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Charlestown, Rhode Island

Licensed Septic Companies in Charlestown, RI

21 septic companies serve Charlestown, Rhode Island, and 20 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).

Septic services in Charlestown

Guides: Septic tank pumping · Septic system installation · Septic inspection · Septic repair · Installation cost · Pumping cost

21 septic companies in Charlestown

  • All-Ready Septic Pumping

    1196 Shannock Rd, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0488 (Rhode Island Department of Environmental Management, verify)

    From their website: Pumping · Repair · Grease traps Per state license: Installation

    (401) 783-0790 allreadyseptic.com

  • Arthur J Frattini

    P.O. Box 90, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0787 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (203) 733-4000

  • Brian K Ennis

    73 Old Coach Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1695 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 218-5328

  • C and V Excavation LLC

    26 Hawks bill Way, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1609 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 473-6203

  • Charles N Botka Jr.

    158 C.Boka Drive, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1245 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 741-8199

  • Daniel P Joubert Jr.

    9 Wall St, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1791 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 363-5353

  • Glenn R Goguen

    PO Box 811, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1482 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 226-3628

  • James C Tafta

    1189 Warden Pond Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1437 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 486-5727

  • James M Dzwil

    107 Arnolda Round Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1461 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 481-2490

  • JNJ Construction & Excavation LLC

    135 Biscuit City Rd, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0552 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 603-6253

  • Mark N Ready

    1196 Shannock Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1721 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 265-7199

  • Mathew J Dowling

    PO Box 791, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1805 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 309-3893

  • McQuaide & Sons Construction

    351 Ross Hill Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1926 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 226-3098

  • McQuaide M.A.D.E. LLC

    PO Box 755, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1953 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 741-4639

  • Rick Ringler Backhoe Services

    133 Old Mill Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0606 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 364-2005

  • Sacco Enterprises Inc

    Westerly, Charlestown, RI 02891 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1968 (Rhode Island Department of Environmental Management, verify)
    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1456 (Rhode Island Department of Environmental Management, verify)
    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0062 (Rhode Island Department of Environmental Management, verify)
    • +1 more credential

    From their website: Installation · Repair

    (401) 322-0368 saccoenterprises.com

  • Septic Preservation RI, Inc.

    319 A West Beach Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1694 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 525-6372

  • Stasiunas Construction, Inc.

    3880 Old Post Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1357 (Rhode Island Department of Environmental Management, verify)
    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0830 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 364-0300 stasiunas.com

  • Town of Charlestown

    4540 S. County Trail, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0593 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 364-1230

  • Wood River Industries

    803 Kingsfactory Road, Charlestown, RI 02813 · Washington County

    • Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0672 (Rhode Island Department of Environmental Management, verify)

    Per state license: Installation

    (401) 742-3195

  • Westerly Sanitation

    4909 Old Post Rd, Charlestown, RI 02813 · Washington County

    From their website: Pumping · Installation · Inspection · Repair · Grease traps

    (401) 596-7554 westsan.com

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 Charlestown 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 Charlestown: common questions

How many licensed septic companies are in Charlestown, RI?

21 septic companies serve Charlestown, Rhode Island, and 20 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 pump septic tanks in Charlestown?

2 of the 21 listings in Charlestown 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 Charlestown?

21 listings in Charlestown 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.