Licensed Septic Companies in Coconino County, AZ
13 septic companies serve Coconino County, Arizona, and 13 of them hold a Arizona septic license or certification matched to the Arizona Registrar of Contractors list (data as of October 2026).
Septic services in Coconino County
Guides: Septic system installation · Septic inspection · Septic repair · Drain field repair · Aerobic septic systems · Installation cost · Pumping cost
13 septic companies in Coconino County
Flagstaff 6
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928 Construction, LLC
3266 S Little Dr, Flagstaff, AZ 86005
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #361941 (Arizona Registrar of Contractors, verify)
Per state license: Installation
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AZ Alternative Septic Solutions LLC
5630 E. Railhead Ave, Flagstaff, AZ 86004
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #331579 (Arizona Registrar of Contractors, verify)
From their website: Inspection · Repair · Drain field · Aerobic systems Per state license: Installation
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Covenant Group Contracting LLC
PO Box 31209, Flagstaff, AZ 86003
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #231550 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
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Crazy Russian Construction Co
PO Box 85, Flagstaff, AZ 86002
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #200988 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
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Flash Excavating LLC
Po Box 31416, Flagstaff, AZ 86003
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #228761 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
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Grand Canyon Excavation LLC
305 N Kendrick St, Flagstaff, AZ 86001
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #334261 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
Williams 5
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Dirty Deeds Tractor & Services
2433 E Clear Point Way, Williams, AZ 86046
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #357791 (Arizona Registrar of Contractors, verify)
From their website: Installation · Inspection · Repair · Drain field · Perc testing
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Freedom Construction & Design, LLC
267 Ellen way Unit C, Williams, AZ 86046
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #354606 (Arizona Registrar of Contractors, verify)
Per state license: Installation
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Universal Mechanical Company LLC
593 Carol Dr, Williams, AZ 86046
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #225785 (Arizona Registrar of Contractors, verify)
Per state license: Installation
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Valle Dirt Works LLC
4531 eve Simmons lane n, Williams, AZ 86046
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #350597 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
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Watson Excavating LLC
405 N Locust St, Williams, AZ 86046
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #350409 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
Ash Fork 1
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S&D Excavations LLC
PO Box 294, Ash Fork, AZ 86320
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #348232 (Arizona Registrar of Contractors, verify)
Per state license: Installation
No phone on the state list
Parks 1
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Northern AZ Septic Specialists, LLC
Po Box 50177, Parks, AZ 86018
- Licensed: Arizona ROC Licensed Septic Tanks and Systems Contractor (CR-41) · #351907 (Arizona Registrar of Contractors, verify)
From their website: Installation
No listings match those filters.
Septic licensing in Arizona
Septic work in Arizona requires a contractor license in class CR-41; counties issue the permit for each system. The Arizona Registrar of Contractors issues these credentials: CR-41 Septic Tanks and Systems (dual) contractor license.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Coconino County and whether the permit fee is in their quote.
Arizona septic licensing: agencies, license types and how to check a license →
Septic companies in Coconino County: common questions
How many licensed septic companies are in Coconino County, AZ?
13 septic companies serve Coconino County, Arizona, and 13 of them hold a Arizona septic license or certification matched to the Arizona Registrar of Contractors 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 Arizona?
Septic work in Arizona requires a contractor license in class CR-41; counties issue the permit for each system. The licensing body is the Arizona Registrar of Contractors.
Which companies install septic systems in Coconino County?
13 listings in Coconino County install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Arizona license.
How do I check a septic contractor's license in Arizona?
Use the Arizona Registrar of Contractors's lookup (https://roc.az.gov/contractor-search) and search the contractor's name or license number. Our guide to checking a septic license walks through it.