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Licensed Well and Septic Contractors: Placer County, CA

28 licensed well and septic pros based in Placer 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.

Need well or septic work quotes in Placer County? Request free quotes and we'll pass it to licensed well and septic pros who serve the area.

Towns in Placer County

All 10 towns named on the license records based here, with the number of listings in each, most first.

License classes on the Placer 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 28.

License classTradeListings
Sanitation System Contractor (C-42)Septic17
Well Drilling Contractor (C-57)Well11

Septic Contractors based in Placer County (17)

530 Pipe Flow

Septic System Installation
Based in Auburn, CA · License #1127952

Chancellor Dan Backhoe ServiceLicensed

Septic System Installation
Based in Foresthill, CA · License #395901

Lw Contracting INCLicensed

Septic System Installation
Based in Rocklin, CA · License #1144244

Robs Sanitation SystemsLicensed

Septic System Installation
Based in Roseville, CA · License #972468

Martin K P INCLicensed

Septic System Installation
Based in Auburn, CA · License #875144

Tri-county Pump

Septic System Installation
Based in Auburn, CA · License #545235

Affordable Septic Installation INCLicensed

Septic System Installation
Based in Auburn, CA · License #1157025

Drone EarthworksLicensed

Septic System Installation
Based in Foresthill, CA · License #1110009

Harmony Home Improvements INCLicensed

Septic System Installation
Based in Roseville, CA · License #816135

Lamassu Utility Services INCLicensed

Septic System Installation
Based in Loomis, CA · License #1017757

Schultz Robert COLicensed

Septic System Installation
Based in Auburn, CA · License #700929

Alpine Earth MovingLicensed

Septic System Installation
Based in Auburn, CA · License #883181

Grimes Excavation INCLicensed

Septic System Installation
Based in Tahoe City, CA · License #668041

Superior PlumbingLicensed

Septic System Installation
Based in Rocklin, CA · License #771809

Davidson EarthworksLicensed

Septic System Installation
Based in Applegate, CA · License #1046452

Sierra Septic Service & Supply COLicensed

Septic System Installation
Based in Newcastle, CA · License #417533

J R Pierce Plumbing COLicensed

Septic System Installation
Based in Rocklin, CA · License #223657

Water Well Contractors based in Placer County (11)

Tanko Gary C Well Drilling INCLicensed

Well Drilling
Based in Auburn, CA · License #282051

West Slope Water Works INCLicensed

Well Drilling
Based in Auburn, CA · License #985327

Viking Drillers INCLicensed

Well Drilling
Based in Granite Bay, CA · License #476668

Isotech Environmental CorporationLicensed

Well Drilling
Based in Granite Bay, CA · License #799951

Terrier Pump And Water QualityLicensed

Well Drilling
Based in Lincoln, CA · License #1123663

Diamond Well Drilling Company INCLicensed

Well Drilling
Based in Auburn, CA · License #970862

Advanced Geotechniques INCLicensed

Well Drilling
Based in Rocklin, CA · License #956847

American Well Drilling And Pump ServiceLicensed

Well Drilling
Based in Newcastle, CA · License #730013

Hanlon Drilling INCLicensed

Well Drilling
Based in Granite Bay, CA · License #1115004

WildlandsLicensed

Well Drilling
Based in Rocklin, CA · License #1157758

V-power Equipment INC

Well Drilling
Based in Granite Bay, CA · License #1068426

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 Placer County, with national cost ranges

Listings based in Placer County whose license class covers each service. Cost ranges are national; each links its cost guide.

ServiceBased in Placer CountyNational cost
Septic Tank Pumping0$250 to $600
Septic System Installation17$3,600 to $12,500
Septic Inspection0$150 to $900
Septic System Design0Varies by site
Perc Test and Soil Evaluation0$250 to $1,000
Well Drilling11$5,500 to $35,000
Well Pump Repair0$1,000 to $2,500

None of the listings based in Placer 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 Placer 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?

Neighboring counties