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Well pump repair and water testing in Sebastopol, CA

13 licensed well businesses work within 30 miles of Sebastopol, 2 of them based in town. Every one holds a California water well or pump installer license.

13 licensed businesses within 30 miles
13 with a pump installer license

Licensed well pump pros near Sebastopol

Are you a well pump business near Sebastopol? One sponsor per county, clearly labelled. Sponsor this county

Fisch Bros Drilling

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #399226 ★ 4.3 (6 reviews) Well Pump RepairPump InstallationWater Well Drilling

5001 Gravenstein Hwy N, Sebastopol, CA 95472 · 2 mi from Sebastopol

Call (707) 823-3891 Details Website
Verified Oct 2026 · Unclaimed listing

Weeks Drilling and Pump Co

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #177681 ★ 4.3 (44 reviews) Well Pump RepairPump InstallationWater Well Drilling

6100 CA-12, Sebastopol, CA 95472 · 2 mi from Sebastopol

Call (707) 823-3184 Details Website
Verified Oct 2026 · Unclaimed listing

Clear Heart Drilling INC

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #780357 Well Pump RepairPump InstallationWater Well Drilling

483 W College Ave, Santa Rosa, CA 95401 · 6 mi from Sebastopol

Call (707) 484-1506 Details Website
Verified Oct 2026 · Unclaimed listing

Razo Drilling and Pump INC

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #1122070 ★ 5 (15 reviews) Well Pump RepairPump InstallationWater Well Drilling

2579 Rain Dance Way, Santa Rosa, CA 95407 · 6 mi from Sebastopol

Call (707) 280-4958 Details Website
Verified Oct 2026 · Unclaimed listing

Petersen Les Drilling & Pump INC

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #261084 ★ 4 (8 reviews) Well Pump RepairWell Water TestingPump InstallationWater Well Drilling

5434 Old Redwood, State Rte, Santa Rosa, CA 95403 · 7 mi from Sebastopol

Call (707) 545-0246 Details Website
Verified Oct 2026 · Unclaimed listing

Pumpman Norcal

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #1033562 ★ 4.1 (9 reviews) Well Pump RepairPump InstallationWater Well Drilling

4000 S Moorland Ave, Santa Rosa, CA 95407 · 8 mi from Sebastopol

Call (707) 584-9191 Details Website
Verified Oct 2026 · Unclaimed listing

Koenig Drilling

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #1038648 2 licensed people Well Pump RepairPump InstallationWater Well Drilling

102 Veronda Ave, Cotati, CA 94931 · 11 mi from Sebastopol

Call (707) 888-9617 Details Website
Verified Oct 2026 · Unclaimed listing

Oasis Pump & Drilling

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #242168 ★ 2.7 (18 reviews) Well Pump RepairWell Water TestingPump InstallationWater Well Drilling

424 Payran St A, Petaluma, CA 94952 · 18 mi from Sebastopol

Call (707) 762-4028 Details Website
Verified Oct 2026 · Unclaimed listing

MC Lean & Williams INC

90/100
✓ CA Licensed C-57 Well Drilling Contractor on record #396352 ★ 4.8 (33 reviews) Well Pump RepairPump InstallationWater Well Drilling

878 El Centro Ave, Napa, CA 94558 · 30 mi from Sebastopol

Call (707) 255-6450 Details Website
Verified Oct 2026 · Unclaimed listing

On California's license list in Sebastopol

Everyone the state list places in Sebastopol, as published. Some are licensed people rather than companies.

TownName on the listLicense classesLicenseExpiresPhone
Sebastopol Fisch Bros Drilling C-57 Well Drilling Contractor 399226 Feb 2027 (707) 823-3891
Weeks Drilling and Pump Co C-57 Well Drilling Contractor 177681 Sep 2028 (707) 823-3184

Test your well water every year

The EPA says to test a private well every year for bacteria and nitrates, and no agency does it for you. Tell us when your water was last tested in Sebastopol and we'll text you a month before the next test is due, with labs and state-listed well pros near you.

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Well questions in Sebastopol

Where are the licensed well businesses listed for Sebastopol based?

13 licensed well businesses are listed within 30 miles of Sebastopol. 2 are based in Sebastopol itself, 7 more within 15 miles and 4 further out, up to 30 miles away. Other towns with more than one listing: Santa Rosa (6) and Petaluma (2). The closest is Fisch Bros Drilling, 2 miles from Sebastopol.

Who can repair a well pump in Sebastopol?

13 businesses within 30 miles of Sebastopol hold a pump installer license class on a state list. The Contractors State License Board (California) list, read October 10, 2026, places 2 entries in Sebastopol itself, shown in the table on this page.

Which well businesses near Sebastopol test well water?

3 of the 13 businesses within 30 miles of Sebastopol list water testing among their services.

How many of the well businesses near Sebastopol have Google reviews?

10 of the 13 listed for Sebastopol have 3 or more Google reviews. Weeks Drilling and Pump Co has the most reviews, 44, with an average of 4.3 stars, as Google showed them at our last check.

Testing: well water test fees · what to test your well for

License list: Contractors State License Board (California), read October 10, 2026.

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