![Mitzi Hart](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Mitzi Hart formerly worked at Kerr Corp., as Office Manager and United States Antimony Corp., as Secretary, Treasurer & Controller.
| Companies | Position | End |
|---|---|---|
Kerr Corp.
 Kerr Corp. Medical SpecialtiesHealth Technology Develops, manufactures, markets, and distributes dental products | Corporate Officer/Principal | - |
| UNITED STATES ANTIMONY CORPORATION | Comptroller/Controller/Auditor | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 2 |
|---|---|
United States Antimony Corp.
 United States Antimony Corp. Other Metals/MineralsNon-Energy Minerals Produces antimony products | Non-Energy Minerals |
Kerr Corp.
Kerr Corp. Medical SpecialtiesHealth Technology Develops, manufactures, markets, and distributes dental products | Health Technology |
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