Licensed Septic Companies in Madera County, CA
13 septic companies serve Madera County, California, and 12 of them hold a California septic license or certification matched to the California Contractors State License Board list (data as of October 2026).
Septic services in Madera County
Guides: Septic tank pumping · Septic system installation · Septic inspection · Septic repair · Drain field repair · Aerobic septic systems · Installation cost · Pumping cost
13 septic companies in Madera County
Madera 4
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Bass & Sons
2801 Airport Dr Ste 102, Madera, CA 93637
- Licensed: California Licensed Contractor (B, C42) · #639685 (California Contractors State License Board, verify)
- Licensed: California Licensed Contractor (B, C42) · #884137 (California Contractors State License Board, verify)
From their website: Repair · Drain field Per state license: Installation
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Hefner'S Inc
26419 Ave 18 1/2, Madera, CA 93638
- Licensed: California Licensed Contractor (A, C42, C57) · #1029822 (California Contractors State License Board, verify)
Per state license: Installation
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Oasis F G Drilling
25125 Avenue 21, Madera, CA 93638
- Licensed: California Licensed Contractor (C42, C57, D21, D56) · #1050808 (California Contractors State License Board, verify)
Per state license: Installation
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Hefner's Backhoe & Septic Services
18200 Rd 23, Madera, CA 93637
From their website: Pumping · Installation · Repair · Drain field
Coarsegold 3
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Egan Tractor Service
P O Box 1505, Coarsegold, CA 93614
- Licensed: California Licensed Contractor (C12, C42) · #823847 (California Contractors State License Board, verify)
Per state license: Installation
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Goodell Tractor & Septic
P O Box 1496, Coarsegold, CA 93614
- Licensed: California Licensed Contractor (C42) · #828048 (California Contractors State License Board, verify)
From their website: Pumping · Installation · Inspection · Repair · Drain field · Risers & lids
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Zinich Backhoe Service
31965 Road 400, Coarsegold, CA 93614
- Licensed: California Licensed Contractor (C42) · #660704 (California Contractors State License Board, verify)
Per state license: Installation
Oakhurst 3
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Bio-Tech (Biological Technology Inc)
40455 Hwy 41, Oakhurst, CA 93644
- Licensed: California Licensed Contractor (A, C34, C42, C57) · #477941 (California Contractors State License Board, verify)
From their website: Pumping · Installation · Drain field · Aerobic systems
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Johnson Scott Backhoe Service
48261 Rd 620, Oakhurst, CA 93644
- Licensed: California Licensed Contractor (C42) · #796454 (California Contractors State License Board, verify)
Per state license: Installation
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Reed John General Contractor
P O Box 338, Oakhurst, CA 93644
- Licensed: California Licensed Contractor (B, C12, C34, C42) · #337985 (California Contractors State License Board, verify)
Per state license: Installation
Chowchilla 1
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Black'S Irrigation Systems Inc
P O Box 357, Chowchilla, CA 93610
- Licensed: California Licensed Contractor (C42) · #662410 (California Contractors State License Board, verify)
Per state license: Installation
North Fork 1
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Rohrbaugh Mark L Backhoe Service
31967 Ellis Way, North Fork, CA 93643
- Licensed: California Licensed Contractor (C42) · #572534 (California Contractors State License Board, verify)
Per state license: Installation
Wishon 1
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Williford Donald A Of California
34351 Sunridge Drive, Wishon, CA 93669
- Licensed: California Licensed Contractor (A, C42, C57) · #704621 (California Contractors State License Board, verify)
Per state license: Installation
No listings match those filters.
Septic licensing in California
California has no license named for septic work; septic systems fall under the C-42 Sanitation System classification. Counties issue system permits. The Contractors State License Board (CSLB) issues these credentials: C-42 Sanitation System contractor license.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Madera County and whether the permit fee is in their quote.
California septic licensing: agencies, license types and how to check a license →
Septic companies in Madera County: common questions
How many licensed septic companies are in Madera County, CA?
13 septic companies serve Madera County, California, and 12 of them hold a California septic license or certification matched to the California Contractors State License Board list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.
Who licenses septic contractors in California?
California has no license named for septic work; septic systems fall under the C-42 Sanitation System classification. Counties issue system permits. The licensing body is the Contractors State License Board (CSLB).
Which companies pump septic tanks in Madera County?
3 of the 13 listings in Madera County offer septic tank pumping, either on their own website or under a state pumper license. Use the service filter above to show only those companies.
Which companies install septic systems in Madera County?
13 listings in Madera County install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their California license.
How do I check a septic contractor's license in California?
Use the Contractors State License Board (CSLB)'s lookup (https://www.cslb.ca.gov/onlineservices/checklicenseII/checklicense.aspx) and search the contractor's name or license number. Our guide to checking a septic license walks through it.