4-D Water Well & Pump Service LLC
License 6377, 7824, 8157, 9306 Active
- Pump Installation
- Pump Repair
- Well Abandonment
- Well Drilling
- Well Inspection
Daniel R Johnson is a pump installation contractor based in Brookfield, WI (Waukesha County). The Wisconsin licensing program lists license 7198 as active, and we last checked the record on July 7, 2026.
The state record covers pump installation and pump repair. It lists 1 county where the business works, including Waukesha County.
This profile is built from public state license records checked on July 7, 2026. Well Water Insider does not rate or endorse contractors. Own this business? Claim the profile to add photos, hours and a description.
Check this license yourself on the official Wisconsin lookup.
Wisconsin DNR licensed pump installing contractor. Licensed individuals on the state list: Daniel R Johnson (#7198). Listed in the DNR service directory for 1 county (directory updated July 7, 2026).
What the Wisconsin record says Daniel R Johnson is licensed or registered to do.
Setting a new submersible or jet pump with the pressure tank, switch and controls.
Tracking down low pressure, short cycling or no water, then repairing or replacing parts of the pump system.
Based in Waukesha County, Wisconsin. The state record lists 1 county.
Business addressCounties on the state record
Useful context before you call a contractor here.
National ranges to help you read a quote. They are not prices from Daniel R Johnson; ask for a written estimate.
National 2026 ranges. Sources, checked September 2026: HomeGuide cost guides, Angi.
Test your water before and after any work on the well.
Look up license 7198 on the Wisconsin state lookup and make sure it is active for the work you need. Open the Wisconsin lookup.
Ask for the scope, parts, depth or pump size, permit fees and warranty in writing. Compare two or three quotes for big jobs.
New wells and many repairs are reported to the state. Ask who files the paperwork and for a copy of the well log.
Any work on a well can disturb bacteria. Test for coliform bacteria once the job is done.
Yes. The Wisconsin record shows license 7198 (pump installation) with the status "active", last checked on July 7, 2026. You can confirm it on the state lookup.
The state record lists pump installation and pump repair. Call to confirm they take on your type of job.
The business is based in Waukesha County (Brookfield, WI). The state record lists 1 county, including Waukesha County.
Call (414) 791-1519, visit their website and email them. The address on the state record is 20880 W. Enterprise Ave, Brookfield, WI 53045.
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