GroundRosterLicensed Well and Septic Contractors: Monterey County, CA
23 licensed well and septic pros based in Monterey County. Every license number below is sourced from public licensing records, with a link to look it up yourself.
Grouped by the county of the address on each license record, which can be a mailing address, so it doesn't tell you where the business works. When the record names no county, we place it by ZIP code, then town.
Checked against California Contractors State License Board (CSLB). Roster copy last refreshed 2026-08-17.
Towns in Monterey County
All 9 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Monterey County records
Each class as the issuing agency prints it on the license record. A record that names more than one class counts once under each, so the rows can add up to more than 23.
| License class | Trade | Listings |
|---|---|---|
| Sanitation System Contractor (C-42) | Septic | 14 |
| Well Drilling Contractor (C-57) | Well | 9 |
Septic Contractors based in Monterey County (14)
Cypress Plumbing INCLicensed
Salinas Valley Septic ServicesLicensed
Schupay Kenneth JamesLicensed
M.j. ExcavationLicensed
Grimm Construction COLicensed
Abbott Construction & PlumbingLicensed
Siteworx INCLicensed
Jewell's Septic Construction
My Plumber INCLicensed
Marina Plumbing & HeatingLicensed
Rural Septic TechnologiesLicensed
Tom's Septic ConstructionLicensed
831 Pld Enterprises INCLicensed
Mr Rooter Plumbing Of Monterey
Water Well Contractors based in Monterey County (9)
Granite Drilling CompanyLicensed
Bbs Business Ventures LLCLicensed
Robinett Water Well Drilling And Pump ServiceLicensed
Salinas Pump CompanyLicensed
Rauber Paul C CompanyLicensed
Dougherty Pump & Drilling INCLicensed
Gregg Drilling & Testing INCLicensed
West Coast Tanks And Installation INCLicensed
Agee Electric INCLicensed
Own one of these businesses? Find your listing and claim it.
Looking for a specific contractor? Search by name, business name, or license number.
Services in Monterey County, with national cost ranges
Listings based in Monterey County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Monterey County | National cost |
|---|---|---|
| Septic Tank Pumping | 0 | $250 to $600 |
| Septic System Installation | 14 | $3,600 to $12,500 |
| Septic Inspection | 0 | $150 to $900 |
| Septic System Design | 0 | Varies by site |
| Perc Test and Soil Evaluation | 0 | $250 to $1,000 |
| Well Drilling | 9 | $5,500 to $35,000 |
| Well Pump Repair | 0 | $1,000 to $2,500 |
None of the listings based in Monterey County hold a license class we can match to septic tank pumping, septic inspection, septic system design, perc test and soil evaluation or well pump repair. Ask any contractor whether they do this work, or try a nearby city.
Hiring a well and septic professional in Monterey County
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
Do I need a permit for well or septic work in California?