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Septic Registry

Licensed septic companies in Monroe County, Florida

No business on Florida’s septic licensing records gives Monroe County as its address. That does not mean nobody serves the county — a licence is valid statewide, so companies based nearby can legally work here.

Individually licensed onsite professionals in Monroe County

Florida licenses people as well as companies. These are the named professionals the state has licensed, listed with the licence they hold and when it expires. They are usually employed by one of the businesses above.

Licensed onsite professionals in Monroe County
NameLicenceCityExpires
Charles J ChapmanMaster Septic Tank ContractorNo. SM0941167Key LargoSeptember 30, 2026

Who handles septic permits in Monroe County

Florida authorises the business and registers the individual contractor who qualifies it. DEP permits septic systems in some counties and the county health department does it in the rest, so the permit office depends on where you are — but the licence check is always DEP.

How to verify a septic licence before you hire →

Towns in Monroe County

Where in the county each licensed business is based.

Licensed companies in neighbouring counties

A Florida septic licence is valid statewide, so a company listed in an adjoining county can legally do the work in Monroe County.

Records as published August 26, 2026. A licence can lapse at any time — confirm with DEP's own septic business authorisation search before hiring. Report a correction.