Level ContractingLicensed
License details
| Company | Leonard Seppanen |
| License type | Septic Installer |
| License status | Licensed, SD Plumbing Commission |
| Based in | Hayti, Hamlin County, South Dakota |
"Based in" is the city and county of the address on the business's license record.
What this license covers
- Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
How to verify this license
We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up this license directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.
Source: South Dakota Plumbing Commission - Licensed Septic Installers, last checked 2026-10-17. Look it up at the issuing agency.
Compare licensed contractors based in Hayti
Other septic contractors based in Hayti
Basin Construction And Drain TileLicensed
Septic System Installation
Other licensed septic contractors based in Hamlin County
Netteberg Construction CompanyLicensed
Septic System Installation
John PantzkeLicensed
Septic System Installation
Ll & Sons ExcavatingLicensed
Septic System Installation
Jnj ConstructionLicensed
Septic System Installation
Fine Line Dirtworx And ConstructionLicensed
Septic System Installation
See every listing based in Hamlin County or in Hayti.