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Little Compton, Rhode Island

Licensed Septic Companies in Little Compton, RI

12 septic companies serve Little Compton, Rhode Island, and 12 of them hold a Rhode Island septic license or certification matched to the Rhode Island Department of Environmental Management list (data as of October 2026).

12 septic companies in Little Compton

  • Adolf F Haffenreffer

    P.O.Box 472, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0940 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 635-2771

  • Arkins Construction

    PO Box 136, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1543 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 635-2329 arkinscorp.com

  • Christopher S Wilkie

    211 Long Highway, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1635 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 635-4341

  • Jesse Helger

    31 Willow Ave., Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1857 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (774) 292-9691

  • Jon C. Ibbotson Exc., Inc.

    150 Long Highway, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0567 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 640-4852

  • Kevin M Wilkie

    213 Long Highway, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1636 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 924-4453

  • Po Box 532

    86 Burchard Ave., Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1716 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 639-9027

  • Rego Earthworks, INC.

    16 K Mullin Hill Rd, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1867 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 835-4957 regoearthworksinc.com

  • Rich McGee & Son Excavating

    290 K West Main Road, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1621 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 635-1689

  • Richard R Chartier

    9 High Meadow Road, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1650 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 635-8600

  • Sisson Bros Landscape and Excavation

    271 Long Highway, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1975 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 330-8893

  • South Shore Septic

    142Y Colebrook Road, Little Compton, RI 02837 · Newport County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1883 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 644-3061

Septic licensing in Rhode Island

Rhode Island licenses septic (OWTS) installers for three-year terms after an exam. The Rhode Island DEM, OWTS program issues these credentials: OWTS installer license (3-year, exam).

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

Rhode Island septic licensing: agencies, license types and how to check a license →

Septic companies in Little Compton: common questions

How many licensed septic companies are in Little Compton, RI?

12 septic companies serve Little Compton, Rhode Island, and 12 of them hold a Rhode Island septic license or certification matched to the Rhode Island Department of Environmental Management 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 Rhode Island?

Rhode Island licenses septic (OWTS) installers for three-year terms after an exam. The licensing body is the Rhode Island DEM, OWTS program.

Which companies install septic systems in Little Compton?

12 listings in Little Compton install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Rhode Island license.

How do I check a septic contractor's license in Rhode Island?

Use the Rhode Island DEM, OWTS program's lookup (https://dem.ri.gov/environmental-protection-bureau/water-resources/professional-licensing/owts-professional-licensing) and search the contractor's name or license number. Our guide to checking a septic license walks through it.