Best electricians in Frederick, CO

The highest-scoring electrician in and near Frederick is Kappler Mechanical Heating & Air Conditioning (score 88, 4.9 stars from 1,473 Google reviews). 15 companies meet the 5 Star standard within about 16 miles.

Last updated Nov 1, 2026How we rank
  1. 1

    Kappler Mechanical Heating & Air Conditioning

    4.9 · 1,473 Google reviewsBroomfield, CO25 years in business

    Kappler Mechanical Heating & Air Conditioning provides residential heating, cooling, indoor air quality, and electrical services from Broomfield, Colorado. Serving the area since 2001, the company handles HVAC system…

    88SCORE
  2. 2

    Mister Sparky Of Denver

    4.9 · 3,139 Google reviewsWestminster, CO

    Mister Sparky Of Denver provides residential electrical repair and installation for customers in Denver, Lakewood, Englewood, Aurora, Glendale, Littleton, Westminster, Boulder, and surrounding Colorado communities. It…

    Financing availableEmergency service
    83SCORE
  3. 3

    Just In Time Electrical & Plumbing

    4.9 · 1,356 Google reviewsThornton, CO
    80SCORE
  4. 4

    Precision Plumbing Heating Cooling Electric

    4.8 · 4,515 Google reviewsLouisville, CO
    78SCORE
  5. 5

    Red Diamond Electric

    5.0 · 134 Google reviewsThornton, CO
    74SCORE
  6. 6

    Professional Power

    5.0 · 92 Google reviewsWestminster, CO
    73SCORE
  7. 7

    Impact Heating & Cooling Inc.

    4.9 · 949 Google reviewsThornton, CO
    72SCORE
  8. 8

    Cooper Heating & Cooling

    4.8 · 4,787 Google reviewsBroomfield, CO
    71SCORE
  9. 9

    No Coast Electric

    5.0 · 136 Google reviewsBrighton, CO
    71SCORE
  10. 10

    Brown Bear Electrical

    5.0 · 61 Google reviewsWestminster, CO
    70SCORE
  11. 11

    Fix-it 24/7 Plumbing, Heating, Air & Electric

    4.7 · 774 Google reviewsBrighton, CO
    69SCORE
  12. 12

    Grounded Electric, LLC

    5.0 · 65 Google reviewsThornton, CO
    69SCORE
  13. 13

    Goodfellas Heating, Cooling, Plumbing & Electric

    4.6 · 483 Google reviewsNorthglenn, CO
    62SCORE
  14. 14

    Thornton Electric

    5.0 · 30 Google reviewsThornton, CO
    62SCORE
  15. 15

    RM Electrical Solutions LLC

    5.0 · 26 Google reviews
    62SCORE

We list only companies that clear our published bar, so this area is still filling in. As more electricians near Frederick qualify, they'll appear here automatically.

Compare the top 10

Top electricians in Frederick by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Kappler Mechanical Heating & Air Conditioning884.91,47325Broomfield
2Mister Sparky Of Denver834.93,139–Westminster
3Just In Time Electrical & Plumbing804.91,356–Thornton
4Precision Plumbing Heating Cooling Electric784.84,515–Louisville
5Red Diamond Electric745.0134–Thornton
6Professional Power735.092–Westminster
7Impact Heating & Cooling Inc.724.9949–Thornton
8Cooper Heating & Cooling714.84,787–Broomfield
9No Coast Electric715.0136–Brighton
10Brown Bear Electrical705.061–Westminster

Electricians in Frederick: quick answers

Who is the highest-rated electrician in Frederick, CO?

Kappler Mechanical Heating & Air Conditioning has the highest 5 Star Score among electricians in and near Frederick: 88 out of 100, with a 4.9 star Google rating from 1,473 reviews.

How many 5 Star electricians serve Frederick?

15 electricians meet our standard within about 16 miles of Frederick: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 15 have 18,020 Google reviews between them, averaging 4.90 stars.

How are these electricians ranked?

By 5 Star Score: rating quality adjusted for review count (45 points), review volume (25), review recency (15), years in business (10) and license verification (5). Businesses cannot pay to change their score.

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Ratings and review counts come from each company's public Google listing and are re-checked monthly. 5 Star Home Service Pros is independent; companies cannot pay for placement.