State licence
WI contractor licensing
Check the licence with the state board before work starts.
Open the official lookup →Water treatment service near me
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Water treatment service in Milwaukee, WI
There are 28 verified water firms listed in Milwaukee, WI. Listings are compiled from public business records and checked against the WI contractor licensing; each record shows the date it was last verified.
Verified listings28 verified listingsSpring band $2,500–$6,000WI licence + Milwaukee permit links
Information last verified: 8 November 2026. Dataset compiled 8 November 2026.
What qualifies as a listing
Sewer lines in Milwaukee
Water treatment service work in Milwaukee follows the same pattern as the rest of WI: the failure mode decides the method, not the other way round.
Permit rules in Milwaukee are set locally. Ask the city whether your job needs a permit and who pulls it.
What water work costs in Milwaukee
The national range is from the site’s cost guide, checked 2026-11-08. The local column applies the 1.00× metro factor and rounds to $5. It is a planning band, not a quote.
| Job | National range | Milwaukee planning band | What it includes |
|---|---|---|---|
| Whole-house softener, installed | $2,500–$6,000 | $2,500–$6,000 | Typical US range |
| Whole-house filtration | $3,500–$9,000 | $3,500–$9,000 | Typical US range |
| Well tank replacement | $1,200–$2,800 | $1,200–$2,800 | Typical US range |
| Well pump replacement | $900–$2,200 | $900–$2,200 | Typical US range |
| Reverse osmosis, installed | $3,500–$8,000 | $3,500–$8,000 | Typical US range |
| Annual service, no salt | $150–$400 | $150–$400 | Typical US range |
Editorial metro factor, not a measured price index. The factor is not a measured local price index; it estimates labour and permit overhead. A quote that is far below the band usually has a smaller scope, not a better price.
Licence and permit checks for Milwaukee
Local permit
Milwaukee permit office
Ask whether the job needs a permit and who pulls it.
Open the permit office →These links go to the official state or city page. The directory does not file permits and does not verify a contractor’s current insurance for you.
Sewer line firms in Milwaukee, WI
28 verified records. The order is the dataset order, not a ranking. Each card shows the date its record was last verified.
Verified
Water Doctors
Water treatment service contractor
- Address
- 901 N Grandview Blvd
Milwaukee, WI - Phone
- (262) 549-7733
- Website
- Not published
- Rating
- 4.9 / 5 · 625 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Soft Water, Inc.
Water treatment service contractor
- Address
- 202 Travis Ln
Milwaukee, WI - Phone
- (262) 547-3866
- Website
- Not published
- Rating
- 4.9 / 5 · 514 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Wisconsin Water Service, LLC
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (262) 681-1584
- Website
- Not published
- Rating
- 5.0 / 5 · 4 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Butler Soft Water LLC
Water treatment service contractor
- Address
- 16830 Meadowview Dr
Milwaukee, WI - Phone
- (262) 781-2478
- Website
- Not published
- Rating
- 5.0 / 5 · 43 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
PureLife Water Testing Services (Collection Services)
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (262) 236-7080
- Website
- Not published
- Rating
- 5.0 / 5 · 18 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Affordable Water Treatment
Water treatment service contractor
- Address
- 7675 Evergreen Terrace
Milwaukee, WI - Phone
- (262) 661-9201
- Website
- Not published
- Rating
- 4.7 / 5 · 15 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Zeropoint Water Treatment
Water treatment service contractor
- Address
- 600 E Keefe Ave
Milwaukee, WI - Phone
- (414) 962-2000
- Website
- Not published
- Rating
- 5.0 / 5 · 7 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Lakeside Water Treatment Inc
Water treatment service contractor
- Address
- 7869 N 73rd St
Milwaukee, WI - Phone
- (414) 365-0787
- Website
- Not published
- Rating
- 4.0 / 5 · 2 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
City of Milwaukee Water Works’ Linnwood Water Treatment Plant
Water treatment service contractor
- Address
- 3000 N Lincoln Memorial Dr
Milwaukee, WI - Phone
- (414) 286-2830
- Website
- Not published
- Rating
- 5.0 / 5 · 12 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Culligan of Waukesha
Water treatment service contractor
- Address
- 1801 Pewaukee Rd
Milwaukee, WI - Phone
- (262) 547-1862
- Website
- Not published
- Rating
- 4.9 / 5 · 678 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
PureSpring Water Softeners & Filters
Water treatment service contractor
- Address
- 7421 N Teutonia Ave
Milwaukee, WI - Phone
- (414) 363-5822
- Website
- Not published
- Rating
- Not published
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Pure Way Filtration Milwaukee
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (262) 261-8654
- Website
- Not published
- Rating
- 5.0 / 5 · 1 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Clear and Fresh Water, Inc.
Water treatment service contractor
- Address
- 1345 N Jefferson St
Milwaukee, WI - Phone
- (866) 222-3131
- Website
- Not published
- Rating
- 5.0 / 5 · 24 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Howard Water Treatment Facility
Water treatment service contractor
- Address
- 3929 S 6th St
Milwaukee, WI - Phone
- (414) 286-2830
- Website
- Not published
- Rating
- 4.0 / 5 · 8 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
MMSD Jones’ Island Water Reclamation Facility
Water treatment service contractor
- Address
- 700 E Jones St
Milwaukee, WI - Phone
- (414) 482-2151
- Website
- Not published
- Rating
- 4.2 / 5 · 25 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
City of Milwaukee Water Works
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (414) 286-2830
- Website
- Not published
- Rating
- 3.5 / 5 · 59 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Veolia Water North America
Water treatment service contractor
- Address
- 700 E Jones St
Milwaukee, WI - Phone
- (414) 482-2040
- Website
- Not published
- Rating
- 3.5 / 5 · 6 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Milwaukee Water Softener
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (414) 310-6958
- Website
- Not published
- Rating
- Not published
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Garnet Abrasives-Water Fltrtn
Water treatment service contractor
- Address
- 1719 W St
Milwaukee, WI - Phone
- (414) 342-0682
- Website
- Not published
- Rating
- 4.9 / 5 · 13 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Meridian Lake Services
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (262) 208-4725
- Website
- Not published
- Rating
- 5.0 / 5 · 13 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Rock-Well Well & Pump Service Inc
Water treatment service contractor
- Address
- 4720 South Beaumont Avenue
Milwaukee, WI - Phone
- (262) 878-2110
- Website
- Not published
- Rating
- 4.9 / 5 · 57 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Superior Salt Service LLC
Water treatment service contractor
- Address
- 3522 W Pierce St
Milwaukee, WI - Phone
- (414) 384-7258
- Website
- Not published
- Rating
- 5.0 / 5 · 8 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Wellness Water Filtration Systems
Water treatment service contractor
- Address
- 613 N 36th St
Milwaukee, WI - Phone
- (855) 938-0874
- Website
- Not published
- Rating
- Not published
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Culligan Quench - Milwaukee
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (414) 410-9092
- Website
- Not published
- Rating
- 5.0 / 5 · 109 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Solar Water Works
Water treatment service contractor
- Address
- 247 W Freshwater Way
Milwaukee, WI - Phone
- (414) 585-8000
- Website
- Not published
- Rating
- Not published
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Knight Plumbing & Drain Cleaning
Water treatment service contractor
- Address
- 4270 S Howell Ave
Milwaukee, WI - Phone
- (414) 677-7668
- Website
- Not published
- Rating
- 4.8 / 5 · 1141 reviews
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
American Water Purification Cooperative
Water treatment service contractor
- Address
Milwaukee, WI- Phone
- (414) 909-7989
- Website
- Not published
- Rating
- Not published
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Verified
Rapid Radicals Technology
Water treatment service contractor
- Address
- 247 W Freshwater Way
Milwaukee, WI - Phone
- (414) 502-8445
- Website
- Not published
- Rating
- Not published
- Place ID
- Not recorded
- Record
- Information last verified: 8 November 2026
Firms in Milwaukee, WI are shown in the order supplied by the dataset, not by rating or payment. No placement is sold. Each name opens that firm’s own profile page.
How this list was built
The directory starts from public business records: the firm’s own website, its published address and phone number, and the state or city licence register named above. A record is marked verified only when a person has checked the name, address, phone and licence against those sources and recorded the date. The place_id field is kept so a future rebuild can match the same entity without guessing.
The national cost band comes from the site’s cost guide. The metro factor is an editorial estimate, not a survey. No rating, review text, price or availability is invented for a verified page; where a public rating is shown it is attributed and dated.
If a record is wrong, the firm can ask for a correction or removal.Corrections: contact@watertreatmentpro.com. Read the fulllisting verification method.
Water treatment service in Milwaukee: common questions
How many water firms are listed in Milwaukee?
28 verified water firms are listed in Milwaukee, WI. 0 publish a website, and 28 records have been verified. The city page is generated only because the dataset contains at least one genuine listing record; a city with no record has no page.
What does water treatment service cost in Milwaukee?
The directory’s planning band for a torsion spring replacement is $2,500–$6,000. It is the national range ($2,500–$6,000, checked 2026-11-08) multiplied by an editorial metro factor of 1.00 and rounded to $5. It is an estimate, not a local price survey, and not a quote. Get three written quotes for the same scope.
Does WI license water contractors?
Check the licence with the state board before work starts. The official lookup is the WI contractor licensing, linked on this page. A licence or registration number is a starting point, not a substitute for checking insurance and the scope of the work.
Do I need a permit for a water in Milwaukee?
Ask whether the job needs a permit and who pulls it. The permit office is the Milwaukee permit office, linked on this page. If the contractor says no permit is needed, ask them to put the reason in writing.
Water treatment service near Milwaukee
The closest metros in this directory, by straight-line distance. Each link opens that city’s own cost, licence and permit page.
Guides for Milwaukee homeowners
What water treatment service costs
Installed ranges by job, and the five lines every quote should show.
Read the guide →Diagnose the problem first
Symptom to cause, what proves it, and what not to do first.
Read the guide →How to choose a contractor
Licence, insurance, warranty and the questions that expose a thin scope.
Read the guide →Compare the options
Repair, replace or change the opening — decided on scope and five-year cost.
Read the guide →Browse the whole directory.
All service areas ·All WI service areas ·Cost guides ·Methodology