Verified license

Hansen-Welldo-Service Inc

Oak View, CA · Ventura CountyWell drilling and pump installation

Call (805) 646-4802
Website
License status
Active
checked September 29, 2026
License number
707975
California record
Services
5
Pump Installation and more
Counties served
3
on the state record

About Hansen-Welldo-Service Inc

Hansen-Welldo-Service Inc is a well drilling and pump installation contractor based in Oak View, CA (Ventura County). The California licensing program lists license 707975 as active, and we last checked the record on September 29, 2026.

The state record covers pump installation, pump repair, well abandonment, well drilling and well repair. It lists 3 counties where the business works, including Ventura County, Los Angeles County and Santa Barbara County.

This profile is built from public state license records checked on September 29, 2026. Well Water Insider does not rate or endorse contractors. Own this business? Claim the profile to add photos, hours and a description.

License record

Verified against state records
License number
707975
License type
Well drilling and pump installation
Status
Active
Expires
June 30, 2027
Last verified
September 29, 2026

Check this license yourself on the official California lookup.

What the state record says

Holds an active California C-57 Well Drilling contractor license (CSLB license 707975, corporation, first issued 1995, current through 2027-06-30). The C-57 classification covers drilling, casing, cleaning, repairing and destroying water wells and installing and repairing well pumps. Also licensed as: D-21 machinery and pumps. Filed 57 well completion reports with the Department of Water Resources since 2016 (51 new wells, 31 of them domestic supply; 3 well destructions), most recently in April 2026, mostly in Ventura, Los Angeles and Santa Barbara counties.

Services

What the California record says Hansen-Welldo-Service Inc is licensed or registered to do.

Pump Installation

Setting a new submersible or jet pump with the pressure tank, switch and controls.

Pump Repair

Tracking down low pressure, short cycling or no water, then repairing or replacing parts of the pump system.

Well Abandonment

Sealing an unused well to state standards so it cannot carry surface water down into the aquifer.

Well Drilling

Drilling a new private well, setting the casing and grouting it the way state rules require.

Well Repair

Fixing casings, caps, pitless adapters and other parts of an existing well.

Service area

Based in Ventura County, California. The state record lists 3 counties.

Approximate location (Ventura County)Counties on the state record

  • Ventura County
  • Los Angeles County
  • Santa Barbara County

Well water in Ventura County

Useful context before you call a contractor here.

2%of households in Ventura County drink from a private well (est.)
190 to 540 feet; the median of 406 domestic wells reported to DWR since 2000 is 310 feettypical private well depth
Not requiredwater test when a home with a well is sold in California
Open the Ventura County well guide

Typical costs for these services

National ranges to help you read a quote. They are not prices from Hansen-Welldo-Service Inc; ask for a written estimate.

Submersible pump replacement$1,200 to $4,500parts and labor
Pressure tank replacement$400 to $1,200installed
New well drilled$5,500 to $25,000about $25 to $65 per foot
Shock chlorination$80 to $300or about $20 as a DIY job

Before you hire

  1. 1

    Confirm the license

    Look up license 707975 on the California state lookup and make sure it is active for the work you need. Open the California lookup.

  2. 2

    Get a written estimate

    Ask for the scope, parts, depth or pump size, permit fees and warranty in writing. Compare two or three quotes for big jobs.

  3. 3

    Ask about permits and the well log

    New wells and many repairs are reported to the state. Ask who files the paperwork and for a copy of the well log.

  4. 4

    Test the water after the work

    Any work on a well can disturb bacteria. Test for coliform bacteria once the job is done.

Questions about Hansen-Welldo-Service Inc

Is Hansen-Welldo-Service Inc licensed?

Yes. The California record shows license 707975 (well drilling and pump installation) with the status "active", last checked on September 29, 2026. You can confirm it on the state lookup.

What services does Hansen-Welldo-Service Inc offer?

The state record lists pump installation, pump repair, well abandonment, well drilling and well repair. Call to confirm they take on your type of job.

What areas does Hansen-Welldo-Service Inc serve?

The business is based in Ventura County (Oak View, CA). The state record lists 3 counties, including Ventura County, Los Angeles County and Santa Barbara County.

How do I contact Hansen-Welldo-Service Inc?

Call (805) 646-4802 and visit their website. The address on the state record is P O BOX 729, Oak View, CA 93022.

Other licensed contractors near Oak View