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Septic Registry

Licensed septic companies in Bonne Terre, Missouri

11 businesses on Missouri’s septic licensing records give an address in Bonne Terre, along with 12 individually licensed professionals. Bonne Terre is in Iron County, which has 61 in total.

8 registered owts installers3 registered onsite soil evaluators

Individually licensed professionals in Bonne Terre

Licensed professionals in Bonne Terre
NameLicenceCityExpires
Gordon BessBasic InstallerNo. 35810Bonne TerreAugust 31, 2026
Hailey MadderraAdvanced InstallerNo. 38854Bonne TerreJuly 31, 2026
John CliffordAdvanced InstallerNo. 30804Bonne TerreMay 31, 2028
Rion BorenBasic InstallerNo. 38510Bonne TerreNovember 30, 2025
Rion BorenOnsite Soil EvaluatorNo. 51349Bonne TerreFebruary 28, 2026
Robert ScherrerAdvanced InstallerNo. 32169Bonne TerreFebruary 28, 2026
Ryan AuBuchonAdvanced InstallerNo. 38092Bonne TerreJuly 31, 2027
Ryan AuBuchonOnsite Soil EvaluatorNo. 51359Bonne TerreFebruary 28, 2026
Scott LordAdvanced InstallerNo. 37363Bonne TerreJuly 31, 2028
Steve DenklerAdvanced InstallerNo. 38789Bonne TerreMay 31, 2026
Tiffany BoyerOnsite Soil EvaluatorNo. 51100Bonne TerreMarch 31, 2027
Trenton UmfleetBasic InstallerNo. 38853Bonne TerreJuly 31, 2026

More licensed companies elsewhere in Iron County

A Missouri licence is valid statewide. These are based in the same county but a different town, and can legally work in Bonne Terre.

Septic licensing in Bonne Terre

How many licensed septic companies are there in Bonne Terre?
11 businesses give Bonne Terre as their address on Missouri's septic licensing records, alongside 12 individually licensed professionals. That count is of businesses based in Bonne Terre, not of everyone who will work there — a Missouri licence is valid across the state.
Do I have to use a company based in Bonne Terre?
No. Licensing is statewide, so any licensed company can legally work in Bonne Terre. Iron County has 61 in total, and companies in neighbouring counties can travel too. Being local usually matters for call-out speed and price, not permission.
How do I check a Bonne Terre septic company is really licensed?
Every listing here names the record it came from and the date that record was published. To confirm it is still current, check with Missouri DHSS, or the state's own published registration data.

Other towns in Iron County

Records as published August 26, 2026. Report a correction.