PLUMBERS · MILWAUKEE, WI
27SCORE

Karlsen Plumbing Inc.

Better than 10% of plumbers · #81 of 90

4.8★165 Google reviews
4.86★last 12 months
1.9%1–2★ in 2 yrs (avg 2.6%)
25%complaints answered

Karlsen Plumbing Inc. for sump pump repair

Clear ✕
Jobs reviewed7
★ on this job4.29
Usually paid$800–900
Rank for this job#17 / 17
Said fair50%
★★★★★ A · a month ago

Great service. They did their best to give me a quick appointment. Very professional and kind service technicians.

Sump pump repair
★★★★★ Thomas · Edited 2 months ago

Karlson Plumbing is very professional. On time with an on the way courtesy call. Diagnosed our problem and then had the proper parts to fix things immediately. They are my go to plumber.

Paid $400–500Not sureSump pump repairShower repair
★★★ Sharyl · 5 months ago

They had to come twice so I paid 2 service calls as they jiggled it first time and it began working only to fail again within 2 weeks. They also knew I requested the pump to get replaced in second call and I also had to pay time to warehouse to get a pump since those are not on their truck yet they knew it needed to…

Paid $800–900OverpricedSump pump repair
★★★★★ William · 10 months ago

Scott installed a new sump pump for me, did a great job, very clean install and told me how I adjust water levels. Superb.

Paid $500–600Reasonable priceSump pump repair
★★★★★ Pawel · 4 years ago

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…

Faucet installationShower installationToilet installation+ Responsiveness+ Punctuality+ Quality

vs category

Blue = Karlsen, grey = plumbers average

SatisfactionReliabilityCraftValueMomentumTrackAccountability
This companyCategory average

Rating over time

4.04.55.02024-Q1: 5.00★ (5 reviews)2024-Q2: 5.00★ (4 reviews)2024-Q3: 5.00★ (1 reviews)2024-Q4: 5.00★ (1 reviews)2025-Q1: 5.00★ (1 reviews)2025-Q2: 5.00★ (1 reviews)2025-Q3: 5.00★ (3 reviews)2025-Q4: 4.78★ (23 reviews)2026-Q1: 4.67★ (15 reviews)2026-Q2: 4.80★ (30 reviews)2026-Q3: 4.96★ (25 reviews)2026-Q4: 5.00★ (4 reviews)2024-Q12024-Q42025-Q32026-Q22026-Q4
This companyIndustrydot size = review count

Price

$618+29% vs typical plumbers

Bar = middle half of what customers paid · gold mark = category median.

Great price 21%Reasonable 71%Overpriced 4%Not sure 4%

Score factors

Satisfaction
15
Reliability
47
Craft & service
10
Value
8
Momentum
86
Track record
64
Accountability
7

Praised for

Google highlights · percentile vs peers

Quality
+14 / −1
Professionalism
+15 / −1
Responsiveness
+14 / −1
Punctuality
+12 / −0
Value
+13 / −1

Compare with