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California

Licensed Septic Companies in California

The Septic Guide lists 1,006 septic companies and licensed septic professionals in California; 938 are matched to the California Contractors State License Board license or certification lists (data as of October 2026).

1,006listed in California
938matched to a state license or certification
1,005with a phone number
47county and town pages

Septic companies by county

Septic companies by city

Licensed company profiles in California

Septic services in California

Counts of California listings by service, from each business's own website or the type of state license it holds.

  • 142 septic tank pumping · guide
  • 960 septic system installation · guide
  • 174 septic inspection · guide
  • 98 septic repair · guide
  • 83 drain field repair · guide
  • 16 aerobic septic systems · guide
  • 36 risers and lids
  • 24 perc testing and site evaluation
  • 60 grease trap pumping

Who licenses septic work in California?

California has no license named for septic work; septic systems fall under the C-42 Sanitation System classification. Counties issue system permits.

Credentials: C-42 Sanitation System contractor license.

Agency: Contractors State License Board (CSLB).

Licenses shown in this directory come from: California Contractors State License Board (1,031).

California septic licensing guide →

Other California listings

Septic companies and licensed professionals in areas without their own page yet. Listings in the counties and towns above are on those pages.

Carson City 1

  • Armac Excavating & Paving LLC

    P O Box 4616, Carson City, CA 89702

    • Licensed: California Licensed Contractor (C12, C34, C42) · #1074871 (California Contractors State License Board, verify)

    Per state license: Installation

    (755) 443-7805

Chiloquin 1

  • Sass Plumbing Company S P C

    P O Box 652, Chiloquin, CA 97624

    • Licensed: California Licensed Contractor (C36, C42) · #818827 (California Contractors State License Board, verify)

    Per state license: Installation

    (951) 544-3818

Cincinnati 1

  • Champion Cleaning Specialists Inc

    8391 Blue Ash Rd, Cincinnati, CA 45236

    • Licensed: California Licensed Contractor (C42) · #1105799 (California Contractors State License Board, verify)

    Per state license: Installation

    (513) 871-2333

Del Norte County 1

  • Borges Septic

    P O Box 934, Smith River, CA 95567

    • Licensed: California Licensed Contractor (C42) · #1026657 (California Contractors State License Board, verify)

    Per state license: Installation

    (707) 954-5038

Glenn County 2

  • Bogart D R

    P O Box 1036, Orland, CA 95963

    • Licensed: California Licensed Contractor (A, C12, C42) · #336335 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 624-8755

  • Crook Ryan Septic Service

    23640 Malton Switch Road, Orland, CA 95963

    • Licensed: California Licensed Contractor (C42) · #1102481 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 228-1062

Honolulu 1

  • Flush Right Drain Cleaning

    120 Milo Ln, Honolulu, CA 96813

    • Licensed: California Licensed Contractor (C12, C42) · #1063633 (California Contractors State License Board, verify)

    Per state license: Installation

    (626) 347-3993

Humboldt County 4

  • Moxon Construction

    182 Pacific Lumber Camp Rd, Eureka, CA 95503

    • Licensed: California Licensed Contractor (A, B, C42) · #1091123 (California Contractors State License Board, verify)

    Per state license: Installation

    (707) 496-4414

  • Niekrasz Plumbing Inc

    2228 Chaney Lane, Eureka, CA 95503

    • Licensed: California Licensed Contractor (C-4, C34, C36, C42) · #292370 (California Contractors State License Board, verify)

    Per state license: Installation

    (707) 442-7181

  • Steve's Septic Service

    1810 Murray Rd, McKinleyville, CA 95519

    • Licensed: California Licensed Contractor (A, C42) · #1022884 (California Contractors State License Board, verify)

    From their website: Pumping · Installation · Inspection

    (707) 839-2270 stevesseptic.com

  • Wyckoff's Plumbing

    2065 Main Street, Fortuna, CA 95540

    • Licensed: California Licensed Contractor (C34, C36, C42) · #199427 (California Contractors State License Board, verify)

    From their website: Pumping Per state license: Installation

    (707) 725-4475 wyckoffsplumbing.com

Inyo County 2

  • Hickman Art

    P O Box 870, Lone Pine, CA 93545

    • Licensed: California Licensed Contractor (A) · #606549 (California Contractors State License Board, verify)
    • Licensed: California Licensed Contractor (A, B, C34, C36, C42) · #614485 (California Contractors State License Board, verify)
    • Licensed: California Licensed Contractor (B, C34, C36, C42) · #250585 (California Contractors State License Board, verify)

    Per state license: Installation

    (760) 937-4233

  • Ul Builders Inc

    180 N Main St Ste A, Big Pine, CA 93513

    • Licensed: California Licensed Contractor (C36, C42) · #1159759 (California Contractors State License Board, verify)

    Per state license: Installation

    (760) 874-8105

Kings County 2

  • Jones Sanitation

    7069 22Nd Ave, Lemoore, CA 93245

    • Licensed: California Licensed Contractor (C42) · #1076706 (California Contractors State License Board, verify)

    Per state license: Installation

    (559) 259-4061

  • Patee Backhoe

    913 East Elm Street, Hanford, CA 93230

    • Licensed: California Licensed Contractor (C42) · #893029 (California Contractors State License Board, verify)

    Per state license: Installation

    (559) 816-3550

Lake County 4

  • Benjamin Franklin Plumbing

    P O Box 1476, Lakeport, CA 95453

    • Licensed: California Licensed Contractor (B, C36, C42) · #727468 (California Contractors State License Board, verify)

    From their website: Pumping · Installation · Inspection · Repair · Drain field

    (707) 263-1629 benjaminfranklinplumbingmendolake.com

  • Goss John Backhoe

    P O Box 263, Kelseyville, CA 95451

    • Licensed: California Licensed Contractor (C42) · #292178 (California Contractors State License Board, verify)

    Per state license: Installation

    (707) 349-1712

  • R H Sewer And Septic

    Po Box 241, Lakeport, CA 95453

    • Licensed: California Licensed Contractor (C42) · #1019898 (California Contractors State License Board, verify)

    Per state license: Installation

    (831) 278-2816

  • Roto Rooter Of Lake County

    Po Box 1340, Kelseyville, CA 95451

    • Licensed: California Licensed Contractor (C36, C42) · #432915 (California Contractors State License Board, verify)

    Per state license: Installation

    (707) 349-4982

Las Vegas 1

  • Tga Builders Inc

    1857 Citation Circle, Las Vegas, CA 89123

    • Licensed: California Licensed Contractor (B, C27, C42) · #1126206 (California Contractors State License Board, verify)

    Per state license: Installation

    (702) 755-3316

Mariposa County 2

Merced County 2

  • Aggressive Work Inc

    P O Box 1888, Winton, CA 95388

    • Licensed: California Licensed Contractor (B, C-8, C42) · #1071351 (California Contractors State License Board, verify)

    Per state license: Installation

    (209) 996-7820

  • Hartwig Construction

    P O Box 470, Livingston, CA 59047

    • Licensed: California Licensed Contractor (B, C12, C42) · #393649 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 836-0393

Modoc County 2

  • A & M Pump & Plumbing

    39266 Hway 299E, Alturas, CA 96101

    • Licensed: California Licensed Contractor (C12, C36, C42, C47, D21, D34) · #256441 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 233-2773

  • Heard Plumbing Inc

    208 East 12Th Street, Alturas, CA 96101

    • Licensed: California Licensed Contractor (C12, C34, C36, C42, C57, D21) · #493927 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 233-5181

Phoenix 3

  • Brimhall George H

    9445 N Metro Parkway East, Phoenix, CA 85051

    • Licensed: California Licensed Contractor (B, C27, C42) · #281376 (California Contractors State License Board, verify)

    Per state license: Installation

    (602) 997-7575

  • Torrent Resources Ca Incorporated

    1509 East Elwood Street, Phoenix, CA 85040

    • Licensed: California Licensed Contractor (A, C42, C57) · #886759 (California Contractors State License Board, verify)

    Per state license: Installation

    (602) 268-0785

  • Torrent Resources Incorporated

    1509 E Elwood Street, Phoenix, CA 85040

    • Licensed: California Licensed Contractor (A, C42) · #528080 (California Contractors State License Board, verify)

    Per state license: Installation

    (909) 441-6790

Plumas County 2

  • Midnight Sun Septic Plus

    P O Box 141, Clio, CA 96106

    • Licensed: California Licensed Contractor (C42) · #1129056 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 927-8718

  • Plumas Sanitation, Inc

    73762 Industrial Way, Portola, CA 96122

    • Licensed: California Licensed Contractor (C42) · #958997 (California Contractors State License Board, verify)

    From their website: Pumping Per state license: Installation

    (530) 832-0370 plumassanitation.com

Reno 2

  • Jensen Precast

    9895 Double R Blvd, Reno, CA 89521

    • Licensed: California Licensed Contractor (A, B, C-7, C-8, C42) · #830643 (California Contractors State License Board, verify)

    Per state license: Installation

    (775) 352-2700

  • Savage & Son Inc

    P O Box 11800, Reno, CA 89510

    • Licensed: California Licensed Contractor (C-4, C20, C36, C38, C42) · #37844 (California Contractors State License Board, verify)

    Per state license: Installation

    (775) 828-4193

San Benito County 4

  • Ceballos Jesse Septic Construction

    Po Box 2153, Hollister, CA 95024

    • Licensed: California Licensed Contractor (C42) · #1081242 (California Contractors State License Board, verify)

    Per state license: Installation

    (831) 801-4246

  • Pacific Sewer & Drain Inc

    4012 Sothside Rd, Hollister, CA 95023

    • Licensed: California Licensed Contractor (C42) · #1083236 (California Contractors State License Board, verify)

    Per state license: Installation

    (831) 383-8499

  • Sabbatini Plumbing Inc

    73 South Street, Hollister, CA 95023

    • Licensed: California Licensed Contractor (B, C36, C42, D64) · #630197 (California Contractors State License Board, verify)

    Per state license: Installation

    (831) 637-8826

  • T R Plumbing And Construction

    3000 Coppa Court, Hollister, CA 95023

    • Licensed: California Licensed Contractor (B, C34, C36, C42, C43) · #699612 (California Contractors State License Board, verify)

    Per state license: Installation

    (831) 750-5027

Siskiyou County 4

  • Boncella Excavation

    208 Clark Way, Yreka, CA 96097

    • Licensed: California Licensed Contractor (A, C12, C34, C42) · #613727 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 842-1946 boncellaexcavating.com

  • Fletcher Earthwork

    809 Carmen Dr Unit A, Mount Shasta, CA 96067

    • Licensed: California Licensed Contractor (C12, C42) · #1038161 (California Contractors State License Board, verify)

    Per state license: Installation

    (925) 323-9721

  • Lovelace'S Plumbing

    1537 Lucas Rd, Yreka, CA 96097

    • Licensed: California Licensed Contractor (C36, C42) · #615753 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 842-3023

  • Pelletier Gerard Backhoe & Excavation Inc

    P O Box 864, Mt Shasta, CA 96067

    • Licensed: California Licensed Contractor (C12, C42) · #854301 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 926-2759

Smith 1

  • Sierra Nevada Excavation Inc

    P O Box 231, Smith, CA 89430

    • Licensed: California Licensed Contractor (C12, C34, C42) · #914130 (California Contractors State License Board, verify)

    Per state license: Installation

    (775) 465-9553

Stateline 1

  • Gregg Underground Excavating Inc

    P O Box 4585, Stateline, CA 89449

    • Licensed: California Licensed Contractor (C12, C21, C42) · #528993 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 721-1901

Stephenville 1

  • Community Construction

    4020 County Road 456, Stephenville, CA 76401

    • Licensed: California Licensed Contractor (B, C12, C34, C42) · #658031 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 624-4454

Sutter County 2

  • Dottco Homes And Development

    1147 Gray Ave, Yuba City, CA 95991

    • Licensed: California Licensed Contractor (B, C29, C36, C42) · #921395 (California Contractors State License Board, verify)

    Per state license: Installation

    (916) 203-5544 dottcohomes.com

  • Macon'S Plumbing

    P O Box 437, Sutter, CA 95582

    • Licensed: California Licensed Contractor (C36, C42) · #910989 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 870-1611

Tehama County 1

  • Corning Rentals

    721 Solano Street, Corning, CA 96021

    • Licensed: California Licensed Contractor (B, C12, C21, C34, C42) · #268683 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 624-5756

Trinity County 1

Tuolumne County 2

  • Cano Rene

    21998 Columbia Crest Drive, Sonora, CA 95370

    • Licensed: California Licensed Contractor (C12, C42) · #1089015 (California Contractors State License Board, verify)

    Per state license: Installation

    (209) 206-6609

  • Graham David Ent

    28910 Robinhood Ct, Cold Springs, CA 95335

    • Licensed: California Licensed Contractor (A, C12, C21, C42) · #584684 (California Contractors State License Board, verify)

    Per state license: Installation

    (209) 965-3249

Yuba County 4

  • Bam Septic Solutions

    5917 Marysville Road, Browns Valley, CA 95918

    • Licensed: California Licensed Contractor (C42) · #1161853 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 599-0993

  • Frank M Booth Inc

    222 Third Street, Marysville, CA 95901

    • Licensed: California Licensed Contractor (A, B, C-4, C10, C16, C20, C23, C36, C38, C42, C43, HAZ) · #142219 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 742-7134

  • Thrifty Rooter Sewer & Drain

    P O Box 45, Yuba City, CA 95901

    • Licensed: California Licensed Contractor (C42) · #906041 (California Contractors State License Board, verify)

    From their website: Pumping · Inspection · Risers & lids · Grease traps Per state license: Installation

    (530) 673-8201 thriftyrooter.net

  • White James B Construction Incorporated

    12625 Lilac Way, Marysville, CA 95901

    • Licensed: California Licensed Contractor (B, C42) · #645208 (California Contractors State License Board, verify)

    Per state license: Installation

    (530) 742-1981

Septic companies in California: common questions

How many licensed septic companies are in California?

The Septic Guide lists 1,006 septic companies and licensed septic professionals in California; 938 are matched to the California Contractors State License Board license or certification lists (data as of October 2026). 1,005 have a phone number listed; the others appear on the state list without one.

Do septic contractors need a license in California?

Yes. California has no license named for septic work; septic systems fall under the C-42 Sanitation System classification. Counties issue system permits.

How do I check a septic license in California?

Search the contractor on the Contractors State License Board (CSLB)'s lookup (https://www.cslb.ca.gov/onlineservices/checklicenseII/checklicense.aspx). Every license badge in this directory links to the agency's own lookup.