GroundRosterJohn E, III MarsLicensed
| Name | John E, III Mars |
| License number | 049-032667 |
| License type | Private Sewage Installation License |
| License status | Active - IDPH licensed private sewage contractor |
| Based in | Vandalia, Illinois 62471 |
"Based in" is the city on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
Request a quote from John E, III Mars
How to verify this license
We publish the license details exactly as they appear in Illinois's official licensing records; we do not vouch for the business itself. Before hiring, look up license #049-032667 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Illinois Dept. of Public Health - Private Sewage Installation & Pumping licence lookup, last checked 2026-08-19. Verify at the official source.
Are you John E, III Mars? Claim this listing to show your business name on it. It's free, and we confirm every claim before anything changes.