champions

    Based in Livermore, 17 mi away

    90/100CR Score

    Ranked #2 because of its Google rating and availability: 4.9★ from 1,331 Google reviews, open 24/7.

    • 4.9★ from 1,331 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    96 Rickenbacker Cir, Livermore, CA 94551
    View profile for Service Champions(925) 397-4867

  10. #10 S&B Electric

    Based in Concord, 7 mi away

    87/100CR Score

    Ranked #10 because of its Google rating and availability: 5.0★ from 34 Google reviews, open 24/7.

    • 5.0★ from 34 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    950 Detroit Ave, Concord, CA 94518
    View profile for S&B Electric(925) 332-5943

  11. #11 Service Champions

    Based in Martinez, 11 mi away

    87/100CR Score

    Ranked #11 because of its Google rating and review volume: 4.9★ from 5,220 Google reviews, the most Google reviews on this list (5,220).

    • 4.9★ from 5,220 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    261 Arthur Rd, Martinez, CA 94553
    View profile for Service Champions(925) 281-0532

  19. #19 Service Champions

    Based in Livermore, 17 mi away

    85/100CR Score

    Ranked #19 because of its Google rating and availability: 4.9★ from 4,721 Google reviews, open 24/7.

    • 4.9★ from 4,721 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    207 Boeing Ct, Livermore, CA 94551
    View profile for Service Champions(925) 966-1366

  23. #23 Aguilar Electric

    Based in San Francisco, 22 mi away

    84/100CR Score

    Ranked #23 because of its Google rating and availability: 5.0★ from 72 Google reviews, open 24/7.

    • 5.0★ from 72 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    18 Hale St apt a, San Francisco, CA 94134
    View profile for Aguilar Electric(415) 683-7159

  24. #24 Fuse Electrical

    Based in Fremont, 21 mi away

    84/100CR Score

    Ranked #24 because of its Google rating and availability: 4.9★ from 82 Google reviews, open 24/7.

    • 4.9★ from 82 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4714 Balboa Way, Fremont, CA 94536
    View profile for Fuse Electrical(341) 206-6225

  25. #25 Service Champions

    Based in Pleasanton, 12 mi away

    84/100CR Score

    Ranked #25 because of its Google rating and availability: 4.8★ from 2,337 Google reviews, open 24/7.

    • 4.8★ from 2,337 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7020 Commerce Dr, Pleasanton, CA 94588
    View profile for Service Champions(925) 248-3458

Electricians ranked #26 to #50

#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 469 ranked electricians here; the rest are on their profiles.

electricians in Alamo, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26EV Electrical844.6★ (38)12 mi
27Five Or Free Electrical Heating & Air Solutions844.8★ (219)12 mi
28Mission Electric Systems Fremont835.0★ (38)21 mi
29my OAKLAND ELECTRICIAN834.6★ (22)13 mi
30Lee Electric Corp835.0★ (58)12 mi
31Galaxy Heating & Air Conditioning834.8★ (370)6 mi
32A.M.B Electrical Services LLC835.0★ (4)8 mi
33Aleksandr Handyman Services835.0★ (19)In Alamo
34One & Only Electrical Service. inc834.4★ (101)3 mi
35LCX Energy835.0★ (3)8 mi
36T.E.K.ELECTRICAL C/O834.7★ (14)9 mi
37Northern Lights Electric, Inc.835.0★ (47)In Alamo
38EVPOWER CHARGING SOLUTIONS834.9★ (38)10 mi
39Wire Tech Electric834.6★ (30)17 mi
40Mr. Electric of West Hayward825.0★ (7)14 mi
41Real Electrical Services824.6★ (9)13 mi
42Full Spectrum Technology Group825.0★ (17)7 mi
43Voltech825.0★ (41)In Alamo
44Walsh Electric824.8★ (42)23 mi
45Electrical Land824.9★ (96)17 mi
46Torres Electric Services LLC825.0★ (37)In Alamo
47Electrical Land824.8★ (46)24 mi
48JM Electric825.0★ (4)In Alamo
4924/7 SF Handyman & Remodelling Service824.6★ (59)23 mi
50Value Electrical Construction825.0★ (14)21 mi

Also serving Alamo

20 more electricians within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked electricians serving Alamo
BusinessGoogle ratingDistance
A Able American Electrical Contractors5.0★ (4)15 mi
Anza Builders5.0★ (26)In Alamo
ARIA Construction Enterprise Inc1.0★ (1)In Alamo
Castle care water heaters and plumbing inc3.0★ (10)In Alamo
Dellamar Electric Inc5.0★ (2)In Alamo
Discovery Builders, Inc.2.3★ (6)In Alamo
Five Or Free Electrical Heating & Air Solutions4.9★ (89)21 mi
Heise's Plumbing4.9★ (1,454)24 mi
Just Do It Electrical Services5.0★ (2)In Alamo
LP Builders, Inc®5.0★ (1)In Alamo
Mercy Electric5.0★ (81)21 mi
Pierce Electric5.0★ (124)20 mi
Providence Water Heaters5.0★ (52)In Alamo
R&R Handyman Services1.0★ (1)In Alamo
Sherman Electric Experts Pleasant Hill5.0★ (3)7 mi
T-Electric LLC5.0★ (13)21 mi
United Constructors Inc.4.9★ (48)In Alamo
Vitale Construction5.0★ (11)In Alamo
Westwind Builders & Electric5.0★ (1)In Alamo
Wired Right Electric5.0★ (47)19 mi

How much do electricians cost in Alamo?

National price ranges in USD, not adjusted for Alamo. Each row names its basis and the month we checked it.

How much do electricians cost in Alamo?
JobLowTypicalHighBasisChecked
Electrical panel upgrade$518$1,347$2,193Per panel, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an electrician's license in California

In California, Contractors State License Board (CSLB) licenses C-10 Electrical contractor license (electricians themselves are certified by the Department of Industrial Relations).

Jobs of $1,000 or more in labor and materials (from January 1, 2025).

  1. Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked Alamo electricians

We scored 469 Alamo electricians on 8 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. Unknown factors are left out of the score, 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Alamo data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Electricians in Alamo: frequently asked questions

Who is the best electrician in Alamo?

By CR Score, the highest-ranked electrician in Alamo, CA is S&B Electric with a CR Score of 90/100. It has 4.9★ from 109 Google reviews. It is open 24/7. Service Champions (#2) and Mr. Electric of Concord CA (#3) follow. We ranked 469 electricians on 8 factors, last updated October 22, 2026.

How many electricians are there in Alamo?

ContractorsRanked ranks 469 electricians serving Alamo, CA. 10 of them are based in Alamo; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which electricians in Alamo are open 24/7?

97 ranked electricians in Alamo post 24/7 hours. The highest-ranked are S&B Electric (#1), Service Champions (#2) and Mr. Electric of Concord CA (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which electricians in Alamo work on weekends?

265 of 469 ranked electricians post Saturday hours and 160 post Sunday hours. The highest-ranked open Saturdays are S&B Electric (#1), Service Champions (#2) and Mr. Electric of Concord CA (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an electrician's license in California?

In California, Contractors State License Board (CSLB) handles licensing and covers C-10 Electrical contractor license (electricians themselves are certified by the Department of Industrial Relations). Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).

How much does electrical panel upgrade cost in Alamo?

Electrical panel upgrade typically costs $518 to $2,193, with $1,347 typical (Per panel, installed; typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Alamo. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Alamo electricians have?

The median Google rating among 469 rated electricians in Alamo is 5.0★, with a median of 11 reviews. Service Champions has the most, 5,220 reviews, and ranks #11. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank electricians?

Each electrician gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Alamo

  1. October 2026: CR Scores recalculated for 469 electricians serving Alamo.
  2. October 2026: 4 duplicate listings merged.

More electricians and Alamo pages

Other trades in Alamo