322 electricians ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Williamstown: Professor Gatsby's Heating, Cooling, Plumbing & Electrical, CR Score 62/100; 5.0★ from 1,429 Google reviews; open 24/7.
Best for emergencies (open 24/7): Harris Plumbing, Heating, Air & Electrical, posts 24/7 hours; ranked #2 of 322.
Most-reviewed: Harris Plumbing, Heating, Air & Electrical, 11,049 Google reviews at 4.9★, the most of 322 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
322 Williamstown electricians are ranked here by CR Score, from ten published factors. 74 are open 24/7, 162 open Saturdays and 112 open Sundays, based on posted hours. The median Google rating is 4.9★ across 322 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Professor Gatsby's Heating, Cooling, Plumbing & Electrical | 62 | 5.0★ (1,429) | Williamstown | 24/7 | Overall |
| 2 | Harris Plumbing, Heating, Air & Electrical | 61 | 4.9★ (11,049) | Woodbury, 13 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Prime Electrical Services | 61 | 4.9★ (1,131) | Pennsauken, 17 mi away | 24/7 | — |
| 4 | Krise Services | 59 | 4.9★ (876) | Carneys Point, 11 mi away | 24/7 | — |
| 5 | Kowall Electric LLC | 59 | 5.0★ (451) | Chester, 23 mi away | 24/7 | — |
| 6 | Vineland Quick Commercial Electricians LLC | 59 | 4.7★ (60) | Glassboro, 7 mi away | 24/7 | — |
| 7 | Professor Gatsby's Heating, Cooling, Plumbing & Electrical | 58 | 5.0★ (536) | Atco, 10 mi away | 24/7 | — |
| 8 | Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical | 58 | 4.7★ (6,301) | Greentree, 17 mi away | 24/7 | — |
| 9 | Super Power Electrical Contractors | 58 | 4.8★ (51) | Millville, 3 mi away | Sat · Sun | — |
| 10 | 24seven Home Services | 58 | 4.9★ (129) | Millville, 16 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
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 in Williamstown
Based in Williamstown
Ranked #1 because of its Google rating and review volume: 5.0★ from 1,429 Google reviews.
Based in Woodbury, 13 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 11,049 Google reviews, the most in Williamstown.
Based in Pennsauken, 17 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,131 Google reviews, listed on Google as “Electrician”.
Based in Carneys Point, 11 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 876 Google reviews, listed on Google as “Electrician”.
Based in Chester, 23 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 451 Google reviews, listed on Google as “Electrician”.
Based in Glassboro, 7 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 60 Google reviews, listed on Google as “Electrician”.
Based in Atco, 10 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 536 Google reviews, listed on Google as “HVAC contractor”.
Based in Greentree, 17 mi away
Ranked #8 because of its Google rating and review volume: 4.7★ from 6,301 Google reviews.
Based in Millville, 3 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Electrician”.
Based in Millville, 16 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 129 Google reviews, listed on Google as “Electrician”.
Based in Woodbury, 14 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 107 Google reviews, listed on Google as “Electrician”.
Based in Mount Holly, 23 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 2,119 Google reviews, listed on Google as “Electrician”.
Based in Camden, 16 mi away
Ranked #13 because of its Google rating and review volume: 4.7★ from 4,404 Google reviews.
Based in Millville, 15 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “Electrician”.
Based in Hammonton, 10 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 37 Google reviews, listed on Google as “Electrician”.
Based in Vineland, 11 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 326 Google reviews, listed on Google as “HVAC contractor”.
Based in Darby, 22 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 100 Google reviews, listed on Google as “Electrician”.
Based in Glassboro, 5 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 28 Google reviews, listed on Google as “Electrician”.
Based in Hammonton, 13 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 51 Google reviews, listed on Google as “Electrician”.
Based in Lansdowne, 22 mi away
Ranked #20 because of its Google rating and review volume: 4.9★ from 1,811 Google reviews.
Based in Greentree, 16 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 357 Google reviews, listed on Google as “Electrician”.
Based in Philadelphia, 24 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 165 Google reviews, listed on Google as “Electrician”.
Based in Camden, 19 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 181 Google reviews, listed on Google as “Electrician”.
Based in Carneys Point, 12 mi away
Ranked #24 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Electrician”.
Based in Carneys Point, 14 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Electrician”.
#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 322 ranked electricians here; the rest are on their profiles.
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.
| Business | Google rating | Distance |
|---|---|---|
| AMR Electric | 4.0★ (2) | 14 mi |
| Atlantic Electric Co N | In Williamstown | |
| Bruni Electrical Services | 5.0★ (2) | 16 mi |
| D. Pase electric | 5.0★ (2) | In Williamstown |
| Dade Electric LLC | 4.5★ (8) | 16 mi |
| Diehl Electric, Inc. | 4.5★ (2) | 11 mi |
| Fordyce Plumbing Co LLC | 4.9★ (14) | In Williamstown |
| Gateway Electrical Fire Alarm | 4.4★ (7) | 18 mi |
| HANG N THERE LLC | 5.0★ (5) | 17 mi |
| Hart Auto Electric | 3.0★ (2) | 11 mi |
| ION Electrical Construction Service | 5.0★ (2) | 17 mi |
| Light It Up Electric LLC | 3.8★ (29) | 17 mi |
| Mjk Electric | 5.0★ (2) | 15 mi |
| My Electrician | In Williamstown | |
| My Electrician LLC | 5.0★ (2) | 17 mi |
| RFP Solutions | 5.0★ (2) | 13 mi |
| Rocs Electrical Services | 5.0★ (15) | 22 mi |
| Schooley Electric Inc. | 4.4★ (9) | 15 mi |
| Solution Emergency Electrician - Residential Electrician Bellmawr NJ, Electrical Installation Service, Emergency Electrician | 5.0★ (3) | 13 mi |
| T Braun Electric Llc | 3.0★ (2) | 9 mi |
National price ranges in USD, not adjusted for Williamstown. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Electrical panel upgrade | $518 | $1,347 | $2,193 | Per panel, installed; typical range of customer-reported jobs. US national range | October 2026 |
In New Jersey, New Jersey Board of Examiners of Electrical Contractors licenses Electrical wiring and equipment work.
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
We scored 322 Williamstown 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 Williamstown 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 |