Best plumbers in Waukesha, WI

The highest-scoring plumber in and near Waukesha is Thielmann Heating, Cooling & Plumbing (score 89, 4.9 stars from 2,033 Google reviews). 31 companies meet the 5 Star standard within about 16 miles; the top 30 are ranked below.

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

    Thielmann Heating, Cooling & Plumbing

    4.9 · 2,033 Google reviewsNew Berlin, WI97 years in business

    Thielmann Heating, Cooling & Plumbing serves New Berlin and communities across southeastern Wisconsin with heating, air conditioning, indoor air quality, and plumbing work. The company has operated since 1929 and prov…

    Financing availableEmergency service
    89SCORE
  2. 2

    Quality Heating, Cooling, Plumbing & Electric

    4.9 · 1,547 Google reviewsBrookfield, WI65 years in business

    Quality Heating, Cooling, Plumbing & Electric provides heating, cooling, plumbing, and electrical services across Metro Milwaukee and Southeastern Wisconsin. The locally owned and operated company has served the regio…

    Emergency service
    88SCORE
  3. 3

    Austin Plumbing, Heating, Air & Electric

    4.9 · 1,237 Google reviewsGermantown, WI87 years in business

    Austin Plumbing, Heating, Air & Electric provides plumbing, heating, air conditioning, electrical, well pump, and water conditioning services in Southeastern Wisconsin. Serving the area since 1939, the family-owned an…

    Financing availableEmergency service
    87SCORE
  4. 4

    Roman Home Services

    4.9 · 5,689 Google reviewsWest Allis, WI
    83SCORE
  5. 5

    Cardinal Heating, Cooling, Plumbing & Electric

    5.0 · 357 Google reviewsSussex, WI
    80SCORE
  6. 6

    Optimal Plumbing

    5.0 · 304 Google reviewsMilwaukee, WI
    79SCORE
  7. 7

    West Allis Heating, Cooling, Plumbing, and Electrical

    4.8 · 2,768 Google reviewsMilwaukee, WI
    78SCORE
  8. 8

    Axis Mechanical

    5.0 · 240 Google reviews
    78SCORE
  9. 9

    Mr. Holland's Home Services

    4.8 · 2,112 Google reviewsNew Berlin, WI
    77SCORE
  10. 10

    Burkhardt Heating, Cooling, Plumbing & Electric

    4.9 · 578 Google reviewsBrookfield, WI
    76SCORE
  11. 11

    Sewer Ninjas

    4.9 · 387 Google reviewsBrookfield, WI
    76SCORE
  12. 12

    Milestone Plumbing, Inc.

    5.0 · 273 Google reviewsWauwatosa, WI
    76SCORE
  13. 13

    Capital Heating, Cooling, Electric, and Plumbing

    4.7 · 3,579 Google reviewsMenomonee Falls, WI
    74SCORE
  14. 14

    Rozga Plumbing Corp.

    4.8 · 817 Google reviewsWest Allis, WI
    74SCORE
  15. 15

    ABC Sewer & Drain Cleaning

    4.8 · 795 Google reviewsMilwaukee, WI
    74SCORE
  16. 16

    Milw Drain Cleaning

    4.8 · 705 Google reviewsWest Allis, WI
    74SCORE
  17. 17

    ABC Plumbing, Sewer, Heating, Cooling & Electric

    4.8 · 570 Google reviewsWest Allis, WI
    73SCORE
  18. 18

    Tosa Plumbing LLC

    4.9 · 227 Google reviewsMenomonee Falls, WI
    72SCORE
  19. 19

    Preferred Plumbing

    4.9 · 191 Google reviews
    72SCORE
  20. 20

    Seider Heating, Plumbing & Electrical

    4.8 · 387 Google reviewsWaukesha, WI
    70SCORE
  21. 21

    Atwater Plumbing LLC

    4.9 · 101 Google reviews
    69SCORE
  22. 22

    Blau Sudden Service

    4.6 · 1,745 Google reviews
    68SCORE
  23. 23

    Jon Debelak Plumbing & Heating Inc

    4.8 · 213 Google reviewsSussex, WI
    67SCORE
  24. 24
    67SCORE
  25. 25

    Midwest Water Heater

    4.9 · 81 Google reviewsButler, WI
    66SCORE
  26. 26

    Dave Jones, Inc.

    4.8 · 52 Google reviewsWauwatosa, WI
    66SCORE
  27. 27

    Mr. Rooter Plumbing of Southeast WI

    4.6 · 679 Google reviewsBrookfield, WI
    64SCORE
  28. 28

    Momentum Sewer & Drain

    5.0 · 22 Google reviewsWauwatosa, WI
    64SCORE
  29. 29

    P.J.'s Plumbing Co., Inc.

    4.6 · 262 Google reviewsSussex, WI
    63SCORE
  30. 30

    Z Plumberz of Greater Milwaukee

    4.8 · 36 Google reviewsBrookfield, WI
    61SCORE

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

Compare the top 10

Top plumbers in Waukesha by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Thielmann Heating, Cooling & Plumbing894.92,03397New Berlin
2Quality Heating, Cooling, Plumbing & Electric884.91,54765Brookfield
3Austin Plumbing, Heating, Air & Electric874.91,23787Germantown
4Roman Home Services834.95,689–West Allis
5Cardinal Heating, Cooling, Plumbing & Electric805.0357–Sussex
6Optimal Plumbing795.0304–Milwaukee
7West Allis Heating, Cooling, Plumbing, and Electrical784.82,768–Milwaukee
8Axis Mechanical785.0240–
9Mr. Holland's Home Services774.82,112–New Berlin
10Burkhardt Heating, Cooling, Plumbing & Electric764.9578–Brookfield

Plumbers in Waukesha: quick answers

Who is the highest-rated plumber in Waukesha, WI?

Thielmann Heating, Cooling & Plumbing has the highest 5 Star Score among plumbers in and near Waukesha: 89 out of 100, with a 4.9 star Google rating from 2,033 reviews.

How many 5 Star plumbers serve Waukesha?

31 plumbers meet our standard within about 16 miles of Waukesha: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 30 have 28,121 Google reviews between them, averaging 4.84 stars.

How are these plumbers 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.

Other pros in Waukesha

Search another area

Try a zip code, a nearby city, or a state.

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.