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Mill Spring, North Carolina

Licensed Septic Companies in Mill Spring, NC

15 septic companies serve Mill Spring, North Carolina, and 15 of them hold a North Carolina septic license or certification matched to the NC Onsite Wastewater Contractors & Inspectors Certification Board list (data as of October 2026).

15 septic companies in Mill Spring

  • Absolute Property Management

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #11825 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 817-2033

  • Barber Landscaping LLC

    290 Henry Ruff Rd, Mill Spring, NC 28756 · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #15087 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    From their website: Installation

    (828) 817-3385 barberlandscaping.com

  • Better Than New LLC

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #14873 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 289-5081

  • Clarney Landscaping LLC

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #8098 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 817-3062

  • Eco Development Inc

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #2947 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 779-2244

  • J'S Septic And Installment

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #11138 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 779-8812

  • Jackson Remodeling

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #14848 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 748-6721

  • Owensby'S Backhoe & Pumping

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #2642 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 894-3636

  • Paul Ruff

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #3147 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 625-4812

  • Pro Pumping And Grading LLC

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #9795 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)
    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #9796 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 388-3821

  • Roy Shatto Grading & Logging

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #4329 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 329-5400

  • Shehan'S Grading

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #3244 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 894-8549

  • Swanson Project Management

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #14432 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 429-2254

  • Tripel A Sanitation Inc

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #14399 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 577-3121

  • Turners Grading & Septic Tank

    Mill Spring, NC · Polk County

    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #9012 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)
    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #9011 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)
    • Licensed: North Carolina Certified Onsite Wastewater (Septic) Installer (Level II) · #3148 (NC Onsite Wastewater Contractors & Inspectors Certification Board, verify)

    Per state license: Installation

    (828) 429-0291

Septic licensing in North Carolina

North Carolina certifies onsite wastewater installers by grade and certifies inspectors; the board publishes its certification list. The NC Onsite Wastewater Contractors & Inspectors Certification Board issues these credentials: Grade Level II installer; Grade Level IV installer; Point-of-sale inspector.

Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Mill Spring and whether the permit fee is in their quote.

North Carolina septic licensing: agencies, license types and how to check a license →

Septic companies in Mill Spring: common questions

How many licensed septic companies are in Mill Spring, NC?

15 septic companies serve Mill Spring, North Carolina, and 15 of them hold a North Carolina septic license or certification matched to the NC Onsite Wastewater Contractors & Inspectors Certification 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 North Carolina?

North Carolina certifies onsite wastewater installers by grade and certifies inspectors; the board publishes its certification list. The licensing body is the NC Onsite Wastewater Contractors & Inspectors Certification Board.

Which companies install septic systems in Mill Spring?

15 listings in Mill Spring install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their North Carolina license.

How do I check a septic contractor's license in North Carolina?

Use the NC Onsite Wastewater Contractors & Inspectors Certification Board's lookup (https://ncowcicb.info/certification-list/) and search the contractor's name or license number. Our guide to checking a septic license walks through it.