Licensed Septic Companies in Hayward, CA
12 septic companies serve Hayward, 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 Hayward
Guides: Septic tank pumping · Septic system installation · Septic inspection · Septic repair · Drain field repair · Installation cost · Pumping cost
12 septic companies in Hayward
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A-1 Septic Tank Service Inc
1111 Industrial Pkwy W, Hayward, CA 94544 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #438710 (California Contractors State License Board, verify)
From their website: Pumping · Installation · Inspection · Repair · Drain field · Risers & lids · Perc testing · Grease traps
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Ace Sewer Lateral Contractor
550 Berry Ave Ste#18, Hayward, CA 95544 · Alameda County
- Licensed: California Licensed Contractor (C42) · #994389 (California Contractors State License Board, verify)
Per state license: Installation
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Aqua Stat Plumbing Inc
1843 Egret Lane, Hayward, CA 94545 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1042922 (California Contractors State License Board, verify)
Per state license: Installation
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Carrillo J Plumbing And Drains
393 Nassau Lane, Hayward, CA 94544 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #938525 (California Contractors State License Board, verify)
Per state license: Installation
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Chico Trenchless Co
462 C Street, Hayward, CA 94541 · Alameda County
- Licensed: California Licensed Contractor (C42) · #817696 (California Contractors State License Board, verify)
Per state license: Installation
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Excalibur Rooter and Plumbing Inc
515 Willow Ave, Hayward, CA 94541 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1072119 (California Contractors State License Board, verify)
From their website: Inspection Per state license: Installation
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Monarch Plumbing and Rooter Inc
P O Box 55664, Hayward, CA 94545 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1014475 (California Contractors State License Board, verify)
From their website: Pumping · Installation · Inspection · Repair · Grease traps
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Mr. Rooter Plumbing of Hayward
26388 Chapman Ct, Hayward, CA 94545 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1083284 (California Contractors State License Board, verify)
From their website: Inspection Per state license: Installation
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Pipe Rooter
21565 Banyan St Apt 4, Hayward, CA 94541 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1106051 (California Contractors State License Board, verify)
Per state license: Installation
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PJ Plumbing INC
10415 Byron Ave, Hayward, CA 94603 · Alameda County
- Licensed: California Licensed Contractor (A, B, C-8, C36, C42) · #992574 (California Contractors State License Board, verify)
From their website: Inspection Per state license: Installation
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Plumbing Guy & Trenchless
769 W A St, Hayward, CA 94541 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1101986 (California Contractors State License Board, verify)
Per state license: Installation
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Plumbing Prodigy
Po Box 4053, Hayward, CA 94540 · Alameda County
- Licensed: California Licensed Contractor (C36, C42) · #1108004 (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 Hayward and whether the permit fee is in their quote.
California septic licensing: agencies, license types and how to check a license →
Septic companies in Hayward: common questions
How many licensed septic companies are in Hayward, CA?
12 septic companies serve Hayward, 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 Hayward?
2 of the 12 listings in Hayward 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 Hayward?
12 listings in Hayward 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.