How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%84+45.8Reliability 24%84+20.4Value 14%78+11Replies to reviews 7%70+4.9Craft & service penalty87−1.3Experts Score= 81Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.81SCOREKarlsen Plumbing Inc.
Milwaukee, WI · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #106Position by Experts Score among all companies we track in this category. of 120 plumbers · 4.8★ from 165 Google reviews
Report card
Percentile vs other plumbers (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: momentum and craft & service; weakest: replies to reviews.
Reviews for your job
Customers hired Karlsen Plumbing Inc. for 8 kinds of job.
Karlsen Plumbing Inc. for toilet installation
Clear ✕All 7 Google reviews tagged “Toilet installation”
The technician was on time and completed the work in minimal time. Very polite and courteous. Great job
The plumber did a very good job on the piping.
On 11/6/25, Mike came to the house to run the yearly check up on my tankless hot water heater that Karlsen installed in my home in 2017. He was on time, polite, professional, friendly and knowledgeable. He answered the questions I had and did an awesome job, which has always been my experience with Karlsen…
Karlsen took care of the human factors part of several complicated issues in addition to get the plumbing work done. They are patient & understanding with customers who are not subject matter experts. They are easy to reach, responsive when it really counts, pick up the phone, and keep notes on customer details.…
During my selling home process I needed quotes and repairs done. I got a quick response and got what I needed done in a timely manner. Staff friendly and professional. Will definitely continue to use them for my plumbing needs. I highly recommend Karlsen Plumbing.
I was remodeling my house and was looking for a good, fair-priced plumber in the Kenosha area. I was extremely lucky with Karlsen Plumbing. The price was fair, and the job was done quickly with great attention to detail. Joe and his foreman Bob knew their trade extremely well and thought ahead, advising "how to save…
Rating only, no written review.
Price
Bar = middle half of what customers paid · gold mark = category median.
Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| Plumbing pipe repair | 24 | $353–$1.2k |
| Water heater installation | 19 | $1.2k–$2.4k |
| Faucet repair | 16 | $205–$607 |
| Drain cleaning | 14 | $227–$554 |
| Faucet installation | 13 | $305–$986 |
| Plumbing leak repair | 9 | $278–$986 |
| Toilet repair | 8 | $227–$606 |
| Sump pump repair | 7 | — |

