Licensed Septic Companies in Westerly, RI
14 septic companies serve Westerly, 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).
Septic services in Westerly
Guides: Septic tank pumping · Septic system installation · Septic inspection · Septic repair · Installation cost · Pumping cost
14 septic companies in Westerly
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111 Danielson Pike
1 R Bella Vista Terrace, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0443 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Andrew Keena & Sons Inc.
114 Post Road, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1894 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Angelo F Pascuzzi
458 Atlantic Ave., Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1799 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Chapman Construction
79 Old Hopkinton Road, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0180 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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D'Amato Brothers Builders
106 Watch Hill Road, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1209 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Donald F Spencer
P.O. Box 1494, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0918 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Joseph P Toscano Jr.
Po Box 2131, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0543 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Peter M Fusaro
41 Yankee Drive, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1736 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Richard E Champlin III
24 Dunns Corner Road, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1754 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Thomas W Burdick Jr
PO Box 1037, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1549 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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W.S. Gavitt Excavation
31 B Robin Hollow Lane, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L1137 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Zanella Plumbing & Heating
34 Oak Street Westely, Westerly, RI 02891 · Washington County
- Licensed: Rhode Island DEM Licensed OWTS (Septic) Installer · #L0340 (Rhode Island Department of Environmental Management, verify)
Per state license: Installation
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Macamaux Septic Pumping
Westerly, RI 02891, Westerly, RI 02891 · Washington County
From their website: Pumping · Inspection
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Shoreline Sanitation
235 Westerly Bradford Rd, Westerly, RI 02891 · Washington County
From their website: Pumping · Inspection · Repair · Risers & lids
No listings match those filters.
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 Westerly 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 Westerly: common questions
How many licensed septic companies are in Westerly, RI?
14 septic companies serve Westerly, 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 pump septic tanks in Westerly?
2 of the 14 listings in Westerly 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 Westerly?
12 listings in Westerly 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.