| Company | Location | Certifications | License # |
|---|---|---|---|
| A&A Naples Septic Inc | Naples, FL | Installer (Business Authorization) | SA0181995 |
| Beebe Septic Service | Naples, FL | Installer (Business Authorization) | SA0890373 |
| Dixie Drainfields Inc. | Naples, FL | Installer (Business Authorization) | SA0000969 |
| Drainfields By Design Llc | Naples, FL | Installer (Business Authorization) | SA0232196 |
| E & F Septic Tank Inc. | Naples, FL | Installer (Business Authorization) | SA0031163 |
| E & L Paradise Sanitation Corp | Naples, FL | Installer (Business Authorization) | SA0252283 |
| Earth Works Of Naples Inc. | Naples, FL | Installer (Business Authorization) | SA0071400 |
| George W Shepard & Son Inc. | Naples, FL | Installer (Business Authorization) | SA0950807 |
| James W Craft Septic Service | Naples, FL | Installer (Exempt Business) | SE0232200 |
| Jc Drainfield Inc. | Naples, FL | Installer (Business Authorization) | SA0071408 |
| K. Goddard Construction Inc. | Naples, FL | Installer (Business Authorization) | SA0900479 |
| Rmmj Inc Dba Monty Sanitation | Naples, FL | Installer (Business Authorization) | SA0041205 |
| Southern Sanitation Inc. | Naples, FL | Installer (Business Authorization) | SA0970864 |
13 companies in the Florida DEP septic tank contractor registrations & business authorizations are based in Collier County as of 2026-07-23. Companies based elsewhere in Florida also commonly serve the county.
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