How the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 35%15+5.3Reliability 15%47+7.1Craft & service 20%10+2Value 10%8+0.8Momentum 8%86+6.9Track record 7%64+4.5Accountability 5%7+0.4Experts Score= 27Grade D: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.27SCOREKarlsen Plumbing Inc.
Milwaukee, WI · Grade DLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #81Position by Experts Score among all companies we track in this category. of 90 plumbers · 4.8★ from 165 Google reviews
Report card
Percentile vs other plumbers (100 = best)Percentile vs other companies in the category: 70 means better than 70% of them.. Strongest: momentum and track record; weakest: accountability.
Reviews for your job
Customers hired Karlsen Plumbing Inc. for 8 kinds of job.
Karlsen Plumbing Inc. for plumbing pipe repair
Clear ✕All 24 Google reviews tagged “Plumbing pipe repair”
From the initial phone call, to the technician leaving. The entire process went smoothly and all involved did an outstanding job. I was well informed and excellent repairs competed in a timely manner. Thanks to all!
I needed work done on my kitchen sink drain pipes. The Karlsen Plumbing employee assigned to the task was punctual, polite and professional. He did an excellent job with the repairs. I would highly recommend Karlsen Plumbing to all.
Very professional. Were quick to come out and got the job done. Very satisfied
I had some recent emergency plumbing work done by Karlsen. Simon did a fantastic job as well as great cleanup afterwards!
Scott replaced broken part inside tub faucet which stopped the leaking for one week. When leak started again, you responded same day I called & replaced defective new part successfully. No charge for the second call. All workers were professional & efficient. Did a great job !
Mike?, was very professional and knowledgeable about what he was talking about,my wife said he was very nice and wasn't creepy at all 😂. Thanks again Mike
I was referred to Karlsen by Lee Mechanical. I had a new water heater installed, 2 outside spickets added, and they fixed a lot of supply water line hangers that were broken. Roughly 3 hours later everything was installed an updated. That was the best $2400 dollars I've spent on my house in a long time. The…
Top notch service and flawless workmanship by Mike in correcting a decades-long flaw. This company and its staff are efficient. Great customer service by the appointment coordinator.
Service was timely and plumber was polite and informative.
Awesome professional and extremely fast service. Had a valve blow out at 3am Saturday and Joe was here by 4:30 and had it fixed back and going by 5. Would Highly recommend! Very nice people!
My experience with Karlsen Plumbing was very positive. The job was done professionally and quickly. The plumbers were knowledgeable and shared possible repair options to fit our budget. Rose
Mike was a very polite responsible technician and a valuable employee to your company. I am looking forward to seeing Mike on our next service call.
Mike fixed the problem quickly and was clean and polite! Very helpful and knowledgeable, thanks!
Arrived on time. Final bill was lower than ball park figure I was given over the phone. Replaced all plumbing under kitchen sink. Very professional.
Great work—-fast service A+++++*
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.…
Karlsen Plumbing replaced the galvanized pipe in my home with copper. Their pricing was very competitive and the workmanship is excellent. The two individuals who installed the new piping were friendly and very conscientious. Karlsen Plumbing has my highest recommendation.
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.
Great professionals, on time and did everything that was asked and more!
Absolutely wonderful service. The tech was punctual, and very professional. Repaired the tough leak we had and also alerted me about a potential for a stack repair. Great job!
Rating only, no written review.
Rating only, no written review.
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 | $366–$1.2k |
| Water heater installation | 19 | $1.2k–$2.4k |
| Faucet repair | 16 | $208–$611 |
| Drain cleaning | 14 | $176–$580 |
| Faucet installation | 13 | $321–$1.1k |
| Plumbing leak repair | 9 | $295–$1.1k |
| Toilet repair | 8 | $227–$618 |
| Sump pump repair | 7 | — |
